| Station Name | Months | Country | Earliest | Most Recent |
|---|
| CH'AD-N | 444 | China | Jan 1954 | Dec 1990 |
| CH'I-LAN-TAI | 40 | China | Feb 1978 | Dec 1996 |
| CH'IH-SHUI HO | 42 | China | Jul 1957 | Mar 1997 |
| CH'UNGJU | 252 | Korea, South | Jan 1973 | Dec 1993 |
| CHACARITA | 64 | Costa Rica | Mar 1987 | Nov 1998 |
| CHACHAPOYAS | 422 | Peru | Jul 1959 | Feb 2001 |
| CHACHAPOYAS | 49 | Peru | Sep 2008 | Sep 2013 |
| CHACHOENGSAO AGROMET | 66 | Thailand | Jan 2008 | Oct 2013 |
| CHACO CANYON NATL MON | 947 | United States | Aug 1912 | Mar 2011 |
| CHACTAW NOLF MILTON | 57 | United States | Aug 2007 | Oct 2013 |
| CHADBOURN | 59 | United States | Dec 1923 | Feb 1931 |
| CHADRON 3 NE | 97 | United States | Jul 2003 | Jan 2013 |
| CHADRON MUNICIPAL AP | 1183 | United States | Mar 1895 | Oct 2013 |
| CHAGYL TURKMEN FORMER | 240 | Turkmenistan | Dec 1959 | Oct 2013 |
| CHAHBAHAR | 437 | Iran | May 1963 | Oct 2013 |
| CHAILEY | 296 | Canada | Oct 1980 | Sep 2009 |
| CHAIN BUTTES MONTANA | 336 | United States | Feb 1985 | Oct 2013 |
| CHAIN LAKE | 229 | Canada | Sep 1949 | Apr 1977 |
| CHAINAT AGROMET | 87 | Thailand | Aug 2001 | Oct 2013 |
| CHAING RAI ARGOMET | 46 | Thailand | Aug 2009 | Oct 2013 |
| CHAINGDA | 250 | Russia | Jan 1969 | Oct 2013 |
| CHAITEN | 62 | Chile | Dec 1968 | Dec 2005 |
| CHAIYAPHUM | 680 | Thailand | Jan 1957 | Oct 2013 |
| CHAKDARA | 356 | Pakistan | Aug 1940 | Mar 1977 |
| CHAKLALA | 211 | Pakistan | Jan 1954 | Nov 1971 |
| CHAKULIA INDIA | 30 | India | Nov 1942 | Apr 1945 |
| CHALING | 167 | China | Nov 1960 | Oct 1996 |
| CHALK CREEK #1 | 292 | United States | Nov 1987 | Oct 2013 |
| CHALK CREEK #2 | 277 | United States | Oct 1988 | Oct 2013 |
| CHALK HILL 2 ENE | 434 | United States | Jul 1977 | Oct 2013 |
| CHALK RIVER AEC,ON | 560 | Canada | Nov 1960 | Aug 2013 |
| CHALKYITSIK | 81 | United States | Sep 1962 | Nov 1972 |
| CHALKYITSIK ALASKA | 160 | United States | Jul 1997 | Nov 2012 |
| CHALLIS (AMOS) | 250 | United States | Nov 1983 | Oct 2013 |
| CHALLIS AP | 177 | United States | Oct 1998 | Oct 2013 |
| CHALLIS IDAHO | 190 | United States | Feb 1997 | May 2013 |
| CHALMERS 5 W | 62 | United States | Aug 2008 | Oct 2013 |
| CHALONS | 523 | France | Jan 1806 | Dec 2002 |
| CHALONS/VATRY FAFB | 141 | France | Nov 1958 | Oct 2013 |
| CHALYBEATE SPRINGS | 94 | United States | Apr 1905 | Jul 1914 |
| CHAMA | 9 | United States | Jun 2007 | Feb 2008 |
| CHAMA NWS AWRS | 1298 | United States | Sep 1891 | Oct 2013 |
| CHAMAN | 410 | Pakistan | Jan 1931 | May 1971 |
| CHAMBERLAIN (AMOS) | 340 | United States | Apr 1978 | Oct 2013 |
| CHAMBERLAIN BRIDGE | 87 | United States | Jan 2001 | Aug 2013 |
| CHAMBERLAIN MUNI AP | 778 | United States | Aug 1896 | Oct 2013 |
| CHAMBERS | 1092 | United States | Oct 1911 | Oct 2013 |
| CHAMBERS ISLAND | 54 | United States | Oct 2008 | Oct 2013 |
| CHAMBERSBURG 1 ESE | 1194 | United States | Jan 1894 | Oct 2013 |
| CHAMBERSBURG-1ESE | 1078 | United States | Jul 1858 | Dec 1990 |
| CHAMBERY-AIX-LES-BAINS | 455 | France | May 1975 | Oct 2013 |
| CHAMBLEY FRANCE AB | 93 | France | Nov 1954 | Sep 1966 |
| CHAME PANAMA | 43 | Panama | Aug 1942 | Sep 1946 |
| CHAMICAL | 50 | Argentina | Aug 1995 | Oct 2000 |
| CHAMICAL AERO | 554 | Argentina | Jan 1963 | Oct 2013 |
| CHAMITA | 279 | United States | Oct 1988 | Oct 2013 |
| CHAMONIX | 41 | France | Feb 2005 | Dec 2008 |
| CHAMOUCHOUANE, QUE | 184 | Canada | Nov 1994 | Oct 2013 |
| CHAMPAIGN 9 SW | 127 | United States | Jan 2003 | Oct 2013 |
| CHAMPAIGN WILLARD AP | 194 | United States | Jun 1997 | Oct 2013 |
| CHAMPION AGDM, ALTA | 123 | Canada | Feb 2003 | Sep 2013 |
| CHAMPION VAN RIPER PRK | 1337 | United States | Aug 1898 | Sep 2013 |
| CHAMPION-VAN-RIPER-P | 1083 | United States | Aug 1898 | Dec 1990 |
| CHAMPLAIN | 103 | Canada | Dec 1980 | Dec 1990 |
| CHAMPNIERS | 49 | France | Mar 2007 | Oct 2013 |
| CHAMPOTON, CAMPECHE | 713 | Mexico | Jan 1921 | Feb 1984 |
| CHAN GURNEY MUNI | 409 | United States | Jan 1973 | Oct 2013 |
| CHANARAL | 108 | Chile | Dec 1968 | Dec 1986 |
| CHANDALAR LAKE | 471 | United States | Jul 1963 | May 2011 |
| CHANDALAR SHELF DOT | 148 | United States | May 2000 | Apr 2013 |
| CHANDLER 1 | 1250 | United States | Aug 1901 | Mar 2011 |
| CHANDLER 5SE MESONET | 45 | United States | Dec 2009 | Sep 2013 |
| CHANDLER HEIGHTS | 1282 | United States | Mar 1896 | Apr 2007 |
| CHANDLER MUNI AP | 494 | United States | Nov 1912 | Oct 2013 |
| CHANDLER MUNI AP | 9 | United States | Jan 2005 | Dec 2005 |
| CHANDLER RGNL | 99 | United States | Aug 2004 | Oct 2013 |
| CHANDLER WILLIAMS AFB | 171 | United States | Feb 1949 | Aug 1965 |
| CHANDLERS VALLEY 1SE | 110 | United States | Sep 2004 | Oct 2013 |
| CHANDPUR | 176 | Bangladesh | Jan 1961 | Mar 2013 |
| CHANG DAO | 329 | China | May 1986 | Oct 2013 |
| CHANG-WU | 107 | China | Oct 1980 | Apr 1997 |
| CHANG-ZHI | 62 | China | Sep 1956 | Oct 1961 |
| CHANGBAI | 529 | China | Apr 1958 | Oct 2013 |
| CHANGBAI | 409 | China | Dec 1956 | Dec 1990 |
| CHANGCHUN CHINA PEOPLES REP | 1207 | China | Jan 1909 | Oct 2013 |
| CHANGDE | 879 | China | Aug 1932 | Oct 2013 |
| CHANGDU (QAMDO) | 779 | China | Jan 1941 | Oct 2013 |
| CHANGGAI GAP /ROK AFS K-3 | 146 | Korea, South | Jun 1958 | Sep 1970 |
| CHANGHUNG | 252 | Korea, South | Jan 1973 | Dec 1993 |
| CHANGJIN | 473 | Korea, North | Jan 1971 | Oct 2013 |
| CHANGJON | 493 | Korea, North | Jan 1971 | Oct 2013 |
| CHANGLING | 733 | China | Sep 1952 | Oct 2013 |
| CHANGSHA | 852 | China | Jan 1911 | Dec 1988 |
| CHANGSHA | 323 | China | Apr 1944 | Oct 2013 |
| CHANGSHA HUANGHUA | 109 | China | Aug 2004 | Oct 2013 |
| CHANGTING | 727 | China | Jan 1951 | Oct 2013 |
| CHANGUINOLA PANAMA | 173 | Panama | Jan 1956 | Dec 1970 |
| CHANGWON | 300 | Korea, South | Nov 1988 | Oct 2013 |
| CHANGZHOU | 269 | China | Sep 1956 | Mar 1997 |
| CHANHASSEN WSFO | 214 | United States | Jan 1996 | Oct 2013 |
| CHANIA | 412 | Greece | Jan 1961 | Nov 2004 |
| CHANNAHON DRESDEN ISL DAM | 190 | United States | May 1979 | Feb 2013 |
| CHANNEL (LGT-VSL) | 12 | United Kingdom | Apr 1981 | May 1982 |
| CHANNEL ISLAND | 160 | Canada | Dec 1890 | Dec 1904 |
| CHANNEL LIGHTSHIP | 231 | United Kingdom | Jul 1992 | Oct 2013 |
| CHANNEL POINT | 184 | Australia | Sep 1994 | Sep 2013 |
| CHANNEL,NF | 346 | Canada | May 1877 | Feb 1949 |
| CHANNING 11 NE | 17 | United States | Mar 1990 | Jul 1991 |
| CHANNING 2 | 356 | United States | Sep 1904 | Jul 2007 |
| CHANTHA BURI | 866 | Thailand | Dec 1937 | Oct 2013 |
| CHANTILLY | 79 | United States | Jan 1948 | Jul 1954 |
| CHANUTE MARTIN JOHNSON AP | 1305 | United States | May 1896 | Oct 2013 |
| CHANUTE NO 1 | 190 | United States | Jan 1997 | Aug 2013 |
| CHANY | 500 | Russia | Jan 1969 | Oct 2013 |
| CHAO-I | 6 | China | Dec 1957 | Jul 1958 |
| CHAOYANG | 760 | China | Jan 1932 | Oct 2013 |
| CHAOYANG AIRFIELD | 33 | China | Aug 1957 | Nov 1981 |
| CHAPAEVO | 362 | Kazakhstan | Apr 1969 | Oct 2013 |
| CHAPAIS | 102 | Canada | Dec 1962 | Aug 1971 |
| CHAPAIS 2,QU | 440 | Canada | Jul 1962 | Dec 2001 |
| CHAPAIS, QUE | 106 | Canada | Sep 2004 | Oct 2013 |
| CHAPALA | 345 | Mexico | Dec 1953 | Oct 1998 |
| CHAPALA, JALISCO | 733 | Mexico | May 1934 | Oct 1998 |
| CHAPARACO, MICHOACAN | 569 | Mexico | Mar 1948 | Nov 1998 |
| CHAPARRAL | 123 | United States | Jan 1998 | Jan 2012 |
| CHAPECO | 68 | Brazil | Sep 2007 | Oct 2013 |
| CHAPEL HILL 2 W | 1402 | United States | Jan 1891 | Oct 2013 |
| CHAPEL HILL WILLIAMS AP | 168 | United States | Aug 1999 | Oct 2013 |
| CHAPEL ROCK | 31 | Canada | Jan 2004 | Nov 2007 |
| CHAPEL-HILL-2W | 1482 | United States | Jan 1844 | Dec 1990 |
| CHAPELCO | 22 | Argentina | Sep 2002 | Sep 2005 |
| CHAPIN COLORADO | 165 | United States | Sep 1999 | Sep 2013 |
| CHAPINGO | 508 | Mexico | Jan 1952 | Nov 1998 |
| CHAPLEAU 2,ON | 558 | Canada | Jul 1913 | Oct 1966 |
| CHAPLEAU A, ONT | 422 | Canada | Jul 1978 | Oct 2013 |
| CHAPLEAU ARPT(SAWR) | 234 | Canada | Sep 1978 | Apr 1998 |
| CHAPLIN,SA | 1172 | Canada | Jan 1893 | Jul 1995 |
| CHAPLYNE | 313 | Ukraine | Sep 1949 | Oct 2013 |
| CHAPMAN | 589 | United States | Feb 1904 | Oct 2013 |
| CHAPPELL | 131 | United States | Oct 2000 | Sep 2013 |
| CHAPPELLS 2 NNW | 7 | United States | Jan 1930 | Dec 1930 |
| CHAR. AMALIE ST. THOMAS VIRGI | 772 | Virgin Islands [United States] | Jul 1917 | Nov 1981 |
| CHARA | 904 | Russia | Jun 1938 | Oct 2013 |
| CHARANA | 457 | Bolivia | Jan 1951 | Sep 2007 |
| CHARANA | 117 | Bolivia | Jan 1944 | Dec 1964 |
| CHARCAS | 233 | Mexico | Mar 1962 | Sep 1998 |
| CHARDARA | 184 | Kazakhstan | Sep 1988 | Sep 2013 |
| CHARDON | 819 | United States | Jun 1945 | Oct 2013 |
| CHARDZHEV | 1350 | Turkmenistan | Jun 1894 | Oct 2013 |
| CHARING | 237 | United Kingdom | Nov 1980 | Dec 2001 |
| CHARITON 1 E | 1395 | United States | Feb 1895 | Jul 2013 |
| CHARITON MUNI AP | 205 | United States | May 1995 | Oct 2013 |
| CHARLEROI LOCK 4 | 31 | United States | Jan 2011 | Oct 2013 |
| CHARLEROI/GOSSELIES | 487 | Belgium and Luxemborg | Jan 1973 | Oct 2013 |
| CHARLES CITY MUNI | 1473 | United States | Jan 1891 | Oct 2013 |
| CHARLES MILL LAKE | 578 | United States | Jan 1939 | Jul 1987 |
| CHARLES TOWN 1 SE | 93 | United States | Jan 1993 | Sep 2001 |
| CHARLES-CITY | 1200 | United States | Jan 1891 | Dec 1990 |
| CHARLESBOURG JAR ZOO | 145 | Canada | Jan 1963 | Jun 1977 |
| CHARLESBOURG PARC ORLEAN | 220 | Canada | Sep 1971 | Dec 1990 |
| CHARLESTON | 1374 | United States | Jan 1896 | Oct 2013 |
| CHARLESTON | 521 | United States | May 1951 | Oct 2002 |
| CHARLESTON | 175 | Canada | Nov 1989 | Nov 2008 |
| CHARLESTON | 41 | United States | Oct 2008 | Feb 2012 |
| CHARLESTON - JARBIDGE 17SSW | 194 | United States | Nov 1961 | Sep 2013 |
| CHARLESTON 1 | 805 | United States | Sep 1892 | Jan 1974 |
| CHARLESTON 1 N | 650 | United States | May 1911 | Apr 2002 |
| CHARLESTON CITY | 2128 | United States | Jan 1835 | Sep 2013 |
| CHARLESTON EXECUTIVE | 53 | United States | Jan 2009 | Oct 2013 |
| CHARLESTON INTL. AIRPORT | 2286 | United States | Jan 1823 | Oct 2013 |
| CHARLESTON MUN, SC | 689 | United States | Jul 1945 | Dec 2002 |
| CHARLESTON NAS | 85 | United States | Jul 1945 | Jun 1980 |
| CHARLESTON WSFO | 206 | United States | Jul 1996 | Sep 2013 |
| CHARLESTON/KANAWHA., WV. | 1300 | United States | May 1902 | Oct 2013 |
| CHARLESTOWN 5 NNW | 1193 | United States | Apr 1895 | Jun 2001 |
| CHARLESTOWN-ORD-PLT | 1057 | United States | Apr 1895 | Dec 1990 |
| CHARLESTOWN/NEWCAST | 128 | Antigua, Barbuda, St. Kitts, and Nevis | May 1994 | Oct 2013 |
| CHARLESVILLE | 255 | Canada | Oct 1978 | Feb 2006 |
| CHARLEVILLE AERO COMPARISON | 25 | Australia | Oct 2003 | Jan 2006 |
| CHARLEVILLE AIRPORT | 1282 | Australia | Jan 1907 | Oct 2013 |
| CHARLEVILLE POST OFFICE | 754 | Australia | May 1889 | Sep 1953 |
| CHARLEVILLE-MEZ | 299 | France | Jul 1940 | Oct 2013 |
| CHARLEVOIX | 549 | United States | Dec 1891 | Oct 2013 |
| CHARLEVOIX | 72 | Canada | Aug 1983 | Sep 1995 |
| CHARLEVOIX (MRC), QUE | 148 | Canada | Dec 1997 | Dec 2010 |
| CHARLEVOIX MUNI AP | 132 | United States | May 2002 | Oct 2013 |
| CHARLEY 2 SW | 132 | United States | Mar 2001 | Mar 2012 |
| CHARLIE (STANFORD) | 10 | United States | Jun 2012 | Oct 2013 |
| CHARLIE LAKE | 221 | Canada | Oct 1988 | Apr 2013 |
| CHARLINCH | 72 | Canada | Jan 1887 | Aug 1893 |
| CHARLO AIRPORT | 54 | Canada | Jan 1973 | Jun 1977 |
| CHARLO AUTO, NB | 808 | Canada | Jul 1945 | Oct 2013 |
| CHARLOTTE | 89 | United States | Jun 2006 | Oct 2013 |
| CHARLOTTE 5 NNW | 588 | United States | Jul 1962 | May 2012 |
| CHARLOTTE AMALIE | 84 | Virgin Islands [United States] | May 2005 | Oct 2013 |
| CHARLOTTE AMALIE EST | 14 | Virgin Islands [United States] | Jul 1948 | Dec 1949 |
| CHARLOTTE AMALIE HARRY S TRUM | 709 | Virgin Islands [United States] | Jul 1948 | Oct 2013 |
| CHARLOTTE COURT HOUSE | 680 | United States | Jul 1946 | Oct 2013 |
| CHARLOTTE DOUGLAS MUNICIPAL A | 1621 | United States | Oct 1878 | Oct 2013 |
| CHARLOTTE FITCH BEACH AP | 112 | United States | Jun 2004 | Oct 2013 |
| CHARLOTTE HALL 2 SE | 462 | United States | Oct 1893 | Nov 1972 |
| CHARLOTTE PASS (KOSCIUSKO CHALET) | 193 | Australia | Dec 1967 | Apr 2012 |
| CHARLOTTEBURG RESERVOIR | 1414 | United States | Apr 1893 | Oct 2013 |
| CHARLOTTEBURG-RESERV | 1168 | United States | Apr 1893 | Dec 1990 |
| CHARLOTTESVILLE 2 SSE | 493 | United States | Jan 1930 | Oct 2013 |
| CHARLOTTESVILLE 2 W | 1482 | United States | Jul 1837 | Oct 2013 |
| CHARLOTTESVILLE ALB | 489 | United States | Jan 1973 | Oct 2013 |
| CHARLOTTESVILLE FAA | 220 | United States | May 1961 | Oct 2013 |
| CHARLOTTETOWN | 720 | Canada | Nov 1872 | Dec 1934 |
| CHARLOTTETOWN A, PEI | 1649 | Canada | Nov 1872 | Oct 2013 |
| CHARLTON MASONIC HOME | 76 | United States | Sep 1951 | Nov 1958 |
| CHARLTON POST OFFICE | 187 | Australia | Jan 1965 | Oct 2013 |
| CHARLWOOD | 127 | United Kingdom | Aug 2002 | Oct 2013 |
| CHARMANY FARM | 587 | United States | Dec 1959 | Oct 2013 |
| CHAROZERO | 112 | Russia | May 1979 | Jan 1995 |
| CHARTERHALL | 303 | United Kingdom | Oct 1987 | Oct 2013 |
| CHARTERIS | 337 | Canada | Jun 1980 | Jul 2013 |
| CHARTERS CREEK | 158 | South Africa | Mar 1998 | Oct 2013 |
| CHARTERS TOWERS AIRPORT | 290 | Australia | Jun 1942 | Sep 2013 |
| CHARTERS TOWERS POST OFFICE | 1150 | Australia | Feb 1893 | Nov 1992 |
| CHARTERS-TOWERS-POST | 1006 | Australia | Jan 1907 | Nov 1992 |
| CHARTRES | 474 | France | Jan 1973 | Oct 2013 |
| CHASAKOCHI | 85 | China | Sep 1956 | Dec 1963 |
| CHASE | 285 | Canada | May 1952 | May 2001 |
| CHASE | 61 | United States | Jan 1899 | Sep 1904 |
| CHASE CITY | 712 | United States | Apr 1947 | Jul 2013 |
| CHASHKENT | 18 | Turkmenistan | Feb 1976 | Oct 1979 |
| CHASKA 2NW | 120 | United States | Jul 2003 | Oct 2013 |
| CHASM FALLS | 1031 | United States | Jan 1893 | Oct 2013 |
| CHASM-FALLS | 688 | United States | Jun 1927 | Dec 1990 |
| CHASSERAL | 196 | Switzerland | Dec 1988 | Oct 2013 |
| CHATANIKA ALASKA | 213 | United States | Jun 1990 | Jul 2013 |
| CHATAUQUA CO JAMESTO | 390 | United States | Jan 1973 | Oct 2013 |
| CHATEAU D OEX | 18 | Switzerland | Mar 2012 | Oct 2013 |
| CHATEAU RICHER | 270 | Canada | Dec 1980 | Jun 2013 |
| CHATEAU-ARNOUX | 15 | France | Feb 1988 | Sep 1990 |
| CHATEAU-CHINON | 178 | France | Jan 1973 | Dec 1991 |
| CHATEAUDUN | 325 | France | Jul 1973 | Oct 2013 |
| CHATFIELD | 58 | Canada | Sep 1969 | Aug 1974 |
| CHATFIELD | 53 | United States | Nov 1923 | Aug 1928 |
| CHATHAM | 1056 | United States | Nov 1922 | Oct 2013 |
| CHATHAM | 328 | United States | Aug 1904 | Mar 1970 |
| CHATHAM | 314 | United States | Mar 1948 | Jun 1975 |
| CHATHAM | 44 | United States | May 1901 | Apr 1905 |
| CHATHAM (AUTO8) | 111 | Canada | May 1985 | Jul 2005 |
| CHATHAM (CGS) | 188 | United States | Oct 1975 | Feb 1996 |
| CHATHAM 1 SE | 107 | United States | Dec 2004 | Oct 2013 |
| CHATHAM 2 W | 90 | United States | Apr 2000 | Sep 2011 |
| CHATHAM 2,ON | 531 | Canada | Aug 1889 | Mar 1935 |
| Chatham A | 1272 | Canada | Jan 1895 | Dec 2000 |
| CHATHAM BROWNBURG | 138 | Canada | Aug 1977 | Jun 2006 |
| CHATHAM CFCO | 184 | Canada | Oct 1946 | Jan 1962 |
| CHATHAM EXPERIMENT FA | 1349 | United States | Jul 1900 | Oct 2013 |
| CHATHAM I WAITANGI | 1308 | New Zealand | Jan 1878 | May 2011 |
| CHATHAM IS AERO AWS | 12 | New Zealand | Oct 2012 | Oct 2013 |
| CHATHAM LT STN | 526 | United States | Mar 1943 | Sep 2013 |
| CHATHAM MUNICIPAL AP | 393 | United States | Oct 1975 | Oct 2013 |
| CHATHAM POINT (LH) | 625 | Canada | Jul 1958 | Jul 2012 |
| CHATHAM WATERWORKS | 65 | Canada | Jun 1974 | Mar 1983 |
| CHATHAM WPCP | 265 | Canada | Sep 1983 | Dec 2006 |
| CHATHAM WTP | 50 | United States | Jul 2007 | Sep 2013 |
| CHATHAM,N.B. | 1587 | Canada | Jan 1873 | Aug 2005 |
| CHATHAM-EXP-FARM-#2 | 1051 | United States | Aug 1900 | Dec 1990 |
| CHATILLON/SEINE | 94 | France | Apr 1982 | May 2000 |
| CHATOM | 732 | United States | Sep 1949 | Oct 2013 |
| CHATS FALLS | 460 | Canada | Jun 1950 | May 1992 |
| CHATSWORTH | 561 | Canada | Jun 1958 | Nov 2009 |
| CHATSWORTH | 414 | United States | Dec 1940 | Jul 1979 |
| CHATSWORTH 2 | 168 | United States | Sep 1999 | Oct 2013 |
| CHATSWORTH GEORGIA | 120 | United States | Mar 2003 | Oct 2013 |
| CHATSWORTH HEYNEMANN R | 26 | United States | Nov 1945 | Jun 1948 |
| CHATTANOOGA 3 NE | 1225 | United States | Dec 1905 | Mar 2009 |
| CHATTANOOGA/LOVELL FIELD, TN. | 1616 | United States | Jan 1879 | Oct 2013 |
| CHATTOOGA #1 GEORGIA | 135 | United States | Nov 2001 | Oct 2013 |
| CHAUMONT | 149 | France | May 1952 | Sep 1966 |
| CHAUN | 197 | Russia | Jan 1959 | Jun 2013 |
| CHAUSSE IDAHO | 130 | United States | Oct 1985 | Mar 1997 |
| CHAUTAUQUA CO DUNKIR | 172 | United States | Apr 1999 | Oct 2013 |
| CHAUTAUQUA COUNTY AIRPORT | 425 | United States | Nov 1945 | Oct 2013 |
| CHAUVIN | 59 | Canada | Jul 1981 | Jun 1989 |
| CHAVANGA (STREAM) | 110 | Russia | Sep 1969 | Aug 1994 |
| CHAWANG | 66 | Thailand | Jan 2008 | Oct 2013 |
| CHAWANG | 34 | Thailand | Jan 1998 | Dec 2000 |
| CHAYAN | 58 | Kazakhstan | Dec 1969 | Dec 1981 |
| CHAYBUKHA | 97 | Russia | Nov 1956 | Feb 1987 |
| CHAZY | 1291 | United States | Jul 1899 | Aug 2011 |
| CHEAPSIDE | 109 | United States | Jul 2001 | Oct 2013 |
| CHEASAPEAKE BIO LAB | 13 | United States | Mar 2007 | May 2008 |
| CHEASAPEAKE BRIDGE | 98 | United States | Mar 2005 | Oct 2013 |
| CHEASAPEAKE CITY | 38 | United States | Aug 2010 | Oct 2013 |
| CHEAT BRIDGE | 108 | United States | Dec 1921 | Aug 1997 |
| CHEATHAM LOCK AND DAM | 485 | United States | May 1971 | Oct 2013 |
| CHEB CZECHOSLOVAKIA C | 803 | Czech Republic | Nov 1938 | Oct 2013 |
| CHEBOKSARY | 62 | Russia | Sep 2008 | Oct 2013 |
| CHEBOYGAN | 1434 | United States | Apr 1890 | Oct 2013 |
| CHEBOYGAN CO AP | 111 | United States | Jun 2004 | Oct 2013 |
| CHECH'ON | 252 | Korea, South | Jan 1973 | Dec 1993 |
| CHECHERSK-IN-GOMEL | 75 | Belarus | Jan 1969 | Dec 1981 |
| CHECOTAH | 27 | United States | Jun 2002 | Aug 2004 |
| CHEDDERVILLE CDA EPF | 117 | Canada | Jan 1967 | Nov 1977 |
| CHEERY POINT | 58 | United States | Oct 2008 | Oct 2013 |
| CHEESEBORO CALIFORNIA | 209 | United States | Oct 1995 | Oct 2013 |
| CHEESEMAN COLORADO | 314 | United States | Mar 1987 | Oct 2013 |
| CHEESMAN | 1323 | United States | Dec 1902 | Oct 2013 |
| CHEFCHAOUEN | 112 | Morocco | Sep 1994 | Oct 2013 |
| CHEHALIS | 104 | United States | Jan 1893 | Apr 1941 |
| CHEHALIS CENTRALIA | 76 | United States | Mar 2007 | Oct 2013 |
| CHEJU | 1086 | Korea, South | May 1923 | Oct 2013 |
| CHEJU DO K 39 | 160 | Korea, South | Aug 1954 | Dec 1967 |
| CHEJU DO K 40 | 39 | Korea, South | Feb 1951 | Jul 1954 |
| CHEKIKA FLORIDA | 121 | United States | Oct 2002 | May 2013 |
| CHELAN | 652 | United States | May 1958 | Aug 2013 |
| CHELEKEN TURKMEN FORMER | 83 | Turkmenistan | Dec 1975 | Mar 1999 |
| CHELJABINSK-BALANDI | 604 | Russia | Nov 1934 | Oct 2013 |
| CHELSEA | 929 | Canada | Oct 1927 | Dec 2012 |
| CHELSEA | 142 | United States | Jan 2002 | Oct 2013 |
| CHELSEA 2 NW | 1495 | United States | Mar 1885 | Oct 2013 |
| CHELTENHAM 1 NW | 665 | United States | May 1901 | Sep 1956 |
| CHELVESTON | 79 | United Kingdom | Aug 1956 | Feb 1964 |
| CHELYABINSK-GOROD | 147 | Russia | Sep 1949 | Sep 2013 |
| CHEM-CHAMAL | 6 | Iraq | Jul 1989 | Feb 1990 |
| CHEMAINUS | 262 | Canada | Nov 1979 | Sep 2013 |
| CHEMIN CHUTE DES PASSES | 71 | Canada | Jan 1967 | Dec 1974 |
| CHEMOULIN | 141 | France | Oct 2001 | Oct 2013 |
| CHEMULT | 809 | United States | Feb 1937 | Sep 2013 |
| CHEMULT 20 SE | 13 | United States | May 1963 | May 1964 |
| CHEMULT ALTERNATE | 296 | United States | Jun 1988 | Oct 2013 |
| CHEMULT OREGON | 100 | United States | Jul 1992 | Dec 2001 |
| CHEMUNG | 96 | United States | Mar 1894 | Sep 1902 |
| CHEMUNG | 52 | United States | Jul 2009 | Oct 2013 |
| CHEMURNAUT | 290 | Russia | Oct 1957 | Oct 2013 |
| CHEN-AN | 234 | China | Dec 1964 | Apr 1997 |
| CHEN-YUAN | 13 | China | Sep 1956 | Jan 1958 |
| CHENA HOT SPRINGS | 172 | United States | Sep 1962 | Nov 2011 |
| CHENA RIDGE | 126 | United States | Apr 1999 | Feb 2013 |
| CHENAUX | 476 | Canada | Jan 1951 | Nov 1990 |
| CHENEVILLE | 487 | Canada | May 1965 | May 2013 |
| CHENEY | 288 | United States | Jan 1904 | Oct 1955 |
| CHENEYVILLE 1 NE | 1471 | United States | Jun 1882 | Oct 2013 |
| CHENG-KUNG | 262 | Taiwan | Jan 1973 | Dec 1998 |
| CHENG-TZU-TUAN | 3 | China | Mar 1958 | May 1958 |
| CHENG-XIAN | 389 | China | Oct 1956 | Jan 2000 |
| CHENGDE | 841 | China | Jan 1937 | Oct 2013 |
| CHENGDU | 975 | China | Aug 1932 | Oct 2013 |
| CHENGKUNG | 729 | Taiwan | Jan 1940 | Oct 2000 |
| CHENGSHANTOU | 967 | China | Jan 1924 | Oct 2013 |
| CHENGTU CHINA/HSINCHING AAB | 26 | China | Jan 1944 | Oct 1946 |
| CHENIES(AUTO) | 68 | United Kingdom | Oct 1992 | Sep 1998 |
| CHENNAI/MINAMBAKKAM | 2262 | India | Jan 1796 | Oct 2013 |
| CHENOA | 735 | United States | Feb 1951 | Sep 2013 |
| CHENZHOU | 859 | China | Dec 1936 | Oct 2013 |
| CHEOAH NORTH CAROLINA | 116 | United States | Mar 2003 | Oct 2013 |
| CHEONAN | 56 | Korea, South | Feb 2009 | Oct 2013 |
| CHEONGJU | 563 | Korea, South | Aug 1953 | Oct 2013 |
| CHEONGJU INTL AIRPO | 398 | Korea, South | Apr 1979 | Oct 2013 |
| CHEORWON | 300 | Korea, South | Nov 1988 | Oct 2013 |
| CHEPES | 683 | Argentina | Jan 1931 | May 2006 |
| CHEPETA | 275 | United States | Oct 1989 | Oct 2013 |
| CHEPETA UTAH | 157 | United States | Oct 1998 | Oct 2013 |
| CHERAT | 515 | Pakistan | Jan 1931 | Dec 1979 |
| CHERAW | 1534 | United States | Apr 1882 | Oct 2013 |
| CHERAW 1 N | 236 | United States | Mar 1994 | Oct 2013 |
| CHERBOURG/CHANTEREYNE FRAN | 652 | France | Jan 1951 | Oct 2013 |
| CHERDYN' | 1468 | Russia | Jan 1891 | Oct 2013 |
| CHEREMUKHOVO | 14 | Russia | Aug 1954 | Aug 1957 |
| CHEREPOVEC | 632 | Russia | Aug 1959 | Oct 2013 |
| CHERINAY | 78 | Russia | Jan 1969 | Jan 1988 |
| CHERITON | 452 | United States | Oct 1936 | Oct 1976 |
| CHERKASY | 247 | Ukraine | Feb 1970 | Oct 2013 |
| CHERKASY | 10 | Ukraine | Feb 2005 | Oct 2013 |
| CHERKESSK | 65 | Russia | Apr 1979 | Mar 1994 |
| CHERNI VRAH (TOP/SOMMET) | 853 | Bulgaria | Jan 1936 | Oct 2013 |
| CHERNIHIV | 646 | Ukraine | Sep 1949 | Oct 2013 |
| CHERNISHEVSKIJ | 629 | Russia | Sep 1949 | Oct 2013 |
| CHERNIVTSI | 1498 | Ukraine | Jan 1880 | Oct 2013 |
| CHERNJAEVO | 986 | Russia | Apr 1928 | Oct 2013 |
| CHERNOFSKI HARBOR | 82 | United States | Jan 1925 | Jul 1942 |
| CHERNYAHOVSK | 14 | Russia | Nov 1974 | Oct 2013 |
| CHERNYSHEVSK | 272 | Russia | Apr 1953 | May 2001 |
| CHERNYY (CAPE) | 85 | Russia | Jul 1986 | Jul 1994 |
| CHEROKEE | 1097 | United States | Dec 1921 | Oct 2013 |
| CHEROKEE 1SSW MESONET | 1109 | United States | Jul 1915 | Sep 2013 |
| CHEROKEE CO AP | 10 | United States | Jan 2005 | Dec 2005 |
| CHEROKEE MUNI AP | 90 | United States | Jan 2006 | Oct 2013 |
| CHEROKEE PK LOUISVILLE | 608 | United States | Jun 1909 | Oct 2013 |
| CHEROKEE TENNESSEE | 115 | United States | Mar 2002 | Apr 2013 |
| CHERRA POONJEE | 1264 | India | Jun 1902 | Oct 2013 |
| CHERRY ARIZONA | 181 | United States | Apr 1998 | Oct 2013 |
| CHERRY CREEK (1) | 214 | United States | Apr 1908 | Jun 2010 |
| CHERRY CREEK DAM | 602 | United States | Nov 1951 | Dec 2003 |
| CHERRY FIELDS | 9 | United States | Oct 1893 | Jan 1895 |
| CHERRY FORK | 129 | United States | Feb 1893 | Dec 1946 |
| CHERRY GROVE 2 S | 545 | United States | Jan 1938 | Jun 1983 |
| CHERRY HILL | 18 | United States | Sep 1973 | Sep 1976 |
| CHERRY PLAIN | 55 | United States | Aug 1943 | Mar 1949 |
| CHERRY POINT (MCAS) | 490 | United States | Jan 1973 | Oct 2013 |
| CHERRY POINT MCAS | 809 | United States | Mar 1945 | Oct 2013 |
| CHERRY POINT MCAS ASOS 2 | 15 | United States | Aug 1996 | Dec 1997 |
| CHERRY VALLEY 2 NNE | 672 | United States | Apr 1952 | May 2011 |
| CHERRY VALLEY DAM | 673 | United States | Nov 1955 | Oct 2012 |
| CHERSKIJ | 633 | Russia | May 1955 | Oct 2013 |
| CHERVJANKA | 628 | Russia | Jan 1959 | Jun 2012 |
| CHESAPEAKE | 271 | United States | May 1985 | Jul 2013 |
| CHESAPEAKE BAY | 70 | United States | Nov 2007 | Oct 2013 |
| CHESAPEAKE BAY | 68 | United States | Nov 2007 | Oct 2013 |
| CHESAPEAKE HUNTINGTON AP | 235 | United States | Apr 1941 | Dec 1960 |
| CHESAPEAKE RGNL | 145 | United States | Sep 2001 | Oct 2013 |
| CHESAW 2 NNE | 625 | United States | Mar 1930 | Apr 1984 |
| CHESHME | 86 | Turkmenistan | Oct 1959 | Mar 1994 |
| CHESNEE 7 WSW | 261 | United States | Aug 1991 | Oct 2013 |
| CHESSMAN RESERVOIR | 138 | United States | Nov 1908 | Mar 1953 |
| CHESTER | 983 | United States | Aug 1900 | Sep 2013 |
| CHESTER | 665 | United States | Sep 1957 | Oct 2013 |
| CHESTER | 106 | United States | Apr 1946 | Dec 1958 |
| CHESTER | 57 | United States | Feb 2009 | Oct 2013 |
| CHESTER | 54 | United States | Apr 1905 | Nov 1910 |
| CHESTER 1 NW | 970 | United States | Feb 1923 | Oct 2013 |
| CHESTER 2 | 214 | United States | Apr 1969 | Dec 1988 |
| CHESTER 26 NNW | 86 | United States | Dec 1964 | Sep 1972 |
| CHESTER 31 N | 125 | United States | Dec 1972 | Aug 1987 |
| CHESTER AIRPORT | 56 | United States | Sep 2008 | Oct 2013 |
| CHESTERFIELD | 243 | United States | Jan 1894 | Apr 1922 |
| CHESTERFIELD 3 E | 171 | United States | May 1999 | Oct 2013 |
| CHESTERFIELD AIRPORT | 35 | United States | Jun 2010 | Oct 2013 |
| CHESTERFIELD INLET | 244 | Canada | Sep 1942 | Oct 2013 |
| Chesterfield Inlet A | 930 | Canada | Nov 1921 | Dec 1999 |
| CHESTERFIELD INLET& | 278 | Canada | Jan 1973 | Oct 2010 |
| CHESTERFIELD INLET,NW | 120 | Canada | Nov 1921 | Dec 1931 |
| CHESTERMERE LAKE SOUTH | 118 | Canada | Aug 1974 | Mar 1985 |
| CHESTERTOWN | 1192 | United States | Jun 1855 | May 2011 |
| CHESTERVILLE 2 | 305 | Canada | Dec 1965 | Sep 1997 |
| CHESTNUT HILL | 1535 | United States | Nov 1884 | Aug 2013 |
| CHESTNUT LAWN | 18 | United States | Sep 1912 | Apr 1914 |
| CHESTOCHENA | 27 | United States | Aug 1904 | Oct 1907 |
| CHESUNCOOK | 10 | United States | Jun 1905 | Sep 1906 |
| CHETCO RIVER (CGS) | 85 | United States | Nov 1977 | Jun 1989 |
| CHETICAMP CS | 688 | Canada | May 1935 | Oct 2013 |
| CHETICAMP CS, NS | 44 | Canada | Jul 1961 | Dec 2010 |
| CHETUMAL Q ROO (FAM) | 10 | Mexico | Nov 2011 | Sep 2013 |
| CHETUMAL, Q.ROO | 735 | Mexico | Jan 1949 | Oct 2013 |
| CHETWYND A | 360 | Canada | Dec 1982 | Oct 2013 |
| CHETWYND AIRPORT | 483 | Canada | May 1970 | Oct 2013 |
| CHEUNG CHAU | 139 | China | Apr 2002 | Oct 2013 |
| CHEVAK AIRPORT | 44 | United States | Mar 2009 | Oct 2013 |
| CHEVERY (MARS) | 49 | Canada | Jan 1973 | Jun 1977 |
| CHEVERY, QUE | 380 | Canada | Jul 1957 | Oct 2013 |
| CHEVIOT | 302 | United States | Mar 1980 | Oct 2013 |
| CHEWANCAN | 49 | United States | Nov 1915 | Jun 1920 |
| CHEWELAH | 1033 | United States | Nov 1925 | Aug 2013 |
| CHEWSVILLE-BRIDGEPOR | 878 | United States | Jan 1899 | Jul 1973 |
| CHEYENNE 11 NW | 10 | United States | Jul 2012 | Oct 2013 |
| CHEYENNE 6SW MESONET | 54 | United States | Feb 2009 | Sep 2013 |
| CHEYENNE AGENCY | 242 | United States | Jul 1904 | Feb 1960 |
| CHEYENNE CO MUNI / S | 17 | United States | May 2012 | Oct 2013 |
| CHEYENNE HORT F STN | 258 | United States | Jan 1935 | Aug 1957 |
| CHEYENNE MTN AS | 8 | United States | Dec 2012 | Oct 2013 |
| CHEYENNE MUNICIPAL ARPT | 1714 | United States | Jan 1871 | Oct 2013 |
| CHEYENNE WELLS | 1383 | United States | Apr 1897 | Sep 2013 |
| CHEYENNE WFO | 124 | United States | Apr 2003 | Sep 2013 |
| CHEYENNE-WELLS | 1164 | United States | Mar 1889 | Dec 1990 |
| CHHOR | 729 | Pakistan | Jan 1932 | Oct 2013 |
| CHI-MUL-PO | 203 | Korea, South | Jul 1888 | Jul 1907 |
| CHIA TUNG | 319 | Taiwan | Jun 1954 | Apr 1999 |
| CHIA-MU-SSU /CHIAMUEZE | 59 | China | Nov 1956 | Oct 1961 |
| CHIA-YI | 35 | China | Sep 1956 | Oct 1959 |
| CHIANG KAI SHEK | 415 | Taiwan | Mar 1979 | Oct 2013 |
| CHIANG MAI | 973 | Thailand | Jan 1930 | Oct 2013 |
| CHIANG MAI INTL | 9 | Thailand | May 1975 | Apr 1976 |
| CHIANG RAI | 833 | Thailand | Apr 1938 | Oct 2013 |
| CHIANG RAI INTL | 102 | Thailand | May 2005 | Oct 2013 |
| CHIAO-HO-CHIEH /CHIAOHO | 59 | China | Nov 1956 | Oct 1961 |
| CHIATURA | 75 | Georgia | Jan 1959 | Jan 2007 |
| CHIAVARI | 29 | Italy | Jul 2006 | Jan 2009 |
| CHIAYI | 359 | Taiwan | Jun 1954 | Oct 2000 |
| CHIAYI (TW-AFB) | 506 | Taiwan | Mar 1949 | Apr 1999 |
| CHIBA | 569 | Japan | Jan 1966 | Oct 2013 |
| CHIBOUGAMAU CHAPAIS QUE. | 65 | Canada | Jul 1999 | Nov 2005 |
| CHIBOUGAMAU,QU | 342 | Canada | Nov 1936 | Sep 1975 |
| CHIBOUGAMAU-CHAPAIS A, QUE | 1210 | Canada | Nov 1885 | Oct 2013 |
| CHICAGO | 86 | United States | Apr 2005 | Oct 2013 |
| CHICAGO AURORA MUNI AP | 178 | United States | Nov 1998 | Oct 2013 |
| CHICAGO BOTANICAL GARDEN | 379 | United States | Dec 1981 | Oct 2013 |
| CHICAGO HEIGHTS | 67 | United States | Aug 1939 | May 1952 |
| CHICAGO LANSING MUNI AP | 108 | United States | Jun 2004 | Oct 2013 |
| CHICAGO NORTHERLY IS | 101 | United States | Jun 2005 | Oct 2013 |
| CHICAGO PALWAUKEE AP | 203 | United States | Jul 1996 | Oct 2013 |
| CHICAGO SPRINGFIELD PUMP | 905 | United States | Jan 1901 | Mar 2003 |
| CHICAGO UNIVERSITY | 819 | United States | Jan 1926 | Oct 1994 |
| CHICAGO WAUKEGAN RGNL AP | 289 | United States | Sep 1989 | Oct 2013 |
| CHICAGO WB CITY 2 | 70 | United States | Dec 1964 | Sep 1970 |
| CHICAGO/AURORA MUNICIPAL AP | 337 | United States | Oct 1984 | Oct 2013 |
| CHICAGO/CALUMET CGS | 19 | United States | Mar 1994 | Apr 1996 |
| CHICAGO/O HARE ARPT | 766 | United States | Nov 1946 | Oct 2013 |
| CHICAGO/O'HARE, ILLINOIS | 1690 | United States | Jan 1873 | Oct 2013 |
| CHICAGO/WEST CHICAGO DUPAGE A | 459 | United States | Jan 1973 | Oct 2013 |
| CHICAPA | 116 | Mexico | Jan 1987 | Nov 1998 |
| CHICHAGOF | 74 | United States | Sep 1951 | Oct 1957 |
| CHICHEN ITZA | 109 | Mexico | May 2004 | Oct 2013 |
| CHICHI JIMA BONIN IS | 47 | Japan | Oct 1953 | Jun 1968 |
| CHICHIBU | 1049 | Japan | Jan 1926 | Oct 2013 |
