| Station Name | Months | Country | Earliest | Most Recent |
|---|
| PIACENZA S. DAMIANO | 505 | Italy | Oct 1966 | Oct 2013 |
| PIAN ROSA | 491 | Italy | Feb 1966 | Oct 2013 |
| PIANOSA ISLAND | 108 | Italy | Jan 1966 | Dec 1977 |
| PIARCO AIRPO | 594 | Trinidad and Tobago | Jan 1946 | Jun 1995 |
| PIARCO INT. AIRPORT, TRINIDAD | 866 | Trinidad and Tobago | Aug 1941 | Sep 2013 |
| PIARDOBA INDIA AAB | 15 | India | Mar 1944 | Aug 1945 |
| PIATRA NEAMT | 189 | Romania | May 1983 | Sep 2002 |
| PIAXTLA | 376 | Mexico | Jan 1926 | Mar 1985 |
| PIAXTLA, PUEBLA | 693 | Mexico | Jan 1926 | Mar 1985 |
| PIC DU MIDI | 425 | France | Jan 1949 | Aug 1985 |
| PICABO | 654 | United States | May 1958 | Oct 2013 |
| PICACHO 2 WSW | 685 | United States | Aug 1951 | Oct 2013 |
| PICACHO 8 SE | 296 | United States | Dec 1987 | Oct 2013 |
| PICACHO WASH CALIFORNIA | 103 | United States | Mar 1988 | Nov 1996 |
| PICADELLY | 16 | Canada | May 2005 | Jun 2011 |
| PICARDY | 530 | United States | May 1927 | Mar 1973 |
| PICAYUNE | 686 | United States | Dec 1947 | Aug 2011 |
| PICCADILLY | 91 | Canada | Oct 1980 | May 1989 |
| PICKENS | 696 | United States | May 1948 | Nov 2011 |
| PICKENS 4 SSE | 1254 | United States | Apr 1902 | Sep 2011 |
| PICKENS 6 WSW | 838 | United States | Nov 1941 | Oct 2013 |
| PICKENS CO AIRPORT | 38 | United States | Aug 2010 | Oct 2013 |
| PICKENS-4SSE | 1010 | United States | Apr 1902 | Dec 1990 |
| PICKERING AUDLEY | 277 | Canada | Oct 1958 | May 1985 |
| PICKERTARAMOOR | 35 | Australia | Dec 1977 | Feb 1982 |
| PICKETT SP | 126 | United States | May 2000 | Jul 2013 |
| PICKFOOT CREEK | 274 | United States | Mar 1990 | Oct 2013 |
| PICKFORD 3NE | 88 | United States | Nov 2005 | Sep 2013 |
| PICKLE GULCH COLORADO | 145 | United States | Jun 2000 | Oct 2012 |
| PICKLE KEG | 240 | United States | Oct 1992 | Oct 2013 |
| PICKLE LAKE (AUT), ONT | 979 | Canada | Sep 1930 | Oct 2013 |
| PICKSTOWN, SD. | 785 | United States | Jan 1948 | Oct 2013 |
| PICLISA | 154 | Romania | Dec 1982 | Nov 1999 |
| PICO | 68 | Portugal | Jul 2005 | Oct 2013 |
| PICO DEL ESTE | 396 | Puerto Rico [United States] | Sep 1969 | Nov 2004 |
| PICTON | 389 | Canada | Jan 1934 | Mar 1995 |
| PICTON COUNCIL DEPOT | 729 | Australia | Jan 1907 | Dec 1975 |
| PICTOU,NS | 334 | Canada | Jun 1870 | Mar 1906 |
| PICTURE BUTTE WEST | 261 | Canada | Jun 1987 | Sep 2013 |
| PICUNDA | 13 | Georgia | Oct 1987 | Aug 1991 |
| PIE TOWN | 51 | United States | May 1948 | Apr 1953 |
| PIEDMONT | 15 | Canada | Mar 2005 | Jun 2006 |
| PIEDMONT 1 SE | 601 | United States | May 1914 | Jun 1966 |
| PIEDMONT RESEARCH STN | 1265 | United States | Aug 1907 | Oct 2013 |
| PIEDMONT-RESEARCH-ST | 978 | United States | Aug 1907 | Dec 1990 |
| PIEDRAS NEGRAS COAH. | 671 | Mexico | Jan 1951 | Oct 2013 |
| PIEKSAMAEN MLK NAARAJARVI | 229 | Finland | Jan 1974 | May 1993 |
| PIEKSAMAKI NIKKARILA | 71 | Finland | Feb 1960 | Feb 1966 |
| PIELISJARVI | 138 | Finland | May 1959 | Dec 1970 |
| PIERCE 1 E | 1163 | United States | May 1904 | Jul 2013 |
| PIERCE 2 | 11 | United States | Jan 1974 | Jan 1975 |
| PIERCE CALIFORNIA | 250 | United States | Aug 1986 | Oct 2013 |
| PIERCE CITY 4 NNE | 50 | United States | Mar 1895 | Dec 1959 |
| PIERCE FERRY | 43 | United States | Oct 1948 | Jun 1952 |
| PIERCE FERRY 17 SSW | 243 | United States | Jul 1963 | Jul 1984 |
| PIERCE IDAHO | 180 | United States | Jul 1990 | Oct 2013 |
| PIERCE RANGER STN | 930 | United States | Jul 1922 | Oct 2013 |
| PIERCELAND | 146 | Canada | Aug 1956 | Apr 1970 |
| PIERCELAND EXP ST | 41 | Canada | Jan 1957 | Nov 1960 |
| PIERRE 24 S | 84 | United States | Nov 2006 | Oct 2013 |
| PIERRE REGIONAL AP | 299 | United States | Jan 1948 | Dec 1972 |
| PIERRE RGNL | 55 | United States | Jan 2006 | Jul 2010 |
| PIERRE TRUDEAU INTL | 135 | Canada | Oct 1991 | Oct 2013 |
| PIERRE, SD, PIERRE RGNL ARPT | 1736 | United States | Apr 1866 | Oct 2013 |
| PIERREFEN/NAVY | 31 | France | Apr 1984 | Oct 1988 |
| PIERREVILLE | 356 | Canada | Dec 1980 | Jul 2013 |
| PIERSON | 10 | United States | Jun 1930 | Jun 1931 |
| PIERSON,MA | 1100 | Canada | Jun 1905 | Feb 2007 |
| PIERZ | 42 | United States | Sep 1912 | Oct 1916 |
| PIESTANY CZECHOS | 490 | Slovakia | Jan 1973 | Oct 2013 |
| PIET RETIEF | 94 | South Africa | Mar 1998 | Oct 2006 |
| PIETARSAARI KALLAN | 214 | Finland | Oct 1995 | Oct 2013 |
| PIETARSAARI MASSKAR VASTERSUND | 327 | Finland | Apr 1964 | Aug 1991 |
| PIETERMARITZBURG | 168 | South Africa | Feb 1998 | Oct 2013 |
| PIETERMARITZBURG | 45 | South Africa | Jul 1997 | Apr 2001 |
| PIETOWN 19 NE | 273 | United States | Sep 1988 | Sep 2013 |
| PIGEON LAKE | 108 | Canada | Sep 1989 | Nov 1998 |
| PIGEON POINT (CGLS) | 15 | United States | Sep 1943 | Jul 1977 |
| PIGEON RIVER | 96 | Canada | Jul 1970 | Aug 1978 |
| PIGGS PEAK | 41 | Swaziland | Apr 2007 | Sep 2013 |
| PIGTAIL PEAK | 286 | United States | Oct 1988 | Oct 2013 |
| PIGUE AERO | 325 | Argentina | Sep 1974 | Jun 2007 |
| PIHTOVKA | 300 | Russia | Jan 1957 | Aug 1991 |
| PIIKKIO TUORLA | 131 | Finland | Jan 1960 | Dec 1970 |
| PIIKKIO YLTOINEN | 68 | Finland | Feb 2008 | Oct 2013 |
| PIIKKIO YLTOINEN VERTAILUAS | 8 | Finland | May 1972 | Dec 1972 |
| PIKE COUNTY LOOKOUT CALIFORNIA | 282 | United States | Oct 1985 | Oct 2013 |
| PIKE CREEK | 269 | United States | Oct 1988 | Oct 2013 |
| PIKE ISLAND LOCK AND DAM | 382 | United States | Oct 1981 | Sep 2013 |
| PIKESVILLE POL BRKS | 163 | United States | Aug 1948 | Feb 1962 |
| PIKEVILLE | 600 | United States | Apr 1962 | Sep 2013 |
| PIKEVILLE (RAMOS) | 132 | United States | Sep 1977 | Jul 1991 |
| PIKEVILLE W Z L K | 634 | United States | Jan 1900 | Mar 1999 |
| PIKWITONEI A | 11 | Canada | May 1991 | Feb 1995 |
| PILA | 476 | Poland | Oct 1970 | Oct 2013 |
| PILANESBERG | 59 | South Africa | Apr 2008 | Oct 2013 |
| PILAR | 747 | Paraguay | Jan 1951 | Oct 2013 |
| PILAR OBSERVATORIO | 969 | Argentina | Jan 1931 | Oct 2013 |
| PILARES DE NACOZARI, SON. | 50 | Mexico | Feb 1949 | Mar 1984 |
| PILATUS MTN | 182 | Switzerland | Nov 1989 | Oct 2013 |
| PILGER | 1140 | Canada | Dec 1911 | Jul 2011 |
| PILGRIM SPRING | 40 | United States | Oct 1937 | Jun 1941 |
| PILI | 43 | Philippines | Oct 2002 | Sep 2006 |
| PILOT HILL CALIFORNIA | 244 | United States | May 1993 | Oct 2013 |
| PILOT MOUND (AUT), MAN | 661 | Canada | Dec 1957 | Oct 2013 |
| PILOT MOUND (MARS) | 192 | Canada | May 1938 | Jun 1977 |
| PILOT MOUND 2 | 12 | Canada | Jan 2004 | Jan 2005 |
| PILOT POINT | 81 | United States | Nov 2006 | Oct 2013 |
| PILOT POINT | 59 | United States | Nov 1939 | Jul 1945 |
| PILOT POINT ISL DU BOI | 506 | United States | Nov 1960 | Aug 2003 |
| PILOT ROCK | 78 | United States | Aug 2004 | Oct 2013 |
| PILOT ROCK 1 SE | 1200 | United States | Mar 1909 | Feb 2013 |
| PILOT STATION EAST | 72 | United States | Sep 2006 | Sep 2013 |
| PILOT STN | 80 | United States | Oct 1920 | Jun 1933 |
| PILOT TOWN | 23 | United States | Nov 2011 | Oct 2013 |
| PILOT VLY-MONTELLO 11SSE | 106 | United States | Jan 2000 | Nov 2008 |
| PILVO | 624 | Russia | Jan 1959 | Oct 2013 |
| PIMPLE HILL | 122 | United States | Oct 1949 | Nov 1959 |
| PIN-KOU-MEN | 261 | China | Nov 1961 | Apr 1997 |
| PINANTAN LAKE | 171 | Canada | Jul 1986 | Dec 2005 |
| PINAR DEL RIO | 252 | Cuba | Mar 1976 | Oct 2013 |
| PINARBASI | 330 | Turkey | Jul 1963 | Dec 1990 |
| PINARD | 189 | Canada | Nov 1963 | Apr 1982 |
| PINAWA | 111 | Canada | Jan 2004 | Aug 2013 |
| PINAWA (AUTO8) | 22 | Canada | Jan 1989 | Jan 1991 |
| PINAWA, MAN | 586 | Canada | Dec 1963 | Oct 2013 |
| PINAWA,MA | 434 | Canada | Jun 1915 | Sep 1951 |
| PINBIAN | 120 | China | Jan 1991 | Dec 2000 |
| PINCHER CREEK | 412 | Canada | Dec 1942 | Jun 2011 |
| PINCHER CREEK (AUT) | 585 | Canada | Sep 1960 | Oct 2013 |
| PINCHER CREEK A,AL | 1181 | Canada | Jan 1895 | Feb 1994 |
| PINCHER CREEK CLIMATE, ALTA | 148 | Canada | Jan 1993 | Jul 2013 |
| PINCHER CREEK CR10 | 170 | Canada | Mar 1996 | Oct 2013 |
| PINCHER CREEK TOWN | 726 | Canada | Aug 1893 | Jan 1963 |
| PINCONNING WWTP | 118 | United States | Nov 2001 | Aug 2011 |
| PINDARI DAM | 436 | Australia | Aug 1971 | Aug 2009 |
| PINE | 33 | United States | Nov 1901 | Jul 1905 |
| PINE | 15 | United States | Jul 1973 | Sep 1974 |
| PINE BLUFF | 1476 | United States | Jun 1884 | Oct 2013 |
| PINE BLUFF/FAA AIRPORT | 778 | United States | Oct 1948 | Oct 2013 |
| PINE BLUFFS 1ESE | 1327 | United States | Jan 1900 | Sep 2013 |
| PINE COULEE RESERVOIR | 45 | Canada | Jan 2004 | Nov 2007 |
| PINE CREEK | 321 | United States | Oct 1985 | Oct 2013 |
| PINE CREEK COUNCIL | 130 | Australia | Mar 2000 | Jun 2011 |
| PINE CREEK DAM | 131 | United States | Oct 1994 | Oct 2013 |
| PINE CREEK IDAHO | 258 | United States | Jun 1985 | Oct 2013 |
| PINE CREEK PASS | 281 | United States | Nov 1988 | Oct 2013 |
| PINE CREEK PASS IDAHO (TETON C | 87 | United States | Oct 2002 | Oct 2013 |
| PINE DOCK,MA | 354 | Canada | Sep 1966 | Aug 1997 |
| PINE FALLS | 372 | Canada | Dec 1959 | Sep 1994 |
| PINE FLAT DAM | 27 | United States | Jan 2011 | May 2013 |
| PINE GROVE 1 NE | 88 | United States | Apr 1940 | Apr 1948 |
| PINE GROVE 5 ENE | 308 | United States | Apr 1969 | May 1998 |
| PINE GROVE FIRE TOWER | 111 | United States | Dec 1942 | Aug 1953 |
| PINE HILL MONTANA | 174 | United States | Mar 1999 | Oct 2013 |
| PINE HILLS CALIFORNIA | 139 | United States | Jun 2001 | Oct 2013 |
| PINE ISLAND (MAPS) | 54 | Canada | Jan 1973 | Jun 1977 |
| PINE ISLAND (MAPS) | 12 | Canada | Dec 1981 | Jan 1983 |
| PINE ISLET | 467 | Australia | Jan 1941 | Dec 1981 |
| PINE ISLET LIGHTHOUSE | 347 | Australia | Jan 1957 | Mar 1987 |
| PINE LAKE | 231 | Canada | Nov 1960 | Mar 1981 |
| PINE MOUNTAIN OBSERVATORY | 141 | United States | Apr 1968 | Jun 1980 |
| PINE MOUNTAIN VALLEY | 85 | United States | Oct 1947 | Jan 1955 |
| PINE PASS MT LEMORAY,BC | 300 | Canada | Nov 1974 | Nov 2004 |
| PINE PASS,BC | 106 | Canada | Oct 1962 | Nov 1981 |
| PINE POINT | 75 | Canada | Nov 1975 | Mar 1988 |
| PINE RIDGE AIRPORT | 795 | United States | Jan 1901 | Oct 2013 |
| PINE RIDGE COLORADO | 291 | United States | Sep 1988 | Oct 2013 |
| PINE RIVER | 239 | Canada | Dec 1981 | Mar 2005 |
| PINE RIVER | 139 | Canada | Jun 1970 | Aug 1983 |
| PINE RIVER 3 NE | 995 | United States | Nov 1894 | Jun 1982 |
| PINE RIVER DAM | 1433 | United States | Jan 1893 | Oct 2013 |
| PINE RIVER RGNL AP | 173 | United States | Apr 1999 | Oct 2013 |
| PINE SPRINGS | 279 | United States | Feb 1987 | Sep 2011 |
| PINE SPRINGS GUADALU | 383 | United States | Sep 1977 | Oct 2013 |
| PINE SPRINGS NP | 240 | United States | Jan 1948 | Oct 2013 |
| PINE VALLEY BAILEY RANCH | 243 | United States | Jun 1982 | Aug 2013 |
| PINE VIEW DAM | 929 | United States | Mar 1935 | Oct 2013 |
| PINE-BLUFF | 1191 | United States | Apr 1888 | Dec 1990 |
| PINE-RIVER-DAM | 1228 | United States | Mar 1887 | Dec 1990 |
| PINECASTLE NF | 14 | United States | Aug 1996 | Nov 1997 |
| PINECREST | 14 | United States | Dec 1928 | Apr 1930 |
| PINECREST INN | 10 | United States | Oct 1916 | May 1918 |
| PINEDALE | 1074 | United States | Jan 1906 | Aug 2013 |
| PINEDALE | 578 | United States | Nov 1916 | Dec 1968 |
| PINEGA | 480 | Russia | Nov 1949 | Oct 2013 |
| PINEGROVE | 136 | United States | Dec 1912 | Apr 1926 |
| PINEHURST CALIFORNIA | 148 | United States | May 2001 | Oct 2013 |
| PINEHURST STHRN PINES | 805 | United States | Oct 1903 | Dec 1977 |
| PINELAND | 27 | United States | Feb 1965 | May 1967 |
| PINELLAS PARK | 288 | United States | Aug 1911 | Feb 1937 |
| PINERY | 55 | Canada | Feb 1979 | Jun 1984 |
| PINERY TEXAS | 148 | United States | May 2001 | Oct 2013 |
| PINETOP FISH HATCHERY | 364 | United States | Feb 1948 | Jul 2013 |
| PINEVIEW | 49 | United States | Jul 1912 | Jun 1923 |
| PINEVILLE | 1132 | United States | Jun 1908 | Oct 2013 |
| PINEVILLE KEE FLD AP | 104 | United States | Sep 2004 | Oct 2013 |
| PINEWOOD | 185 | United States | Oct 1906 | Sep 1925 |
| PINEY | 351 | Canada | Oct 1980 | Apr 2012 |
| PINEY ISLAND | 40 | United States | Sep 2009 | Oct 2013 |
| PINEY RIVER 2 SE | 99 | United States | Jan 1977 | Aug 1985 |
| PINGELAP | 160 | Federated States of Micronesia | Jul 1997 | Jun 2012 |
| PINGELAP ATOLL, CAROLINE IS. | 67 | Federated States of Micronesia | Oct 1992 | Aug 1998 |
| PINGELLY (PINGELLY POST OFFICE | 513 | Australia | May 1970 | Sep 2013 |
| PINGJIANG | 188 | China | Aug 1960 | Dec 1996 |
| PINGMA | 88 | China | Mar 1962 | Dec 1987 |
| PINGTAN | 711 | China | Jan 1954 | Oct 2013 |
| PINGTUNG NORTH(AFB) | 305 | Taiwan | Jan 1973 | Apr 1999 |
| PINGTUNG SOUTH AFB | 320 | Taiwan | Jul 1954 | Apr 1999 |
| PINGWU | 718 | China | Mar 1937 | Dec 2006 |
| PINION CANYON COLORADO | 193 | United States | Sep 1997 | Oct 2013 |
| PINK BEDS | 23 | United States | Apr 1905 | Mar 1907 |
| PINK MOUNTAIN 2 | 170 | Canada | Aug 1973 | Jun 1990 |
| PINKHAM NOTCH | 997 | United States | Mar 1930 | Oct 2013 |
| PINNACLE PEAK | 136 | United States | May 2002 | Oct 2013 |
| PINNACLES CALIFORNIA | 150 | United States | Apr 2001 | Oct 2013 |
| PINNACLES NATL MONUMENT | 902 | United States | Jan 1937 | Sep 2013 |
| PINNACLES SOUTH DAKOTA | 179 | United States | Aug 1998 | Oct 2013 |
| PINON | 112 | United States | Nov 1959 | Jan 1974 |
| PINON 8 SSE | 23 | United States | Oct 2011 | Oct 2013 |
| PINOPOLIS | 55 | United States | Nov 1893 | Sep 1898 |
| PINOPOLIS DAM | 600 | United States | Jul 1943 | May 1994 |
| PINSK BYELORUSSIA FORMER | 597 | Belarus | Oct 1949 | Oct 2013 |
| PINSON | 744 | United States | Jan 1951 | Sep 2013 |
| PINTA | 113 | United States | Aug 1917 | Sep 1960 |
| PINTO | 239 | United States | Jun 1897 | Sep 1923 |
| PINTO COLORADO | 293 | United States | Feb 1989 | Oct 2013 |
| PIOCHE | 948 | United States | Jan 1888 | Oct 2013 |
| PIONEER | 21 | United States | Oct 1951 | Jun 1953 |
| PIONEER 6E | 31 | United States | Jul 2001 | Feb 2004 |
| PIONERSKAYA | 33 | Antarctica | Jan 1956 | Dec 1958 |
| PIONERSKI | 73 | Russia | Feb 1981 | Mar 1991 |
| PIOTTA | 415 | Switzerland | Mar 1979 | Oct 2013 |
| PIPE SPRINGS NATL MONUMENT | 587 | United States | Jul 1963 | Sep 2013 |
| PIPER CITY | 527 | United States | Nov 1968 | Dec 2012 |
| PIPESTONE | 1342 | United States | Feb 1899 | Sep 2013 |
| PIPESTONE DAM | 101 | United States | Mar 1923 | Sep 1932 |
| PIPESTONE MUNI AP | 255 | United States | Apr 1992 | Oct 2013 |
| PIPPAPASS | 153 | United States | Jul 1931 | Aug 1947 |
| PIQUA WWTP | 83 | United States | Jul 2004 | Aug 2013 |
| PIRAEUS | 21 | Greece | Feb 1968 | Apr 1970 |
| PIRAPORA | 114 | Brazil | Apr 1924 | Aug 1934 |
| PIRASSUNUNGA | 322 | Brazil | Jan 1973 | Oct 2013 |
| PIRKKALA TAMPERE-PIRKKALAN LEN | 406 | Finland | Oct 1979 | Aug 2013 |
| PIRMASEN (USA-HP) | 84 | Germany | Feb 1973 | Sep 1988 |
| PIRMASENS (USA-HP) | 8 | Germany | Feb 1989 | Apr 1991 |
| PIROVSKOE | 365 | Russia | Jan 1969 | Oct 2013 |
| PIRU CALIFORNIA | 127 | United States | Sep 2001 | Nov 2012 |
| PISA/SAN GIUSTO | 800 | Italy | Feb 1945 | Oct 2013 |
| PISCO | 816 | Peru | Jan 1943 | Oct 2013 |
| PISCOLA | 47 | United States | Feb 1893 | Apr 1901 |
| PISECO | 20 | United States | Jul 2005 | Dec 2007 |
| PISGAH FOREST 3 NE | 883 | United States | Sep 1939 | Oct 2013 |
| PISHAN | 658 | China | Jan 1959 | Oct 2013 |
| PISIDA | 190 | Libya | Jul 1919 | Dec 1938 |
| PISINEMO | 220 | United States | Sep 1936 | Oct 1955 |
| PISMO BEACH | 731 | United States | Jul 1949 | Oct 2013 |
| PIT CARNEGIE SCIENCE CENTER | 19 | United States | Aug 1992 | Feb 1994 |
| PITCAIRN ISLAND | 678 | [Conflict] | Mar 1940 | Nov 2006 |
| PITCAIRN ISLAND AWS A | 116 | Pitcairn Islands [United Kingdom] | Aug 1999 | Oct 2013 |
| PITCAIRN ISLAND B | 7 | Pitcairn Islands [United Kingdom] | Apr 2004 | Nov 2004 |
| PITCAIRN ISLAND C | 365 | Pitcairn Islands [United Kingdom] | Jan 1972 | Oct 2004 |
| PITE-RONNSKAR | 185 | Sweden | Mar 1998 | Oct 2013 |
| PITEA | 600 | Sweden | Jan 1961 | Dec 2011 |
| Piteaa | 1685 | Sweden | Jul 1859 | Dec 2000 |
| PITESTI | 261 | Romania | Nov 1967 | Sep 2002 |
| PITKIN | 257 | United States | Aug 1963 | May 1986 |
| PITLYAR | 288 | Russia | Jan 1969 | Oct 2013 |
| PITSUND | 80 | Sweden | Sep 1964 | Jun 1972 |
| PITT MEADOWS | 33 | Canada | Jan 2011 | Oct 2013 |
| PITT MEADOWS CAMPBE | 240 | Canada | Oct 1993 | Oct 2013 |
| PITT MEADOWS STP | 212 | Canada | May 1974 | Sep 1993 |
| PITT POLDER | 588 | Canada | Jan 1954 | Jan 2007 |
| PITT-GREENVILLE AP | 1270 | United States | Mar 1875 | Oct 2013 |
| PITTSBORO | 195 | United States | Jan 1893 | Mar 1915 |
| PITTSBORO | 96 | United States | Jul 1901 | Dec 1929 |
| PITTSBURG | 117 | United States | Apr 1950 | Oct 2013 |
| PITTSBURG /SUISUN BA | 23 | United States | Oct 2011 | Oct 2013 |
| PITTSBURG 5 SSE | 92 | United States | Feb 2002 | Sep 2013 |
| PITTSBURG LANDING IDAHO | 190 | United States | Nov 1993 | Apr 2013 |
| PITTSBURGH NEXRAD | 40 | United States | Jan 1973 | Apr 1976 |
| PITTSBURGH, PA | 1253 | United States | Jan 1900 | May 2005 |
| PITTSBURGH/GREATER PITTSBURGH INT., PA. | 1713 | United States | Oct 1870 | Oct 2013 |
| PITTSFIELD | 369 | United States | Mar 1894 | Dec 1948 |
| PITTSFIELD MUNICIPAL AP | 658 | United States | Jul 1925 | Oct 2013 |
| PITTSFIELD NO 2 | 193 | United States | Dec 1995 | Oct 2013 |
| PITTSFIELD PENSTONE AP | 132 | United States | Jul 2002 | Oct 2013 |
| PITTSTON FARM | 206 | United States | Sep 1996 | Oct 2013 |
| PITTSVIEW | 182 | United States | Mar 1968 | Oct 1985 |
| PITTSVILLE | 541 | United States | Oct 1938 | Jan 1987 |
| PITTSWORTH POST OFFICE | 697 | Australia | Jan 1909 | Nov 1975 |
| PIURA | 905 | Peru | Nov 1931 | Oct 2013 |
| PIUTE DAM | 605 | United States | Jan 1918 | Dec 1970 |
| PIZ CORVATSCH | 408 | Switzerland | Aug 1979 | Oct 2013 |
| PIZ MARTEGNAS | 22 | Switzerland | Dec 2011 | Oct 2013 |
| PIZEN-MIKULKA | 107 | Czech Republic | Nov 2004 | Oct 2013 |
