| PNS | KPNS | Pensacola Regional Airport | Pensacola | |
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| PSG | PAPG | Petersburg James A Johnson Airport | Petersburg | |
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| TOP | KTOP | Philip Billard Municipal Airport | Topeka | |
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| APG | KAPG | Phillips Army Air Field | Aberdeen | |
|
| AZA | KIWA | Phoenix-Mesa-Gateway Airport | - | |
|
| PIR | KPIR | Pierre Regional Airport | Pierre | |
|
| PGV | KPGV | Pitt Greenville Airport | Greenville | |
|
| PTU | PAPM | Platinum Airport | Platinum | |
|
| PBG | KPBG | Plattsburgh International Airport | Plattsburgh | |
|
| PIH | KPIH | Pocatello Regional Airport | Pocatello | |
|
| PIZ | PPIZ | Point Lay LRRS Airport | Point Lay | |
|
| NTD | KNTD | Point Mugu Naval Air Station (Naval Base Ventura Co) | Port Hueneme | |
|
| POE | KPOE | Polk Army Air Field | Fort Polk | |
|
| PNC | KPNC | Ponca City Regional Airport | Ponca City | |
|
| POB | KPOB | Pope Field | - | |
|
| PTH | PAPH | Port Heiden Airport | Port Heiden | |
|
| VPZ | KVPZ | Porter County Municipal Airport | Valparaiso | |
|
| HIO | KHIO | Portland Hillsboro Airport | Hillsboro | |
|
| TTD | KTTD | Portland Troutdale Airport | Troutdale | |
|
| PSM | KPSM | Portsmouth International at Pease Airport | - | |
|
| PVU | KPVU | Provo Municipal Airport | Provo | |
|
| PUW | KPUW | Pullman Moscow Regional Airport | Pullman | |
|
| LAF | KLAF | Purdue University Airport | Lafayette | |
|
| UIN | KUIN | Quincy Regional Baldwin Field | Quincy | |
|
| BKW | KBKW | Raleigh County Memorial Airport | Beckley | |
|
| PWY | KPNA | Ralph Wenz Field | - | |
|
| OTZ | PAOT | Ralph Wien Memorial Airport | Kotzebue | |
|
| RAP | KRAP | Rapid City Regional Airport | Rapid City | |
|
| RWL | KRWL | Rawlins Municipal Airport/Harvey Field | Rawlins | |
|
| RDG | KRDG | Reading Regional Carl A Spaatz Field | Reading | |
|
| RDD | KRDD | Redding Municipal Airport | Redding | |
|
| HUA | KHUA | Redstone Army Air Field | - | |
|
| RWF | KRWF | Redwood Falls Municipal Airport | Redwood Falls | |
|
| GLD | KGLD | Renner Field-Goodland Municipal Airport | Goodland | |
|
| RHI | KRHI | Rhinelander Oneida County Airport | Rhinelander | |
|
| RMG | KRMG | Richard B Russell Airport | Rome | |
|
| RVS | KRVS | Richard Lloyd Jones Jr Airport | - | |
|
| RAL | KRAL | Riverside Municipal Airport | Riverside | |
|
| RIW | KRIW | Riverton Regional Airport | Riverton | |
|
| GRK | KGRK | Robert Gray Army Air Field Airport | - | |
|
| RDM | KRDM | Roberts Field | Redmond | |
|
| RKS | KRKS | Rock Springs Sweetwater County Airport | Rock Springs | |
|
| RWI | KRWI | Rocky Mount Wilson Regional Airport | Rocky Mount | |
|
| BJC | KBJC | Rocky Mountain Metropolitan Airport | Broomfield | |
|
| MFR | KMFR | Rogue Valley International Medford Airport | Medford | |
|
| STJ | KSTJ | Rosecrans Memorial Airport | St Joseph | |
|
| ROW | KROW | Roswell International Air Center Airport | Roswell | |
|
| RBY | PARY | Ruby Airport | Ruby | |
|
| RSL | KRSL | Russell Municipal Airport | Russell | |
|
| RUT | KRUT | Rutland - Southern Vermont Regional Airport | Rutland | |
|