| Abbreviation | Definition |
|---|---|
| NAK | Nakhon Ratchasima, Thailand |
| NAL | Nalchik, Russia |
| NAN | Nadi, Fiji |
| NAO | Nanchong, Mainland China |
| NAP | Naples, Italy |
| NAR | Nare, Colombia |
| NAS | Nassau, Bahamas |
| NAT | Natal, Rio Negro, Brazil |
| NAU | Napuka Island, French Polynesia |
| NAW | Narathiwat, Thailand |
| NBB | Barrancominas, Colombia |
| NBC | Naberevnye Chelny, Russia |
| NBH | Nambucca Heads, Australia |
| NBJ | Navy OutLying Field Barin, Foley, Alabama USA |
| NBL | San Blas, Panama Republic |
| NBO | Jomo Kenyatta International Airport, Nairobi, Kenya |
| NBR | Nambour, Queensland, Australia |
| NBV | Cana Brava, GO, Brazil |
| NBX | Nabire, Indonesia |
| NCA | North Caicos, Turks & Caicos Islands |