| Code | Name | Region |
|---|---|---|
| PHWNP | Naga/zamboanga | |
| PHNAC | Nagcarlan | LAG |
| PHNGH | Nagh | |
| PHNAI | Naic | CAV |
| PHNAL | Nalungga/iloilo | |
| PHNPT | Napot Point | |
| PHNAP | Napsan/puerto Princesa | |
| PHNAR | Naris Point/puerto Princesa | |
| PHNAS | Nasipit/masao | |
| PHNUG | Nasugbu, Luzon | BTG |
| PHNTO | Nato | |
| PHNAV | Navotas | |
| PHNID | Nido Terminal | |
| PHNON | Nonoc/surigao Del Norte | |
| PHNOR | Norzagaray | BUL |
| PHNHV | Novaliches | QUE |
| PHNOV | Noveleta | CAV |
| PHODI | Odiongan | ROM |
| PHOLO | Olongapo | |
| PHMAC | Matho Cortez/bislig | |
| PHMXI | Mati, Mindanao | |
| PHMTA | Matina Aplaya/davao | |
| PHMTN | Matnog | SOR |
| PHMAU | Mauban | QUE |
| PHMDN | Medina | |
| PHMNU | Mendez-nunez | CAV |
| PHMCD | Mercedes/jose Panganiban | |
| PHMEX | Mexico | PAM |
| PHMEY | Meycauayan | BUL |
| PHMIL | Milbuk/dadiangas | |
| PHMIN | Minalin | PAM |
| PHMIO | Misamis Occ./ozamis | |
| PHMIC | Misamis Or./cagayan De Oro | |
| PHMSS | Mission/aparri | |
| PHMON | Monserrat/mati | |
| PHMOR | Morong/mariveles | |
| PHMUL | Mulanay/siain | |
| PHMNT | Muntinlupa City | 0 |
| PHNAB | Nabulao Bay/iloilo | |
| PHMNY | Manay/mati | |
| PHMDL | Mandaluyong | |
| PHMCY | Mandaue City | CEB |
| PHMAN | Mandaue, Cebu | CEB |
| PHMGG | Mangogoy/bislig | |
| PHMNI | Manicani | EAS |
| PHMNL | Manila | |
| PHMNN | Manila North Harbour | |
| PHMNS | Manila South Harbour | |
| PHMRA | Maragondon | CAV |
| PHXMA | Maramag |