| Port Code | Port Name | Country |
| USAVI | Avery Island | United States |
| USAVJ | Aliso Viejo | United States |
| USAVK | Avon Lake | United States |
| USAVL | Arundel Village | United States |
| USAVM | Avonmore | United States |
| USAVN | Avon | United States |
| USAVO | Avon Park | United States |
| USAVP | Wilkes-Barre/Scranton Apt | United States |
| USAVQ | Avon | United States |
| USAVR | Manville | United States |
| USAVT | Avery | United States |
| USAVU | Aventura | United States |
| USAVV | Avon | United States |
| USAVW | Avenel/Washington, D.C. | United States |
| USAVX | Advance | United States |
| USAVY | Avon | United States |
| USAVZ | Avon | United States |
| USAWA | Lawndale | United States |
| USAWB | Ashwaubenon | United States |
| USAWD | Atwood | United States |
| USAWE | Caldwell | United States |
| USAWL | Hawley | United States |
| USAWM | West Memphis | United States |
| USAWN | Allentown | United States |
| USAWO | Allenwood | United States |
| USAWP | Wall | United States |
| USAWR | Acworth | United States |
| USAWS | Newcastle | United States |
| USAWW | Awendaw | United States |
| USAWX | Athens | United States |
| USAWY | Gallaway | United States |
| USAXA | Alexandria | United States |
| USAXB | Alexandria Bay | United States |
| USAXC | Armonk | United States |
| USAXD | Alexandria | United States |
| USAXE | Armorel | United States |
| USAXF | Arnold | United States |
| USAXG | Algona | United States |
| USAXH | Arthur | United States |
| USAXI | Arvin | United States |
| USAXM | Ashland | United States |
| USAXN | Alexandria | United States |
| USAXR | Alexandria | United States |
| USAXS | Axis | United States |
| USAXV | Wapakoneta | United States |
| USAXW | Maxwell | United States |
| USAXX | Angel Fire | United States |
| USAYA | Ashton | United States |
| USAYD | Arbyrd | United States |
| USAYE | Fort Devens | United States |
| USAYG | Cayuga | United States |
| USAYI | Cary | United States |
| USAYL | Sandy Lake | United States |
| USAYN | Wayland | United States |
| USAYP | Sandy Springs | United States |
| USAYQ | Ashland | United States |
| USAYR | Ayersville | United States |
| USAYS | Waycross | United States |
| USAYV | Saylesville | United States |
| USAYY | Arden | United States |
| USAYZ | Amityville | United States |
| USAZA | Altadena | United States |
| USAZB | Alvarado | United States |
| USAZC | Alvin | United States |
| USAZD | Alviso | United States |
| USAZL | Azle | United States |
| USAZN | Altamont | United States |
| USAZO | Kalamazoo | United States |
| USAZP | Altoona | United States |
| USAZQ | Altoona | United States |
| USAZS | Sierra Vista | United States |
| USAZT | Alum Rock | United States |
| USAZU | Azusa | United States |
| USAZX | Altus | United States |
| USAZZ | Arlington | United States |
| USBAA | Bad Axe | United States |
| USBAB | Barboursville | United States |
| USBAC | Bassett | United States |
| USBAD | Baldwin | United States |
| USBAE | Baden | United States |
| USBAF | Westfield | United States |
| USBAG | Bagdad | United States |
| USBAH | Beacon Hills | United States |
| USBAI | Bailey | United States |
| USBAJ | Blair | United States |
| USBAK | Babcock | United States |
| USBAL | Baltimore | United States |
| USBAM | Battle Mountain | United States |
| USBAN | Badin | United States |
| USBAO | Barlow | United States |
| USBAP | Bean City | United States |
| USBAQ | Baldwin | United States |
| USBAR | Baker Island | United States |
| USBAS | Bastrop | United States |
| USBAT | Barberton | United States |
| USBAU | Burgaw | United States |
| USBAV | Barnesville | United States |
| USBAW | Balfour | United States |
| USBAX | Baldwin | United States |
| USBAY | Bayonne | United States |