PO1 — 11 códigos en 67 localidades (Reino Unido).
| Código postal | Localidad / Distrito | Provincia / Municipio | Coordenadas |
|---|---|---|---|
| Fratton | Hampshire · England | 50.8001, -1.0771 | |
| Portsea | Hampshire · England | 50.7997, -1.1026 | |
| Emsworth | Hampshire · England | 50.8478, -0.937 | |
| Hermitage | West Sussex · England | 50.8517, -0.9299 | |
| New Brighton | West Sussex · England | 50.8517, -0.9299 | |
| Southbourne | West Sussex · England | 50.853, -0.9077 | |
| West Thorney | West Sussex · England | 50.8159, -0.9105 | |
| Westbourne | West Sussex · England | 50.8619, -0.9255 | |
| Woodmancote | West Sussex · England | 50.8517, -0.9299 | |
| Eastoke | Hampshire · England | 50.7985, -0.9698 | |
| Hayling Island | Hampshire · England | 50.7838, -0.9687 | |
| North Hayling | Hampshire · England | 50.824, -0.9636 | |
| Northney | Hampshire · England | 50.7985, -0.9698 | |
| South Hayling | Hampshire · England | 50.7877, -0.977 | |
| Stoke | Hampshire · England | 50.7985, -0.9698 | |
| West Town | Hampshire · England | 50.7985, -0.9698 | |
| Hardway | Hampshire · England | 50.7918, -1.1394 | |
| Alverstoke | Hampshire · England | 50.7884, -1.1497 | |
| Gosport | Hampshire · England | 50.7951, -1.129 | |
| Bridgemary | Hampshire · England | 50.8271, -1.1756 | |
| Lee-on-the-Solent | Hampshire · England | 50.8017, -1.2017 | |
| Rowner | Hampshire · England | 50.8144, -1.1887 | |
| Hill Head | Hampshire · England | 50.8167, -1.2333 | |
| Meon | Hampshire · England | 50.8339, -1.2352 | |
| Stubbington | Hampshire · England | 50.8339, -1.2352 | |
| Titchfield | Hampshire · England | 50.8511, -1.2372 | |
| Whiteley | Hampshire · England | 50.8831, -1.2437 | |
| Fareham | Hampshire · England | 50.8516, -1.1793 | |
| Funtley | Hampshire · England | 50.8478, -1.1555 | |
| Portchester | Hampshire · England | 50.8417, -1.1204 | |
| Wallington | Hampshire · England | 50.85, -1.1667 | |
| Wickham | Hampshire · England | 50.8992, -1.1882 | |
| Southwick | Hampshire · England | 50.8741, -1.1119 | |
| Newtown | Hampshire · England | 50.8888, -1.1731 | |
| North Boarhunt | Hampshire · England | 50.8888, -1.1731 | |
| Hundred Acres | Hampshire · England | 50.8888, -1.1731 | |
| Boarhunt | Hampshire · England | 50.8891, -1.1433 | |
| Woodend | West Sussex · England | 50.8651, -0.8155 | |
| West Stoke | West Sussex · England | 50.8667, -0.8167 | |
| West Marden | West Sussex · England | 50.8651, -0.8155 | |
| West Dean | West Sussex · England | 50.9052, -0.7814 | |
| West Ashling | West Sussex · England | 50.8651, -0.8155 | |
| Walderton | West Sussex · England | 50.8904, -0.877 | |
| Up Marden | West Sussex · England | 50.8651, -0.8155 | |
| Strettington | West Sussex · England | 50.8651, -0.8155 | |
| Stoughton | West Sussex · England | 50.896, -0.8611 | |
| Singleton | West Sussex · England | 50.9116, -0.7538 | |
| Nutbourne | West Sussex · England | 50.8651, -0.8155 | |
| North Marden | West Sussex · England | 50.9394, -0.8506 | |
| Mid Lavant | West Sussex · England | 50.8651, -0.8155 | |
| Halnaker | West Sussex · England | 50.8651, -0.8155 | |
| Hambrook | West Sussex · England | 50.8651, -0.8155 | |
| Funtington | West Sussex · England | 50.8694, -0.8634 | |
| East Marden | West Sussex · England | 50.9248, -0.8516 | |
| East Lavant | West Sussex · England | 50.8651, -0.8155 | |
| East Dean | West Sussex · England | 50.9105, -0.7136 | |
| East Ashling | West Sussex · England | 50.8651, -0.8155 | |
| Eartham | West Sussex · England | 50.8769, -0.6672 | |
| Compton | West Sussex · England | 50.9216, -0.8929 | |
| Chilgrove | West Sussex · England | 50.9239, -0.8231 | |
| Chidham | West Sussex · England | 50.8651, -0.8155 | |
| Charlton | West Sussex · England | 50.9095, -0.7381 | |
| Broadbridge | West Sussex · England | 50.8651, -0.8155 | |
| Boxgrove | West Sussex · England | 50.8588, -0.7136 | |
| Bosham | West Sussex · England | 50.8309, -0.8538 | |
| Chichester | West Sussex · England | 50.8367, -0.78 | |
| Fishbourne | West Sussex · England | 50.8379, -0.7783 |