Notering byer (12 sted (er)). Velg byen for å se postnummeret (s):
| Isaka (1) Isara (1) Isia (1) Isidum (1) Isiodu (1) Isioke (1) | Isiokpo (1) Isiokwan (1) Isiukwa (1) Isu (1) Isua (1) Isusa (1) |


