List of All Postal Codes in Ichikai | ||
|---|---|---|
| Postal Code Code | Postal Code Name | Prefecture |
| 321-3400 | Ikanikeisaiganaibaai | Tochigi Prefecture |
| 321-3401 | Takeuchi | Tochigi Prefecture |
| 321-3402 | Miage | Tochigi Prefecture |
| 321-3403 | Habutsu | Tochigi Prefecture |
| 321-3404 | Tsuzukiya | Tochigi Prefecture |
| 321-3405 | Oyatsu | Tochigi Prefecture |
| 321-3406 | Shioda | Tochigi Prefecture |
| 321-3411 | Kariuta | Tochigi Prefecture |
| 321-3412 | Tanobe | Tochigi Prefecture |
| 321-3413 | Fumiya | Tochigi Prefecture |
| 321-3414 | Shugai | Tochigi Prefecture |
| 321-3415 | Sugiyama | Tochigi Prefecture |
| 321-3421 | Sasaharada | Tochigi Prefecture |
| 321-3422 | Ishioroshi | Tochigi Prefecture |
| 321-3423 | Ichihana | Tochigi Prefecture |
| 321-3424 | Kamine | Tochigi Prefecture |
| 321-3425 | Tatara | Tochigi Prefecture |
| 321-3426 | Akabane | Tochigi Prefecture |
| 321-3545 | Shimosugamata | Tochigi Prefecture |
| 321-3621 | Amako | Tochigi Prefecture |