Aomori
| Aomori District, Aomori | 0172 |
| Aomori, Aomori | 0177 |
| Goshogawara, Aomori | 0173 |
| Hachinohe, Aomori | 0178 |
| Higashitsugaru District, Aomori | 0174 |
| Higashitsugaru District, Aomori | 0177 |
| Hirosaki, Aomori | 0172 |
| Kamikita District, Aomori | 0176 |
| Kamikita District, Aomori | 0178 |
| Kitatsugaru District, Aomori | 0172 |
| Kitatsugaru District, Aomori | 0173 |
| Kuroishi, Aomori | 0172 |
| Minamitsugaru District, Aomori | 0172 |
| Mutsu, Aomori | 0175 |
| Nakatsugaru District, Aomori | 0172 |
| Nishitsugaru District, Aomori | 0173 |
| Sannohe District, Aomori | 0176 |
| Sannohe District, Aomori | 0178 |
| Sannohe District, Aomori | 0179 |
| Shimokita District, Aomori | 0175 |
| Towada, Aomori | 0176 |
Read more about this topic: List Of Dialing Codes In Japan