Area Codes in Iwanai
| Area Code▲ | City↕ | Administrative Region↕ | City Population↕ | Country/Region | Timezone |
|---|---|---|---|---|---|
| 135 | Yoichi, Hokkaido | Hokkaido | 22,788 | Japan | Asia/Tokyo |
Nearby Cities
| City | Region | Country | Population | Area Codes | Postal Codes |
|---|---|---|---|---|---|
| Date, Hokkaido | Hokkaido | Japan | 35,301 | 142 | 059, 052 |
| Moto-wanishimachi | Hokkaido | Japan | — | 955 | 050 |
| Otaru | Hokkaido | Japan | 143,792 | 133, 134 | 047, 048 |
| Suttsu, Hokkaido | Hokkaido | Japan | — | 136 | — |
| Yoichi, Hokkaido | Hokkaido | Japan | 22,788 | 135 | 046, 048, 077, 047 |