| Postal Code | Area | |
|---|---|---|
| 029-4488 | Koromogawa-ku Ohara (衣川区大原) | View |
| 029-4491 | Koromogawa-ku Kamitachisawa (衣川区上立沢) | View |
| 029-4492 | Koromogawa-ku Shimotachisawa (衣川区下立沢) | View |
| 029-4493 | Koromogawa-ku Nozaki (衣川区野崎) | View |
| 029-4494 | Koromogawa-ku Naraharayama (衣川区楢原山) | View |
| 029-4495 | Koromogawa-ku Narahara (衣川区楢原) | View |
| 029-4496 | Koromogawa-ku Mauchi (衣川区真打) | View |
| 029-4497 | Koromogawa-ku Mochikorobashi (衣川区餅転) | View |