| Place | Postal Code |
|---|---|
| Postal/ZIP Codes in Hataya, Yamagata (畑谷) | 990-0361 |
| Postal/ZIP Codes in Kitagaki, Yamagata (北垣) | 990-0332 |
| Postal/ZIP Codes in Kitasaku, Yamagata (北作) | 990-0352 |
| Postal/ZIP Codes in Kitayama, Yamagata (北山) | 990-0342 |
| Postal/ZIP Codes in Midorigaoka, Yamagata (緑ケ丘) | 990-0302 |
| Postal/ZIP Codes in Mikawajiri, Yamagata (三河尻) | 990-0312 |
| Postal/ZIP Codes in Negiwa, Yamagata (根際) | 990-0321 |
| Postal/ZIP Codes in Omi, Yamagata (近江) | 990-0311 |
| Postal/ZIP Codes in Otera, Yamagata (大寺) | 990-0331 |
| Postal/ZIP Codes in Others, Yamagata (その他) | 990-0300 |
| Postal/ZIP Codes in Otsuka, Yamagata (大塚) | 990-0323 |
| Postal/ZIP Codes in Owarabi, Yamagata (大蕨) | 990-0341 |
| Postal/ZIP Codes in Shimizu, Yamagata (清水) | 990-0303 |
| Postal/ZIP Codes in Sugishita, Yamagata (杉下) | 990-0333 |
| Postal/ZIP Codes in Yamanobe, Yamagata (山辺) | 990-0301 |
| Postal/ZIP Codes in Yanazawa, Yamagata (簗沢) | 990-0351 |
| Postal/ZIP Codes in Yogai, Yamagata (要害) | 990-0322 |
| Postal Codes in Higashimurayama | |
|---|---|
| Postal/ZIP Codes in Nakayama (中山町) | |
| Postal/ZIP Codes in Yamanobe (山辺町) | |