| Locality | Post Code |
|---|---|
| Aburayokocho (黒石市) | 036-0302 |
| Aino (黒石市) | 036-0516 |
| Akasaka (黒石市) | 036-0537 |
| Akebonocho (黒石市) | 036-0321 |
| Aoyama (黒石市) | 036-0325 |
| Asahicho (黒石市) | 036-0376 |
| Aseishi (黒石市) | 036-0343 |
| Azumacho (黒石市) | 036-0373 |
| Babashirihigashi (黒石市) | 036-0504 |
| Babashirikita (黒石市) | 036-0502 |
| Babashiriminami (黒石市) | 036-0505 |
| Babashirinishi (黒石市) | 036-0506 |
| Babashirishimo (黒石市) | 036-0503 |
| Botandaira (黒石市) | 036-0332 |
| Chitose (黒石市) | 036-0356 |
| Fujimi (黒石市) | 036-0515 |
| Fukuro (黒石市) | 036-0412 |
| Fukuroi (黒石市) | 036-0355 |
| Guminoki (黒石市) | 036-0316, 036-0381 |
| Guminokiyokocho (黒石市) | 036-0303 |
| Hakko (黒石市) | 036-0331 |
| Hamamachi (黒石市) | 036-0378 |
| Hanamaki (黒石市) | 036-0413 |
| Hanazonocho (黒石市) | 036-0371 |
| Higashibabashiri (黒石市) | 036-0501 |
| Higashinozoe (黒石市) | 036-0324 |