| Locality | Postal Code |
|---|---|
| Postal/ZIP Codes in Akiyama (上野原市) | 401-0201 |
| Postal/ZIP Codes in Arata (上野原市) | 409-0113 |
| Postal/ZIP Codes in Ashigaki (上野原市) | 409-0135 |
| Postal/ZIP Codes in Inume (上野原市) | 409-0124 |
| Postal/ZIP Codes in Kawai (上野原市) | 409-0122 |
| Postal/ZIP Codes in Komoashiotsu (上野原市) | 409-0126 |
| Postal/ZIP Codes in Kuwakubo (上野原市) | 409-0136 |
| Postal/ZIP Codes in Matsudome (上野原市) | 409-0115 |
| Postal/ZIP Codes in Notajiri (上野原市) | 409-0125 |
| Postal/ZIP Codes in Okunugi (上野原市) | 409-0134 |
| Postal/ZIP Codes in Okura (上野原市) | 409-0138 |
| Postal/ZIP Codes in Ono (上野原市) | 409-0123 |
| Postal/ZIP Codes in Others (上野原市) | 409-0100 |
| Postal/ZIP Codes in Ozone (上野原市) | 409-0131 |
| Postal/ZIP Codes in Saihara (上野原市) | 409-0141 |
| Postal/ZIP Codes in Shiotsu (上野原市) | 409-0121 |
| Postal/ZIP Codes in Tsurugawa (上野原市) | 409-0132 |
| Postal/ZIP Codes in Tsurushima (上野原市) | 409-0114 |
| Postal/ZIP Codes in Uenohara (上野原市) | 409-0112 |
| Postal/ZIP Codes in Wami (上野原市) | 409-0137 |
| Postal/ZIP Codes in Yatsusawa (上野原市) | 409-0133 |
| Postal/ZIP Codes in Yuzurihara (上野原市) | 409-0111 |