List of All Postal Codes in Goka | ||
|---|---|---|
| Postal Code Code | Postal Code Name | Prefecture |
| 306-0300 | Ikanikeisaiganaibaai | Ibaraki Prefecture |
| 306-0301 | Sannoyama | Ibaraki Prefecture |
| 306-0302 | Sanno | Ibaraki Prefecture |
| 306-0303 | Egawa | Ibaraki Prefecture |
| 306-0304 | Koshu | Ibaraki Prefecture |
| 306-0305 | Fuyugi | Ibaraki Prefecture |
| 306-0306 | Harajukudai | Ibaraki Prefecture |
| 306-0307 | Kofukuda | Ibaraki Prefecture |
| 306-0311 | Ofukuda | Ibaraki Prefecture |
| 306-0312 | Shinkoya | Ibaraki Prefecture |
| 306-0313 | Motokurihashi | Ibaraki Prefecture |
| 306-0314 | Kawatsuma | Ibaraki Prefecture |
| 306-0315 | Kotesashi | Ibaraki Prefecture |
| 306-0316 | Shaka | Ibaraki Prefecture |
| 306-0317 | Maebayashi | Ibaraki Prefecture |