| Locality | Post Code |
|---|---|
| Others (館林市) | 374-0000 |
| Oyacho (館林市) | 374-0054 |
| Sakaecho (館林市) | 374-0052 |
| Sakashitacho (館林市) | 374-0069 |
| Sedoyacho (館林市) | 374-0021 |
| Shimomibayashicho (館林市) | 374-0044 |
| Shimosagawadacho (館林市) | 374-0071 |
| Shinjuku (館林市) | 374-0026 |
| Shinsakaecho (館林市) | 374-0051 |
| Shiromachi (館林市) | 374-0018 |
| Suwacho (館林市) | 374-0036 |
| Takanecho (館林市) | 374-0074 |
| Tayacho (館林市) | 374-0002 |
| Togocho (館林市) | 374-0006 |
| Tsutsujicho (館林市) | 374-0017 |
| Wakamiyacho (館林市) | 374-0007 |
| Yotsuyacho (館林市) | 374-0003 |