| Post office | Jonki B.O |
| Pin code | 847225 |
| Office type | B.O |
| Taluk / city | Jaynagar |
| District name | Madhubani |
| State name | Bihar |
| Delivery status | Delivery |
| Division name | Madhubani |
| Region name | Muzaffarpur |
| Circle name | Bihar |
| Related sub office | Basopatti S.O |
| Related head office | Madhubani H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 847225 | Kamalpur B.O | Basopatti | Madhubani | Bihar |
| 847225 | Basopatti S.O | Jaynagar | Madhubani | Bihar |
| 847225 | Birpur B.O | Jaynagar | Madhubani | Bihar |
| 847225 | Chhatauni B.O | Jaynagar | Madhubani | Bihar |
| 847225 | Damo B.O | Jaynagar | Madhubani | Bihar |
| 847225 | Dighia Phent B.O | Jaynagar | Madhubani | Bihar |
| 847225 | Dubahi Mahinathpur B.O | Jaynagar | Madhubani | Bihar |
| 847225 | Ghorabanki B.O | Jaynagar | Madhubani | Bihar |
| 847225 | Hattapur B.O | Jaynagar | Madhubani | Bihar |
| 847225 | Jaso B.O | Jaynagar | Madhubani | Bihar |
| 847225 | Jonki B.O | Jaynagar | Madhubani | Bihar |
| 847225 | Kataya B.O | Jaynagar | Madhubani | Bihar |
| 847225 | Marhia B.O | Jaynagar | Madhubani | Bihar |