Jaynagar is Taluka (Tehsil) in Madhubani district of Bihar state. Jaynagar has 53 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 847226 | Baira PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Barhi PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Baruar PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Basopatti PIN Code | Madhubani | Jaynagar | Sub Office |
| 847228 | Benta PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Bhakua PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Bhatchaura PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Biraul PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Birpur PIN Code | Madhubani | Jaynagar | Branch Office |
| 847240 | Bishoul PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Chatra PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Chhatauni PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Chhaurahi PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Damo PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Datuar PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Dhamiapatti PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Dighia Phent PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Dorbar PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Dubahi Mahinathpur PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Ghorabanki PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Gobraura PIN Code | Madhubani | Jaynagar | Branch Office |
| 847240 | Harlakhi PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Hattapur PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Jaso PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Jonki PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Kalikapur PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Kanhauli PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Kataya PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Khajauli PIN Code | Madhubani | Jaynagar | Sub Office |
| 847240 | Khauna PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Korahia PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Kuar PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Laxmipur PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Maheaswara PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Mahua Ekdara PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Maina Sukki PIN Code | Madhubani | Jaynagar | Branch Office |
| 847225 | Marhia PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Marukia PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Narar PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Padma PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Palimohan PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Parwa PIN Code | Madhubani | Jaynagar | Branch Office |
| 847240 | Phulhar PIN Code | Madhubani | Jaynagar | Branch Office |
| 847240 | Pipraun PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Pursaulia PIN Code | Madhubani | Jaynagar | Branch Office |
| 847240 | Rampur PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Sarabe Tarapatti PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Seli Beli PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Selra PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Sidhap Kalan PIN Code | Madhubani | Jaynagar | Branch Office |
| 847240 | Sothgaon PIN Code | Madhubani | Jaynagar | Branch Office |
| 847228 | Thahar PIN Code | Madhubani | Jaynagar | Branch Office |
| 847226 | Usarahi Deodha PIN Code | Madhubani | Jaynagar | Branch Office |