Islamnagar is Taluka (Tehsil) in Jamui district of Bihar state. Islamnagar has 12 areas (postal offices). Islamnagar has a Branch Office and the PIN Code of Islamnagar is 811301.
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 811301 | Abgil Chaurama PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Baladih PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Darkha PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Dhanama PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Dinnagar PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Islamnagar PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Kaiyar PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Markama PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Mirzaganj PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Pursanda PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Sahora PIN Code | Jamui | Islamnagar | Branch Office |
| 811301 | Seway PIN Code | Jamui | Islamnagar | Branch Office |