Udakishanganj is Taluka (Tehsil) in Madhepura district of Bihar state. Udakishanganj has 25 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 852115 | Anandpura PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852115 | Basnahi PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852115 | Chatra PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Fatehpur PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Gamail PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Hathionda PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852115 | Jhalari PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852115 | Jhanjhari PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852220 | K S Pur PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Kathotia PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Laxmipur Bisharia PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Madhukarchak PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Mohanpur Choumukh PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852220 | Murli Chandwa PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852220 | Naya Nagar PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Pararia PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852115 | Peernagar PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852220 | R Barateni PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Rahta Chamukh PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Rajni PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852220 | Rampur Khora PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852101 | Sarauni Kala PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852115 | Shahpur PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852115 | Sukhashan PIN Code | Madhepura | Udakishanganj | Branch Office |
| 852115 | Temabhelwa PIN Code | Madhepura | Udakishanganj | Branch Office |