Sonbersa is Taluka (Tehsil) in Sitamarhi district of Bihar state. Sonbersa has 10 areas (postal offices). Sonbersa has a Sub Office and the PIN Code of Sonbersa is 843330.
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 843330 | Araria PIN Code | Sitamarhi | Sonbersa | Branch Office |
| 843317 | Bhutahi PIN Code | Sitamarhi | Sonbersa | Sub Office |
| 843330 | Dalkawa PIN Code | Sitamarhi | Sonbersa | Branch Office |
| 843330 | Kohbarawa PIN Code | Sitamarhi | Sonbersa | Branch Office |
| 843322 | Majhaulia Estate PIN Code | Sitamarhi | Sonbersa | Sub Office |
| 843330 | Mayurwa PIN Code | Sitamarhi | Sonbersa | Branch Office |
| 843330 | Mushaharniya PIN Code | Sitamarhi | Sonbersa | Branch Office |
| 843330 | P Parsain PIN Code | Sitamarhi | Sonbersa | Branch Office |
| 843330 | P Rajwara PIN Code | Sitamarhi | Sonbersa | Branch Office |
| 843330 | Sonbersa PIN Code | Sitamarhi | Sonbersa | Sub Office |