The Tarwan S.o Post Office is a government office that provides postal services, including mail delivery, postage stamp sales, speed post in one day delivery and services. Mail and packages can be dropped off at a post office or designated collection box, and stamps can be purchased at the post office or online.
| Post Office | Tarwan S.o |
| Division | Nawadha |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Na |
| District | Gaya |
| State | Bihar |
| Phone | 0634-99999999 |
| Sub Office | Na |
| Head Office | Nawadha H.o |
| Pincode | 805128
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tarwan s.o branch pincode is 805128
tarwan s.o branch phone number is 0634-99999999
tarwan s.o branch Head Office is Nawadha H.o