The Karkain B.o Post Office is a government-run agency that provides postal services, including mail delivery, postage stamp sales, and other postage products. It also provides financial services such as money orders. You can also pay your bills and apply for passports. You might need to present identification and fill out paperwork to use a post office in Karkain B.o 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. The post office plays a vital role in the daily lives of people in Karkain B.o by providing essential services.
| Post Office | Karkain B.o |
| Division | Monghyr |
| Region | Patna Hq |
| Circle | Bihar |
| Taluka | Ghoswari |
| District | Patna |
| State | Bihar |
| Phone | NA |
| Sub Office | Sarmera S.o |
| Head Office | Munger H.o |
| Pincode | 811104
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karkain b.o branch pincode is 811104
karkain b.o branch phone number is NA
karkain b.o branch Head Office is Munger H.o