Narwan is located in the district of Saran, Bihar. The pincode of Narwan is 841223. The area "Narwan" lies under takula of Manjhi and has a Branch Office. Narwan comes under the head office Chapra. The postal division for pin code 841223 is Saran.
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 841223 | Baghauna pin code | Siwan | Siswan | Branch Office |
| 841223 | Mohamadpur pin code | Saran | Chapra | Sub Office |
| 841223 | Narwan pin code | Saran | Manjhi | Branch Office |
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