Chanan is Taluka (Tehsil) in Banka district of Bihar state. Chanan has 5 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 813106 | Bhelwa PIN Code | Banka | Chanan | Branch Office |
| 814131 | Chandan PIN Code | Banka | Chanan | Sub Office |
| 814131 | Jokta Fatehpur PIN Code | Banka | Chanan | Branch Office |
| 814131 | Lohari PIN Code | Banka | Chanan | Branch Office |
| 813106 | Pira PIN Code | Banka | Chanan | Branch Office |