Khanakul 1b is Taluka (Tehsil) in Hooghly district of West Bengal state. Khanakul 1b has 6 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 712412 | Kaiba PIN Code | Hooghly | Khanakul 1b | Branch Office |
| 712406 | Kedarpur PIN Code | Hooghly | Khanakul 1b | Branch Office |
| 712406 | Nangulpara PIN Code | Hooghly | Khanakul 1b | Branch Office |
| 712406 | Sonatikri PIN Code | Hooghly | Khanakul 1b | Branch Office |
| 712412 | Tantisal PIN Code | Hooghly | Khanakul 1b | Branch Office |
| 712406 | Udaypur PIN Code | Hooghly | Khanakul 1b | Branch Office |