Kaliachak I is Taluka (Tehsil) in Malda district of West Bengal state. Kaliachak I has 6 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 732206 | Baluachara PIN Code | Malda | Kaliachak I | Branch Office |
| 732201 | Bholaichak PIN Code | Malda | Kaliachak I | Branch Office |
| 732206 | Chaspara PIN Code | Malda | Kaliachak I | Branch Office |
| 732201 | Kaliachak PIN Code | Malda | Kaliachak I | Sub Office |
| 732201 | Khaschandpur PIN Code | Malda | Kaliachak I | Branch Office |
| 732206 | Sherpur PIN Code | Malda | Kaliachak I | Branch Office |