Sonapur Block is Taluka (Tehsil) in Kamrup district of Assam state. Sonapur Block has 16 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 781023 | Amerigog PIN Code | Kamrup | Sonapur Block | Sub Office |
| 782402 | Chamatapathar PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782403 | Dhopguri PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782401 | Digaru PIN Code | Kamrup | Sonapur Block | Sub Office |
| 782403 | Durungpahar PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782403 | Gandhinagar PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782402 | Hahara PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782403 | Khetri Kamrup PIN Code | Kamrup | Sonapur Block | Sub Office |
| 782403 | Malaybari PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782402 | Nartap PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782403 | Nizdemoria PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782401 | Panbari PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782402 | Sonai Kamalajari PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782402 | Sonapur PIN Code | Kamrup | Sonapur Block | Sub Office |
| 782402 | Tepesia PIN Code | Kamrup | Sonapur Block | Branch Office |
| 782403 | Topatali PIN Code | Kamrup | Sonapur Block | Branch Office |