Jonai is Taluka (Tehsil) in Dhemaji district of Assam state. Jonai has 8 areas (postal offices). Jonai has a Sub Office and the PIN Code of Jonai is 787060.
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 787060 | Gali Borbali PIN Code | Dhemaji | Jonai | Branch Office |
| 787060 | Jonai PIN Code | Dhemaji | Jonai | Sub Office |
| 787060 | Kabu Chapori PIN Code | Dhemaji | Jonai | Branch Office |
| 787060 | Laimekuri PIN Code | Dhemaji | Jonai | Branch Office |
| 787060 | Leku PIN Code | Dhemaji | Jonai | Branch Office |
| 787060 | Ramdhan Dikhari PIN Code | Dhemaji | Jonai | Branch Office |
| 787060 | Ratanpur PIN Code | Dhemaji | Jonai | Branch Office |
| 787060 | Zonekareng PIN Code | Dhemaji | Jonai | Branch Office |