Changmaji B.O is the primary post office registered under PIN code 782440 in Hojai, Assam. This code sits within the Eastern Postal Region, with 5 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Changmaji B.O | BO | Branch Post Office |
| Koroiguri B.O | BO | Branch Post Office |
| Modertoli B.O | BO | Branch Post Office |
| Daboka S.O | SO | Sub Post Office |
| Hindu Block B.O | BO | Branch Post Office |
