In Kamrup district, Assam, PIN code 781031 is anchored by Collegenagar B.O, a Branch Post Office. Mail addressed to this code is sorted through the Eastern Postal Region, across 2 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Collegenagar B.O | BO | Branch Post Office |
| Amingaon S.O | SO | Sub Post Office |
