In Kannur district, Kerala, PIN code 670511 is anchored by Kozhichal BO, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 15 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Kozhichal BO | BO | Branch Post Office |
| Thirumeni BO | BO | Branch Post Office |
| Edavaramba BO | BO | Branch Post Office |
| Kadumeni BO | BO | Branch Post Office |
| Thabore BO | BO | Branch Post Office |
| Thattummal BO | BO | Branch Post Office |
| Thayyeni BO | BO | Branch Post Office |
| Chunda BO | BO | Branch Post Office |
| Josegiri BO | BO | Branch Post Office |
| Kannivayal BO | BO | Branch Post Office |
| Palavayal BO | BO | Branch Post Office |
| Kamballur BO | BO | Branch Post Office |
| Kanamvayal BO | BO | Branch Post Office |
| Cherupuzha SO | SO | Sub Post Office |
| Prapoil BO | BO | Branch Post Office |
