Chamathachal BO is the primary post office registered under PIN code 670633 in Kannur, Kerala. This code sits within the Southern Postal Region, with 5 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Chamathachal BO | BO | Branch Post Office |
| Kanhirakolly BO | BO | Branch Post Office |
| Pazhassikari BO | BO | Branch Post Office |
| Payyavur SO | SO | Sub Post Office |
| Chandanakampara BO | BO | Branch Post Office |
