Vaka BO is the primary post office registered under PIN code 680602 in Thrissur, Kerala. This code sits within the Southern Postal Region, with 4 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Vaka BO | BO | Branch Post Office |
| Mattom SO | SO | Sub Post Office |
| Alur Mattom BO | BO | Branch Post Office |
| Nambazhikad BO | BO | Branch Post Office |