In Kollam district, Kerala, PIN code 691331 is anchored by Kakkode BO, a Branch Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 6 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Kakkode BO | BO | Branch Post Office |
| Placherry BO | BO | Branch Post Office |
| Nellipally BO | BO | Branch Post Office |
| Valacode SO | SO | Sub Post Office |
| Vilakkuvattom BO | BO | Branch Post Office |
| Shaliacarry Estate BO | BO | Branch Post Office |
