Perumthuruth BO is the primary post office registered under PIN code 686611 in Kottayam, Kerala. This code sits within the Southern Postal Region, with 4 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Perumthuruth BO | BO | Branch Post Office |
| Kallara SO Kottayam | OTHER | post office |
| Kallara South BO | BO | Branch Post Office |
| Memuri BO | BO | Branch Post Office |
