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686671 PINCode is located in Ernakulam district
| Post Offices with the same pin code as Koovalloor | |||
| No. | Post Office | District | Pincode |
| 1 | Chathamattam | Ernakulam | 686671 |
| 2 | Kadavoor | Ernakulam | 686671 |
| 3 | Paingattoor | Ernakulam | 686671 |
| 4 | Pallarimangalam | Ernakulam | 686671 |
| 5 | Pothanicaud | Ernakulam | 686671 |
| 6 | Pulinthanam | Ernakulam | 686671 |