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686667 PINCode is located in Ernakulam district
| Post Offices with the same pin code as Onakkoor | |||
| No. | Post Office | District | Pincode |
| 1 | Anchelpetty | Ernakulam | 686667 |
| 2 | Mannathur | Ernakulam | 686667 |
| 3 | North piramadom | Ernakulam | 686667 |
| 4 | Pampakuda | Ernakulam | 686667 |
| 5 | Periapuram | Ernakulam | 686667 |