PIN code 670701 belongs to Nirmalagiri SO (Sub Post Office), located in Kannur district, Kerala. It falls under the Southern Postal Region and is served by 4 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Nirmalagiri SO | SO | Sub Post Office |
| Mallannur BO | BO | Branch Post Office |
| Ambilat BO | BO | Branch Post Office |
| Neerveli BO | BO | Branch Post Office |
