Ariyur B.O is the primary post office registered under PIN code 637015 in Namakkal, Tamil Nadu. This code sits within the Southern Postal Region, with 6 offices operating under it.
| Post office | Type | Full name |
|---|---|---|
| Ariyur B.O | BO | Branch Post Office |
| Oruvandur B.O | BO | Branch Post Office |
| Mohanur S.O | SO | Sub Post Office |
| Kumaripalayam B.O | BO | Branch Post Office |
| Pettapalayam B.O | BO | Branch Post Office |
| Sevitturangampatti B.O | BO | Branch Post Office |
