In Namakkal district, Tamil Nadu, PIN code 637001 is anchored by Ramapurampudur S.O, a Sub Post Office. Mail addressed to this code is sorted through the Southern Postal Region, across 6 listed offices.
| Post office | Type | Full name |
|---|---|---|
| Ramapurampudur S.O | SO | Sub Post Office |
| Namakkal Bazaar S.O | SO | Sub Post Office |
| Namakkal Fort S.O | SO | Sub Post Office |
| Natarajapuram S.O (Namakkal) | OTHER | post office |
| Namakkal H.O | HO | Head Post Office |
| Santhaipettaipudur S.O | SO | Sub Post Office |
