PIN code 621702 belongs to Ariyur BO (Branch Post Office), located in Tiruchirappalli district, Tamil Nadu. It falls under the Southern Postal Region and is served by 6 post offices in total.
| Post office | Type | Full name |
|---|---|---|
| Ariyur BO | BO | Branch Post Office |
| Sengaraiyur BO | BO | Branch Post Office |
| Alangudi Mahajanam BO | BO | Branch Post Office |
| Ambil SO | SO | Sub Post Office |
| Athigudi BO | BO | Branch Post Office |
| Konnagudi BO | BO | Branch Post Office |
