| Post office | Koothur B.O |
| Pin code | 621713 |
| Office type | B.O |
| Taluk / city | Ariyalur |
| District name | Perambalur |
| State name | Tamil Nadu |
| Delivery status | Delivery |
| Division name | Tiruchirapalli |
| Region name | Tiruchy |
| Circle name | Tamilnadu |
| Related sub office | Rajajinagar S.O (Ariyalur) |
| Related head office | Lalgudi H.O |
| Pincode | Post office name | City | District | State |
|---|---|---|---|---|
| 621713 | Allinagaram B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621713 | Ameenabad B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621713 | Annanagar B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621713 | Govindapuram B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621713 | Iluppaikudi B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621713 | Kilamathur B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621713 | Manakkal (Ariyalur) B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621713 | Peraiyur B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621713 | Pilimisai B.O | Ariyalur | Ariyalur | Tamil Nadu |
| 621713 | Rajajinagar S.O (Ariyalur) | Ariyalur | Ariyalur | Tamil Nadu |
| 621713 | Gudalur B.O | Ariyalur | Perambalur | Tamil Nadu |
| 621713 | Koothur B.O | Ariyalur | Perambalur | Tamil Nadu |
| 621713 | Nochikulam B.O | Ariyalur | Perambalur | Tamil Nadu |