There are 9 post offices under PIN code 614101.
| Post Office | Office Type | Delivery Status | Taluk | District | Division | Region | State | Circle | |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Koothanallur East B.O | Branch Office | Non-Delivery | Nidamangalam | Tiruvarur | Thanjavur | Tiruchy | Tamil Nadu | Tamilnadu |
| 2 | Koothanallur S.O | Sub Office | Delivery | Mannargudi | Tiruvarur | Thanjavur | Tiruchy | Tamil Nadu | Tamilnadu |
| 3 | Kothangudi B.O | Branch Office | Delivery | Nidamangalam | Tiruvarur | Thanjavur | Tiruchy | Tamil Nadu | Tamilnadu |
| 4 | Kottugacheri B.O | Branch Office | Delivery | Nidamangalam | Tiruvarur | Thanjavur | Tiruchy | Tamil Nadu | Tamilnadu |
| 5 | Manjanavadi B.O | Branch Office | Delivery | Nidamangalam | Tiruvarur | Thanjavur | Tiruchy | Tamil Nadu | Tamilnadu |
| 6 | Nahangudi B.O | Branch Office | Delivery | Nidamangalam | Tiruvarur | Thanjavur | Tiruchy | Tamil Nadu | Tamilnadu |
| 7 | Palayanur-ktn B.O | Branch Office | Delivery | Nidamangalam | Tiruvarur | Thanjavur | Tiruchy | Tamil Nadu | Tamilnadu |
| 8 | Sathanur(KTN) B.O | Branch Office | Delivery | Nidamangalam | Tiruvarur | Thanjavur | Tiruchy | Tamil Nadu | Tamilnadu |
| 9 | Tanneerkunnam B.O | Branch Office | Delivery | Nidamangalam | Tiruvarur | Thanjavur | Tiruchy | Tamil Nadu | Tamilnadu |