Periyakulam is Taluka (Tehsil) in Theni district of Tamil Nadu state. Periyakulam has 32 areas (postal offices). Periyakulam has a Head Office and the PIN Code of Periyakulam is 625601.
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 625602 | A Vadipatti PIN Code | Theni | Periyakulam | Branch Office |
| 625605 | Agamalai PIN Code | Theni | Periyakulam | Branch Office |
| 625523 | Alagapuri PIN Code | Theni | Periyakulam | Branch Office |
| 625602 | Bomminayakanpatti PIN Code | Theni | Periyakulam | Branch Office |
| 625602 | Devadanapatti PIN Code | Theni | Periyakulam | Sub Office |
| 625520 | Dharmapuri PIN Code | Theni | Periyakulam | Branch Office |
| 625604 | Endapuli PIN Code | Theni | Periyakulam | Branch Office |
| 625602 | Erumalainayakanpatti PIN Code | Theni | Periyakulam | Branch Office |
| 625203 | G Kallupatti PIN Code | Theni | Periyakulam | Branch Office |
| 625203 | Genguvarpatti PIN Code | Theni | Periyakulam | Sub Office |
| 625562 | Gullapuram PIN Code | Theni | Periyakulam | Branch Office |
| 625603 | Jeyamangalam PIN Code | Theni | Periyakulam | Branch Office |
| 625562 | Koilpatti PIN Code | Theni | Periyakulam | Branch Office |
| 625520 | Kuppinayakanpatti PIN Code | Theni | Periyakulam | Branch Office |
| 625602 | Manjalar Dam PIN Code | Theni | Periyakulam | Branch Office |
| 625603 | Melmangalam PIN Code | Theni | Periyakulam | Branch Office |
| 625605 | Murugamalainagar PIN Code | Theni | Periyakulam | Branch Office |
| 625604 | Nallakaruppanpatti PIN Code | Theni | Periyakulam | Branch Office |
| 625601 | Periyakulam PIN Code | Theni | Periyakulam | Head Office |
| 625601 | Periyakulam Bazaar PIN Code | Theni | Periyakulam | Sub Office |
| 625604 | Periyakulam East PIN Code | Theni | Periyakulam | Sub Office |
| 625520 | Poomalaikundu PIN Code | Theni | Periyakulam | Branch Office |
| 625562 | Rengasamudram PIN Code | Theni | Periyakulam | Branch Office |
| 625602 | Sathakoilpatti PIN Code | Theni | Periyakulam | Branch Office |
| 625602 | Silvarpatti PIN Code | Theni | Periyakulam | Branch Office |
| 625605 | T Kallipatti PIN Code | Theni | Periyakulam | Branch Office |
| 625605 | Tamarakulam PIN Code | Theni | Periyakulam | Sub Office |
| 625601 | Vadagarai PIN Code | Theni | Periyakulam | Sub Office |
| 625603 | Vadugapatti PIN Code | Theni | Periyakulam | Sub Office |
| 625562 | Vaigaidamsite PIN Code | Theni | Periyakulam | Branch Office |
| 625562 | Vaigaiproject PIN Code | Theni | Periyakulam | Branch Office |
| 625562 | Varadharajnagar PIN Code | Theni | Periyakulam | Sub Office |