Ottapidaram is Taluka (Tehsil) in Tuticorin district of Tamil Nadu state. Ottapidaram has 23 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 628401 | Akilandapuram PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628303 | Akkanaickenpatti PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628105 | Duraisamypuram PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628712 | Eppodumvendran PIN Code | Tuticorin | Ottapidaram | Sub Office |
| 628401 | Katcheri Dhalavaipuram PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628401 | Kilamudiman PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628302 | Kollankinar PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628401 | Kulasekaranallur PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628722 | Kurukkuchalai PIN Code | Tuticorin | Ottapidaram | Sub Office |
| 628303 | Marudanvalvoo PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628302 | Muramban PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628402 | Nainapuram PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628303 | Naraikinar PIN Code | Tuticorin | Ottapidaram | Sub Office |
| 628401 | Otapidaram PIN Code | Tuticorin | Ottapidaram | Sub Office |
| 628301 | Paraikuttam PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628718 | Pasuvandanai PIN Code | Tuticorin | Ottapidaram | Sub Office |
| 628402 | Pudupatcheri PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628303 | Puliyampatti PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628303 | Puvani PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628303 | Savalaperi PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628301 | Savarimangalam PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628301 | Umarikottai PIN Code | Tuticorin | Ottapidaram | Branch Office |
| 628401 | Vellaram PIN Code | Tuticorin | Ottapidaram | Branch Office |