| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 301 | Thelliyoor | Thelliyoor BO | 📍 689544 | Mallappally | Branch Post Office |
| 302 | Thelliyoor | Kolabhagom BO | 📍 689545 | Mallappally | Branch Post Office |
| 303 | Thiruvalla | Tiruvalla HO | 📍 689101 | Thiruvalla | Head Post Office - H |
| 304 | Thiruvalla | Tiruvalla Market Jn SO | 📍 689101 | Thiruvalla | Post Office - PO |
| 305 | Thiruvalla | Chumathra BO | 📍 689103 | Thiruvalla | Branch Post Office |
| 306 | Thiruvalla | Kattode BO | 📍 689105 | Thiruvalla | Branch Post Office |
| 307 | Thiruvalla | Manjady Jn SO | 📍 689105 | Thiruvalla | Post Office - PO |
| 308 | Thiruvalla | Pushpagiri Tiruvalla BO | 📍 689105 | Thiruvalla | Branch Post Office |
| 309 | Thiruvalla | Muthoor SO | 📍 689107 | Thiruvalla | Post Office - PO |
| 310 | Thiruvalla | Thirumoolapuram SO | 📍 689115 | Thiruvalla | Post Office - PO |
| 311 | Thottapuzhassery | Kuravankuzhy BO | 📍 689548 | Thiruvalla | Branch Post Office |
| 312 | Thottapuzhassery | Chirayirambu BO | 📍 689549 | Thiruvalla | Branch Post Office |
| 313 | Thottapuzhassery | Maramon SO | 📍 689549 | Thiruvalla | Post Office - PO |
| 314 | Thottapuzhassery | Kuriannoor SO | 📍 689550 | Thiruvalla | Post Office - PO |
| 315 | TIRUVALLA | Tiruvalla HO | 📍 689101 | Thiruvalla | Head Post Office - H |
| 316 | TIRUVALLA | Chumathra BO | 📍 689103 | Thiruvalla | Branch Post Office |
| 317 | TIRUVALLA | Kattode BO | 📍 689105 | Thiruvalla | Branch Post Office |
| 318 | Vadasserikkara | Kumpalampoika SO | 📍 689661 | Ranni | Post Office - PO |
| 319 | Vadasserikkara | Kumaramperoor Thekkekkara BO | 📍 689662 | Ranni | Branch Post Office |
| 320 | Vadasserikkara | Maniyar BO | 📍 689662 | Ranni | Branch Post Office |
| 321 | Vadasserikkara | Pezhumpara BO | 📍 689662 | Ranni | Branch Post Office |
| 322 | Vadasserikkara | Vadasserikara SO | 📍 689662 | Ranni | Post Office - PO |
| 323 | Vadasserikkara | Thalachira Eram BO | 📍 689664 | Ranni | Branch Post Office |
| 324 | Vadasserikkara | Edakulam BO | 📍 689672 | Ranni | Branch Post Office |
| 325 | Vadasserikkara | Cherukulanji BO | 📍 689673 | Ranni | Branch Post Office |
| 326 | Vallicode | Mammoodu BO | 📍 689513 | Kozhenchery | Branch Post Office |
| 327 | Vallicode | Nariapuram SO | 📍 689513 | Kozhenchery | Post Office - PO |
| 328 | Vallicode | Vazhamuttom East BO | 📍 689646 | Kozhenchery | Branch Post Office |
| 329 | Vallicode | Kaipattur SO | 📍 689648 | Kozhenchery | Post Office - PO |
| 330 | Vallicode | Vallicode BO | 📍 689648 | Kozhenchery | Branch Post Office |
| 331 | Vallicode | Njakkunilam BO | 📍 689656 | Kozhenchery | Branch Post Office |
| 332 | Vallicode | Vallicode Kottayam SO | 📍 689656 | Kozhenchery | Post Office - PO |