Chakia is Taluka (Tehsil) in East Champaran district of Bihar state. Chakia has 44 areas (postal offices).
| Pin code | Area | District | Taluka | Postal Status |
|---|---|---|---|---|
| 845413 | Ahiman Chapra PIN Code | East Champaran | Chakia | Branch Office |
| 845413 | Bahlolpur PIN Code | East Champaran | Chakia | Branch Office |
| 845424 | Bairiya PIN Code | East Champaran | Chakia | Branch Office |
| 845413 | Bakhari PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | Balo Chak PIN Code | East Champaran | Chakia | Branch Office |
| 845424 | Bankatwa PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | Bans Ghat PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | Baramania PIN Code | East Champaran | Chakia | Branch Office |
| 845406 | Bhurkurwa PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | Bhuwan Chapra PIN Code | East Champaran | Chakia | Branch Office |
| 845424 | Bijdhari PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | Dilawarpur PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | Gawandra PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | Gorahia PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | Harpur Nag PIN Code | East Champaran | Chakia | Branch Office |
| 845406 | Jhitkahiya PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | K Hareram PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | K Mehsi PIN Code | East Champaran | Chakia | Branch Office |
| 845406 | Kashi Pakari PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | Kataha PIN Code | East Champaran | Chakia | Branch Office |
| 845413 | Katahariya PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | Koila Belwa PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | Kuawa PIN Code | East Champaran | Chakia | Branch Office |
| 845424 | Kunwar Dhekha PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | M B Ban PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | Madan Sirsiya PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | Madhopur Govind PIN Code | East Champaran | Chakia | Branch Office |
| 845406 | Madhopur Keso PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | Mahamada PIN Code | East Champaran | Chakia | Branch Office |
| 845406 | Nankardewa PIN Code | East Champaran | Chakia | Branch Office |
| 845406 | Narhar Panapur PIN Code | East Champaran | Chakia | Branch Office |
| 845424 | Naya Gaon PIN Code | East Champaran | Chakia | Branch Office |
| 845406 | Noniman PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | Pakari Dixit PIN Code | East Champaran | Chakia | Branch Office |
| 845413 | Parsauni Brit PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | Pipra Khem PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | Puran Chapra PIN Code | East Champaran | Chakia | Branch Office |
| 845406 | Salempur PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | Sawangia PIN Code | East Champaran | Chakia | Branch Office |
| 845413 | Shambhuchak PIN Code | East Champaran | Chakia | Branch Office |
| 845426 | Sirsia Ganesh PIN Code | East Champaran | Chakia | Branch Office |
| 845412 | Sital Pur PIN Code | East Champaran | Chakia | Branch Office |
| 845424 | Sundarpur PIN Code | East Champaran | Chakia | Branch Office |
| 845424 | Tajpur Patkhaulia PIN Code | East Champaran | Chakia | Branch Office |