23 PIN codes
| PIN code | Post offices | Taluk / tehsil |
|---|---|---|
| 813209 | Bakiadiara Bo | – |
| 853204 | Katariya | – |
| 854101 | Ayodhyaganj Bazar So, Balthi Maheshpur Bo, Chandpur Bo and 9 more | – |
| 854103 | Daharia Molls So, Kumaripur Bo, Mansahi Bo and 2 more | – |
| 854104 | Gurubazar So, Bakia Bo, Bhais Diara Bo and 17 more | – |
| 854105 | Katihar Ho, Katihar Bara Bazar So, Katihar Colony So and 1 more | – |
| 854106 | Katihar Bmp Camp So, B Simaria Bo, Dalan Bo and 2 more | – |
| 854107 | Katihar Mill So, Belwa Bo, Budh Nagar Bo and 5 more | – |
| 854108 | Korha So, Bhatwara Bo, Dhanetha Bo and 4 more | – |
| 854109 | Katihar Court So | – |
| 854110 | Morsanda S.O | – |
| 854112 | Amdabad So, Bairia B.O, Bakharganj Bo and 6 more | – |
| 854113 | Manihari So, Bndiara Bo, Dilarpur Bo and 8 more | – |
| 854114 | Pothia So, Bareta Bo, Basantpur Bo and 5 more | – |
| 854115 | Semapur Factory So, Bansgarha Bo, Bhbhir Bo and 5 more | – |
| 854116 | Mahadevpur So Katihar, Baina Bo, Bastaul Bo and 9 more | – |
| 854117 | Rosna So, Dilli Diwanganj Bo, Neema Bo | – |
| 854317 | Barsoighat So, Ajhrail Bo, B Balrampur Bo and 21 more | – |
| 854337 | Rautara Bo | – |
| 855102 | Barsoi So, Awadpur Bo, Chhoghra Bo and 11 more | – |
| 855105 | Durgaganj So, Babhani Bo, Bharri Bo and 5 more | – |
| 855113 | Salmari So, Azamnagar Bo, Balia Belon Bo and 11 more | – |
| 855114 | Sonaili So, Arihana Bo, Bijaili Bo and 5 more | – |
Bank branches and IFSC codes in Katihar district 20 banks, 61 branches in the branch list. Listed by district, not by PIN code.
