| # | Village / Locality | Post Office | PIN Code | Sub District | Type |
|---|---|---|---|---|---|
| 501 | Gaighatta | Jalki BO | 📍 855102 | Azamnagar | Branch Post Office |
| 502 | Gajhar | Pranpur BO | 📍 854116 | Pranpur | Branch Post Office |
| 503 | Gajna | Jalki BO | 📍 855102 | Azamnagar | Branch Post Office |
| 504 | Gamhar Gachhi | Sadapur BO | 📍 855113 | Kadwa | Branch Post Office |
| 505 | Ganesh Tola | Barsoighat SO | 📍 854317 | Barsoi | Post Office - PO |
| 506 | Ganganagar | Gauripur BO | 📍 854116 | Pranpur | Branch Post Office |
| 507 | Ganges River Milik Bahmotar Kash Chak | Manihari SO | 📍 854113 | Manihari | Post Office - PO |
| 508 | Ganjan | Gunjan BO | 📍 854317 | Barsoi | Branch Post Office |
| 509 | Garail | Kehunia BO | 📍 854116 | Pranpur | Branch Post Office |
| 510 | Garaila | Siktia BO | 📍 855113 | Azamnagar | Branch Post Office |
| 511 | Garalet | Sadapur BO | 📍 855113 | Kadwa | Branch Post Office |
| 512 | Garbhaili | Katihar HO | 📍 854105 | katihar | Head Post Office - H |
| 513 | Garh Kamat | Siktia BO | 📍 855113 | Azamnagar | Branch Post Office |
| 514 | Garhbaghua | Siktia BO | 📍 855113 | Azamnagar | Branch Post Office |
| 515 | Garhbainan | Siktia BO | 📍 855113 | Azamnagar | Branch Post Office |
| 516 | Garura | Siktia BO | 📍 855113 | Azamnagar | Branch Post Office |
| 517 | Gauripur | Gauripur BO | 📍 854116 | Amdabad | Branch Post Office |
| 518 | Gauripur | Mahadevpur SO Katihar | 📍 854116 | Pranpur | Post Office - PO |
| 519 | Genrabari | Korha SO | 📍 854108 | Korha | Post Office - PO |
| 520 | Gethaura | Chandpur BO | 📍 855105 | Kadwa | Branch Post Office |
| 521 | Ghasi Tola | Mansahi BO | 📍 854103 | Mansahi | Branch Post Office |
| 522 | Ghasiaghat | Dilli Diwanganj BO | 📍 854117 | Amdabad | Branch Post Office |
| 523 | Ghasipura | Telta BO | 📍 854317 | Balrampur | Branch Post Office |
| 524 | Ghatkakola | Sudhani RS BO | 📍 854317 | Balrampur | Branch Post Office |
| 525 | Ghisra | Chandpur BO | 📍 855105 | Kadwa | Branch Post Office |
| 526 | Ghoghaili | Dhena Bagchhata BO | 📍 854116 | Falka | Branch Post Office |
| 527 | Ghoghaili Milik | Dhena Bagchhata BO | 📍 854116 | Falka | Branch Post Office |
| 528 | Ghoghra | Dandkhora BO | 📍 855114 | Dandkhora | Branch Post Office |
| 529 | Ghoradiha | Bathna BO | 📍 854317 | Barsoi | Branch Post Office |
| 530 | Ghordah | Arihiana BO | 📍 855114 | Azamnagar | Branch Post Office |
| 531 | Gidaul | Kehunia BO | 📍 854116 | Pranpur | Branch Post Office |
| 532 | Gidaul | Belbari BO | 📍 855113 | Azamnagar | Branch Post Office |
| 533 | Giddha | Sujapur BO | 📍 854115 | Barari | Branch Post Office |
| 534 | Giriawan | Morsanda BO | 📍 854108 | Falka | Branch Post Office |
| 535 | Goaltoli | Gaualtoli BO | 📍 855102 | Barsoi | Branch Post Office |
| 536 | Gobind Nagar | Bakharganj BO | 📍 854113 | Amdabad | Branch Post Office |
| 537 | Gobindpur | Amdabad SO | 📍 854112 | Amdabad | Post Office - PO |
| 538 | Gobindpur | Bakharganj BO | 📍 854113 | Amdabad | Branch Post Office |
| 539 | Gobindpur | Salepur BO | 📍 854114 | Falka | Branch Post Office |
| 540 | Gobindpur | Barsoighat SO | 📍 854317 | Barsoi | Post Office - PO |
| 541 | Gobindpur | Bathna BO | 📍 854317 | Barsoi | Branch Post Office |
| 542 | Gobindpur | Rautara BO | 📍 854337 | Mansahi | Branch Post Office |
| 543 | Gobindpur | Salmari SO | 📍 855113 | Kadwa | Post Office - PO |
| 544 | Gobrahi Diara | Jarlahi BO | 📍 854104 | Kursela | Branch Post Office |
| 545 | Gogra | Belbari BO | 📍 855113 | Azamnagar | Branch Post Office |
| 546 | Gogra Tola | Durgaganj SO | 📍 855105 | katihar | Post Office - PO |
| 547 | Gojhwat | Belbari BO | 📍 855113 | Azamnagar | Branch Post Office |
| 548 | Golhanda | Barsoighat SO | 📍 854317 | Barsoi | Post Office - PO |
| 549 | Gondhra | Gunjan BO | 📍 854317 | Barsoi | Branch Post Office |
| 550 | Googachhi | Manihari SO | 📍 854113 | Manihari | Post Office - PO |