| Office Name | Kahalgaon S.O |
| Pincodes | 813203 |
| Area | Kahalgaon |
| Office Status | Sub Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Bhagalpur |
| State | Bihar |
| Telephone No. | 06429-222202 |
| Office Name | Kahariah B.O |
| Pincodes | 853204 |
| Area | Kahariah |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Katihar |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kahua B.O |
| Pincodes | 813221 |
| Area | Kahua |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Munger |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kairee B.O |
| Pincodes | 813104 |
| Area | Kairee |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Banka |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kajhia B.O |
| Pincodes | 813103 |
| Area | Kajhia |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Banka |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kajraili B.O |
| Pincodes | 812005 |
| Area | Kajraili |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Bhagalpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kakwara B.O |
| Pincodes | 813103 |
| Area | Kakwara |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Banka |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kalgigaj B.O |
| Pincodes | 813203 |
| Area | Kalgigaj |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Bhagalpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kaliprasad B.O |
| Pincodes | 813209 |
| Area | Kaliprasad |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Bhagalpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kaluchak Bispuria B.O |
| Pincodes | 853202 |
| Area | Kaluchak Bispuria |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Bhagalpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kamargame B.O |
| Pincodes | 813221 |
| Area | Kamargame |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Banka |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kamdeodih B.O |
| Pincodes | 813106 |
| Area | Kamdeodih |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Banka |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kamdeopur B.O |
| Pincodes | 813101 |
| Area | Kamdeopur |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Banka |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kamlakund B.O |
| Pincodes | 853205 |
| Area | Kamlakund |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Bhagalpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kandhar B.O |
| Pincodes | 813106 |
| Area | Kandhar |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Banka |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kandnar B.O |
| Pincodes | 813101 |
| Area | Kandnar |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Banka |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Kapsona B.O |
| Pincodes | 813108 |
| Area | Kapsona |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Bhagalpur |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Karaharia B.O |
| Pincodes | 813201 |
| Area | Karaharia |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Munger |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Karanjha B.O |
| Pincodes | 813207 |
| Area | Karanjha |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Banka |
| State | Bihar |
| Telephone No. | Na |
| Office Name | Karia B.O |
| Pincodes | 813204 |
| Area | Karia |
| Office Status | Branch Post Office |
| Postal Circle | Bihar |
| Postal Division | Bhagalpur |
| Postal Region | Patna Hq |
| District | Bhagalpur |
| State | Bihar |
| Telephone No. | Na |