Udakishanganj STD Code
| City | Udakishanganj |
| STD Code | 06479 |
| District | Saharsa |
| State | Bihar |
STD Code of Udakishanganj is 06479. This city is located in Saharsa district of Bihar state in India. To call landline phones of Udakishanganj, you must add 06479 before the number.