Rajdhanwar STD Code
| City | Rajdhanwar |
| STD Code | 06554 |
| District | Hazaribagh |
| State | Bihar |
STD Code of Rajdhanwar is 06554. This city is located in Hazaribagh district of Bihar state in India. To call landline phones of Rajdhanwar, you must add 06554 before the number.