| Village | Birnanwan |
| Block | Warisaliganj |
| District | Nawada |
| State | Bihar |
| Country | India |
| Continent | Asia |
| Time Zone | IST ( UTC + 05:30) |
| Currency | Indian Rupee ( INR ) |
| Dialing Code | +91 |
| Date format | dd/mm/yyyy |
| Driving side | left |
| Internet cTLD | in |
| Language | Hindi,Urdu |
| Time difference | -9 minutes |
| Latitude | 25.5538419 |
| Longitude | 84.6664542 |
Birnanwan is a village panchayat located in the Nawada district of Bihar state,India. The latitude 25.5538419 and longitude 84.6664542 are the geocoordinate of the Birnanwan.
The surrounding nearby villages and its distance from Birnanwan are Warisaliganj , Shahpur , Baghi Bardiha , Manjaur , Saur , Makanpur , Thera , Paingari , Kutri , Mohiuddinpur , Kochgawan , Apsand , Dosut , Hajipur , Chakwai , Mosama .
The native language of Birnanwan is Hindi,Urdu and most of the village people speak Hindi,Urdu. Birnanwan people use Hindi,Urdu language for communication.
Birnanwan village is located in the UTC 5.30 time zone and it follows indian standard time(IST). Birnanwan sun rise time varies -9 minutes from IST. The vehicle driving side in Birnanwan is left, all vehicles should take left side during driving. Birnanwan people are using its national currency which is Indian Rupee and its internationl currency code is INR. Birnanwan phones and mobiles can be accesed by adding the indian country dialing code +91 from abroad. Birnanwan people are following the dd/mm/yyyy date format in day-to-day life. Birnanwan domain name extension( cTLD) is .in .