| Village | Jamna |
| Block | Labpur |
| District | Birbhum |
| State | West Bengal |
| 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 | Bengali, English, Nepali, Urdu |
| Time difference | -24 minutes |
| Latitude | 22.57 |
| Longitude | 88.36 |
Jamna is a village panchayat located in the Birbhum district of West-Bengal state,India. The latitude 22.57 and longitude 88.36 are the geocoordinate of the Jamna.
The surrounding nearby villages and its distance from Jamna are Dwaraka , Bipratikuri , Chauhatta - Mahodari - I , Chauhatta - Mahodari - II , Hatia , Indus , Kurunnahar , Labpur , Labpur - I , Labpur - II , Thiba .
The native language of Jamna is Bengali, English, Nepali, Urdu and most of the village people speak Bengali, English, Nepali, Urdu. Jamna people use Bengali, English, Nepali, Urdu language for communication.
Jamna village is located in the UTC 5.30 time zone and it follows indian standard time(IST). Jamna sun rise time varies -24 minutes from IST. The vehicle driving side in Jamna is left, all vehicles should take left side during driving. Jamna people are using its national currency which is Indian Rupee and its internationl currency code is INR. Jamna phones and mobiles can be accesed by adding the indian country dialing code +91 from abroad. Jamna people are following the dd/mm/yyyy date format in day-to-day life. Jamna domain name extension( cTLD) is .in .