| Village | Chilahnia |
| Block | Terhagachh |
| District | Kishanganj |
| 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 | -18 minutes |
| Latitude | 25.6703035 |
| Longitude | 86.9348145 |
Chilahnia is a village panchayat located in the Kishanganj district of Bihar state,India. The latitude 25.6703035 and longitude 86.9348145 are the geocoordinate of the Chilahnia.
The surrounding nearby villages and its distance from Chilahnia are Jhala , Baigna , Dak Pokhar , Matyari , Hawakol , Haatgaon , Terhagachh , Bhorha , Khaniabad , Kaalpeer , Dhabeli , Jhun Ki Musahra .
The native language of Chilahnia is Hindi,Urdu and most of the village people speak Hindi,Urdu. Chilahnia people use Hindi,Urdu language for communication.
Chilahnia village is located in the UTC 5.30 time zone and it follows indian standard time(IST). Chilahnia sun rise time varies -18 minutes from IST. The vehicle driving side in Chilahnia is left, all vehicles should take left side during driving. Chilahnia people are using its national currency which is Indian Rupee and its internationl currency code is INR. Chilahnia phones and mobiles can be accesed by adding the indian country dialing code +91 from abroad. Chilahnia people are following the dd/mm/yyyy date format in day-to-day life. Chilahnia domain name extension( cTLD) is .in .