| Village | Ondalajhar |
| Block | Pub-mangaldai |
| District | Darrang |
| State | Assam |
| 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 | Assamese, Bengali, Bodo |
| Time difference | -38 minutes |
| Latitude | 26.11 |
| Longitude | 91.83 |
Ondalajhar is a village panchayat located in the Darrang district of Assam state,India. The latitude 26.11 and longitude 91.83 are the geocoordinate of the Ondalajhar.
The surrounding nearby villages and its distance from Ondalajhar are Puthimari , Dhula , Abhaypukhuri , Balabari , Bandia , Bhakatpara , Chowlkhowa , Khataniapara , Moamari , Ozagaon .
The native language of Ondalajhar is Assamese, Bengali, Bodo and most of the village people speak Assamese, Bengali, Bodo. Ondalajhar people use Assamese, Bengali, Bodo language for communication.
Ondalajhar village is located in the UTC 5.30 time zone and it follows indian standard time(IST). Ondalajhar sun rise time varies -38 minutes from IST. The vehicle driving side in Ondalajhar is left, all vehicles should take left side during driving. Ondalajhar people are using its national currency which is Indian Rupee and its internationl currency code is INR. Ondalajhar phones and mobiles can be accesed by adding the indian country dialing code +91 from abroad. Ondalajhar people are following the dd/mm/yyyy date format in day-to-day life. Ondalajhar domain name extension( cTLD) is .in .