| Village | Kaiyar |
| Block | Islamnagar Aliganj |
| District | Jamui |
| 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 | -15 minutes |
| Latitude | 24.899721 |
| Longitude | 86.225907 |
Kaiyar is a village panchayat located in the Jamui district of Bihar state,India. The latitude 24.899721 and longitude 86.225907 are the geocoordinate of the Kaiyar.
The surrounding nearby villages and its distance from Kaiyar are Darkha , Arha , Islamnagar Aliganj , Abgilla Chaurasa , Kaitha , Mirgaganj , Sahora , Aliganj , Din Nager , Islamnagar , Kodwaria , Kolhana , Pursunda .
The native language of Kaiyar is Hindi,Urdu and most of the village people speak Hindi,Urdu. Kaiyar people use Hindi,Urdu language for communication.
Kaiyar village is located in the UTC 5.30 time zone and it follows indian standard time(IST). Kaiyar sun rise time varies -15 minutes from IST. The vehicle driving side in Kaiyar is left, all vehicles should take left side during driving. Kaiyar people are using its national currency which is Indian Rupee and its internationl currency code is INR. Kaiyar phones and mobiles can be accesed by adding the indian country dialing code +91 from abroad. Kaiyar people are following the dd/mm/yyyy date format in day-to-day life. Kaiyar domain name extension( cTLD) is .in .