| Village | Koromiyan |
| Block | Thethaitanger |
| District | Simdega |
| State | Jharkhand |
| 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,Santali, Bengali |
| Time difference | -12 minutes |
| Latitude | 23.36 |
| Longitude | 85.33 |
Koromiyan is a village panchayat located in the Simdega district of Jharkhand state,India. The latitude 23.36 and longitude 85.33 are the geocoordinate of the Koromiyan.
The surrounding nearby villages and its distance from Koromiyan are Rajabasa , Baghchatta , Bombalkera , Dumaki , Ghutbahar , Joram , Kerya , Konmenjara , Konpala , Meromdega , Paikpara , Taraboga , Thethaitanger , Tukupani .
The native language of Koromiyan is Hindi,Santali, Bengali and most of the village people speak Hindi,Santali, Bengali. Koromiyan people use Hindi,Santali, Bengali language for communication.
Koromiyan village is located in the UTC 5.30 time zone and it follows indian standard time(IST). Koromiyan sun rise time varies -12 minutes from IST. The vehicle driving side in Koromiyan is left, all vehicles should take left side during driving. Koromiyan people are using its national currency which is Indian Rupee and its internationl currency code is INR. Koromiyan phones and mobiles can be accesed by adding the indian country dialing code +91 from abroad. Koromiyan people are following the dd/mm/yyyy date format in day-to-day life. Koromiyan domain name extension( cTLD) is .in .