| Village | Dem |
| Block | Pistana |
| District | Lower Subansiri |
| State | Arunachal Pradesh |
| 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 | English |
| Time difference | -45 minutes |
| Latitude | 27.14 |
| Longitude | 93.61 |
Dem is a village panchayat located in the Lower Subansiri district of Arunachal-Pradesh state,India. The latitude 27.14 and longitude 93.61 are the geocoordinate of the Dem.
The surrounding nearby villages and its distance from Dem are Ambam , Belo , Deed , Kugi Tago , Neelam , Pania , Pistana , Radhpu , Seya , Shally , Sitho , Yoglu .
The native language of Dem is English and most of the village people speak English. Dem people use English language for communication.
Dem village is located in the UTC 5.30 time zone and it follows indian standard time(IST). Dem sun rise time varies -45 minutes from IST. The vehicle driving side in Dem is left, all vehicles should take left side during driving. Dem people are using its national currency which is Indian Rupee and its internationl currency code is INR. Dem phones and mobiles can be accesed by adding the indian country dialing code +91 from abroad. Dem people are following the dd/mm/yyyy date format in day-to-day life. Dem domain name extension( cTLD) is .in .