The town of Thethaitangar is situated in Simdega District
. It is about 11 km south of Simdega
and 16 km north of Raiboga.
Prominent places in the neighbourhood are Bansjor, Lachmipos and Jaldega. The black Bengal goat farm at Bolba is around 18 km west.
Bano Railway Station and Ranchi Airport are the nearest railhead and airport respectively. National Highway 23 passes through Thethaitangar.