Joshua 21:38

Gad : the tribe of Israel descended from Gad, the son of Jacob,the man; the son of Jacob and Zilpah,the tribe of Gad in Israel,a prophet and long time advisor to King David

Gilead : a mountainous region east of the Jordan & north of the Arnon to Hermon,son of Machir son of Manasseh; founder of the clan of Gilead,father of Jephthah the judge,son of Michael of the tribe of Gad
(32° 2´, 35° 43´)

Mahanaim : a town of Gad 6 km east of Succoth
(32° 12´, 35° 37´)

Ramoth : a city of refuge in Gad (Gilead) given to the Merarites,a town of Simeon possibly 32 km east of Beersheba,a town in Issachar
(32° 33´, 35° 19´); (32° 2´, 35° 44´); (32° 33´, 36° 0´)