Numbers 32:1

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´)

Jazer : a town on the east side of the Jordan
(31° 56´, 35° 43´)

Reuben : the tribe of Reuben

Numbers 32:3

Ataroth : a town on the border of Ephraim and Benjamin (OS)
(31° 36´, 35° 42´); (31° 51´, 35° 7´); (31° 51´, 35° 7´)

Beon : a town of Reuben, east of the Jordan
(31° 40´, 35° 44´)

Dibon : a town in Moab near where Israel encamped,a town in the Negeb of southeastern Judah
(31° 29´, 35° 46´); (31° 11´, 34° 58´); (31° 11´, 34° 58´)

Elealeh : a town on the east side of Jordan
(31° 48´, 35° 49´)

Heshbon : a town of south-eastern Judah
(31° 48´, 35° 48´); (31° 12´, 34° 56´)

Jazer : a town on the east side of the Jordan
(31° 56´, 35° 43´)

Nebo : a town in Moab (on the east side of the Jordan),a mountain in Reuben, 15 km east of the mouth of the Jordan River,a town in Judah (IBD).,the Babylonian deity Nabu, son of Bel (Marduk),the forefather of some men who put away their heathen wives
(31° 44´, 35° 44´); (31° 36´, 35° 2´)

Nimrah : a town in Gad east of the Jordan
(31° 54´, 35° 37´); (31° 54´, 35° 37´)

Sebam : a town of Reuben near Heshbon
(31° 48´, 35° 46´); (31° 48´, 35° 46´)