Genesis 10:10

Accad : a city of northern Babylonia (OS)
(33° 5´, 44° 7´)

Babel : members of the nation of Babylon
(32° 32´, 44° 25´); (32° 32´, 44° 25´); (32° 32´, 44° 25´); (30° 57´, 46° 6´)

Calneh : a town of Syria about 25 km NE of Aleppo (OS)
(32° 7´, 45° 13´)

Erech : a town in Lower Mesopotamia on the Euphrates River
(32° 19´, 45° 38´)

Shinar : a region including Babylonia and Babel, Erech, and Accad (OS)
(32° 32´, 44° 25´)

Genesis 49:3

Reuben : the tribe of Reuben