'Potomac' definitions:

Definition of 'Potomac'

(from WordNet)
noun
A river in the east central United States; rises in West Virginia in the Appalachian Mountains and flows eastward, forming the boundary between Maryland and Virginia, to the Chesapeake Bay [syn: Potomac, Potomac River]
noun
Term sometimes used to refer to Washington, D.C.

Potomac, IL -- U.S. village in Illinois

From: Gazetteer 2000
Name :
Potomac, IL -- U.S. village in Illinois
Population (2000) :
681
Housing Units (2000) :
277
Land area (2000) :
0.483486 sq. miles (1.252222 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
0.483486 sq. miles (1.252222 sq. km)
FIPS code :
61366
Located within :
Illinois (IL), FIPS 17
Location :
40.306351 N, 87.799987 W
ZIP Codes (1990) :
61865
Note :
some ZIP codes may be omitted esp. for suburbs.

Potomac, MD -- U.S. Census Designated Place in Maryland

From: Gazetteer 2000
Name :
Potomac, MD -- U.S. Census Designated Place in Maryland
Population (2000) :
44822
Housing Units (2000) :
15960
Land area (2000) :
25.177686 sq. miles (65.209904 sq. km)
Water area (2000) :
1.378819 sq. miles (3.571125 sq. km)
Total area (2000) :
26.556505 sq. miles (68.781029 sq. km)
FIPS code :
63300
Located within :
Maryland (MD), FIPS 24
Location :
39.022694 N, 77.186423 W
ZIP Codes (1990) :
20854
Note :
some ZIP codes may be omitted esp. for suburbs.