'McDonough' definitions:

McDonough, GA -- U.S. city in Georgia

From: Gazetteer 2000
Name :
McDonough, GA -- U.S. city in Georgia
Population (2000) :
8493
Housing Units (2000) :
3234
Land area (2000) :
7.764425 sq. miles (20.109768 sq. km)
Water area (2000) :
0.040455 sq. miles (0.104778 sq. km)
Total area (2000) :
7.804880 sq. miles (20.214546 sq. km)
FIPS code :
48624
Located within :
Georgia (GA), FIPS 13
Location :
33.445037 N, 84.149043 W
Note :
some ZIP codes may be omitted esp. for suburbs.

McDonough -- U.S. County in Illinois

From: Gazetteer 2000
Name :
McDonough -- U.S. County in Illinois
Population (2000) :
32913
Housing Units (2000) :
13289
Land area (2000) :
589.270220 sq. miles (1526.202798 sq. km)
Water area (2000) :
0.750263 sq. miles (1.943173 sq. km)
Total area (2000) :
590.020483 sq. miles (1528.145971 sq. km)
Located within :
Illinois (IL), FIPS 17
Location :
40.472379 N, 90.670355 W