'Markham, IL' definitions:

Markham, IL -- U.S. city in Illinois

From: Gazetteer 2000
Name :
Markham, IL -- U.S. city in Illinois
Population (2000) :
12620
Housing Units (2000) :
4019
Land area (2000) :
5.213615 sq. miles (13.503201 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
5.213615 sq. miles (13.503201 sq. km)
FIPS code :
47007
Located within :
Illinois (IL), FIPS 17
Location :
41.597467 N, 87.691570 W
ZIP Codes (1990) :
60426
Note :
some ZIP codes may be omitted esp. for suburbs.