'Johnston City, IL' definitions:

Johnston City, IL -- U.S. city in Illinois

From: Gazetteer 2000
Name :
Johnston City, IL -- U.S. city in Illinois
Population (2000) :
3557
Housing Units (2000) :
1745
Land area (2000) :
1.953386 sq. miles (5.059247 sq. km)
Water area (2000) :
0.057888 sq. miles (0.149929 sq. km)
Total area (2000) :
2.011274 sq. miles (5.209176 sq. km)
FIPS code :
38544
Located within :
Illinois (IL), FIPS 17
Location :
37.820747 N, 88.927529 W
ZIP Codes (1990) :
62951
Note :
some ZIP codes may be omitted esp. for suburbs.