WordNet (r) 3.0 (2006):

center line
    n 1: a line that bisects a plane figure [syn: centerline,
         center line]

U.S. Gazetteer Places (2000):

Center Line, MI -- U.S. city in Michigan
   Population (2000):    8531
   Housing Units (2000): 3916
   Land area (2000):     1.736571 sq. miles (4.497697 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    1.736571 sq. miles (4.497697 sq. km)
   FIPS code:            14320
   Located within:       Michigan (MI), FIPS 26
   Location:             42.479137 N, 83.024494 W
   ZIP Codes (1990):     48015
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Center Line, MI
    Center Line