WordNet (r) 3.0 (2006):

Johannesburg
    n 1: city in the northeastern part of South Africa near
         Pretoria; commercial center for diamond and gold industries

U.S. Gazetteer Places (2000):

Johannesburg, CA -- U.S. Census Designated Place in California
   Population (2000):    176
   Housing Units (2000): 133
   Land area (2000):     2.445268 sq. miles (6.333215 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    2.445268 sq. miles (6.333215 sq. km)
   FIPS code:            37400
   Located within:       California (CA), FIPS 06
   Location:             35.369564 N, 117.638983 W
   ZIP Codes (1990):     93528
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Johannesburg, CA
    Johannesburg