'Port Costa' definitions:
Port Costa, CA -- U.S. Census Designated Place in California
From: Gazetteer 2000
Name :
Port Costa, CA -- U.S. Census Designated Place in California
Population (2000) :
232
Housing Units (2000) :
115
Land area (2000) :
0.678067 sq. miles (1.756185 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
0.678067 sq. miles (1.756185 sq. km)
FIPS code :
58226
Located within :
California (CA), FIPS 06
Location :
38.045987 N, 122.185246 W
ZIP Codes (1990) :
94569
Note :
some ZIP codes may be omitted esp. for suburbs.