'Oakland, PA' definitions:

Oakland, PA -- U.S. Census Designated Place in Pennsylvania

From: Gazetteer 2000
Name :
Oakland, PA -- U.S. Census Designated Place in Pennsylvania
Population (2000) :
1516
Housing Units (2000) :
656
Land area (2000) :
0.916932 sq. miles (2.374844 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
0.916932 sq. miles (2.374844 sq. km)
FIPS code :
56000
Located within :
Pennsylvania (PA), FIPS 42
Location :
40.990795 N, 80.362675 W
ZIP Codes (1990) :
15213
Note :
some ZIP codes may be omitted esp. for suburbs.

Oakland, PA -- U.S. borough in Pennsylvania

From: Gazetteer 2000
Name :
Oakland, PA -- U.S. borough in Pennsylvania
Population (2000) :
622
Housing Units (2000) :
248
Land area (2000) :
0.452657 sq. miles (1.172377 sq. km)
Water area (2000) :
0.042992 sq. miles (0.111348 sq. km)
Total area (2000) :
0.495649 sq. miles (1.283725 sq. km)
FIPS code :
56008
Located within :
Pennsylvania (PA), FIPS 42
Location :
41.949506 N, 75.608428 W
ZIP Codes (1990) :
15213
Note :
some ZIP codes may be omitted esp. for suburbs.