'Onaka' definitions:
Onaka, SD -- U.S. town in South Dakota
From: Gazetteer 2000
Name :
Onaka, SD -- U.S. town in South Dakota
Population (2000) :
30
Housing Units (2000) :
25
Land area (2000) :
0.272480 sq. miles (0.705721 sq. km)
Water area (2000) :
0.000000 sq. miles (0.000000 sq. km)
Total area (2000) :
0.272480 sq. miles (0.705721 sq. km)
FIPS code :
46980
Located within :
South Dakota (SD), FIPS 46
Location :
45.192560 N, 99.466932 W
ZIP Codes (1990) :
57466
Note :
some ZIP codes may be omitted esp. for suburbs.