U.S. Gazetteer Counties (2000):

O'Brien -- U.S. County in Iowa
   Population (2000):    15102
   Housing Units (2000): 6509
   Land area (2000):     573.078149 sq. miles (1484.265528 sq. km)
   Water area (2000):    0.171193 sq. miles (0.443388 sq. km)
   Total area (2000):    573.249342 sq. miles (1484.708916 sq. km)
   Located within:       Iowa (IA), FIPS 19
   Location:             43.090091 N, 95.639384 W
   Headwords:
    O'Brien
    O'Brien, IA
    O'Brien County
    O'Brien County, IA


U.S. Gazetteer Places (2000):

O'Brien, TX -- U.S. city in Texas
   Population (2000):    132
   Housing Units (2000): 71
   Land area (2000):     0.503577 sq. miles (1.304258 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.503577 sq. miles (1.304258 sq. km)
   FIPS code:            53304
   Located within:       Texas (TX), FIPS 48
   Location:             33.379922 N, 99.841812 W
   ZIP Codes (1990):
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    O'Brien, TX
    O'Brien