WordNet (r) 3.0 (2006):

arco
    adj 1: (of instruments in the violin family) to be played with
           the bow

U.S. Gazetteer Places (2000):

Arco, ID -- U.S. city in Idaho
   Population (2000):    1026
   Housing Units (2000): 505
   Land area (2000):     0.881492 sq. miles (2.283054 sq. km)
   Water area (2000):    0.000000 sq. miles (0.000000 sq. km)
   Total area (2000):    0.881492 sq. miles (2.283054 sq. km)
   FIPS code:            03160
   Located within:       Idaho (ID), FIPS 16
   Location:             43.634632 N, 113.301323 W
   ZIP Codes (1990):     83213
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Arco, ID
    Arco


U.S. Gazetteer Places (2000):

Arco, MN -- U.S. city in Minnesota
   Population (2000):    100
   Housing Units (2000): 51
   Land area (2000):     0.647021 sq. miles (1.675776 sq. km)
   Water area (2000):    0.120835 sq. miles (0.312961 sq. km)
   Total area (2000):    0.767856 sq. miles (1.988737 sq. km)
   FIPS code:            01972
   Located within:       Minnesota (MN), FIPS 27
   Location:             44.383342 N, 96.183264 W
   ZIP Codes (1990):     56113
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Arco, MN
    Arco