black rock

from U.S. Gazetteer (1990)

Black Rock, AR (city, FIPS 6700)
  Location: 36.10638 N, 91.10863 W
  Population (1990): 736 (358 housing units)
  Area: 8.5 sq km (land), 0.4 sq km (water)
  Zip code(s): 72415
Black Rock, NM (CDP, FIPS 7670)
  Location: 35.08601 N, 108.79001 W
  Population (1990): 858 (244 housing units)
  Area: 2.0 sq km (land), 0.0 sq km (water)

from U.S. Gazetteer Places (2000)

Black Rock, AR -- U.S. city in Arkansas
   Population (2000):    717
   Housing Units (2000): 334
   Land area (2000):     3.280465 sq. miles (8.496365 sq. km)
   Water area (2000):    0.150414 sq. miles (0.389571 sq. km)
   Total area (2000):    3.430879 sq. miles (8.885936 sq. km)
   FIPS code:            06700
   Located within:       Arkansas (AR), FIPS 05
   Location:             36.107794 N, 91.098913 W
   ZIP Codes (1990):     72415
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Black Rock, AR
    Black Rock

from U.S. Gazetteer Places (2000)

Black Rock, NM -- U.S. Census Designated Place in New Mexico
   Population (2000):    1252
   Housing Units (2000): 349
   Land area (2000):     1.691682 sq. miles (4.381436 sq. km)
   Water area (2000):    0.058163 sq. miles (0.150641 sq. km)
   Total area (2000):    1.749845 sq. miles (4.532077 sq. km)
   FIPS code:            07670
   Located within:       New Mexico (NM), FIPS 35
   Location:             35.084625 N, 108.790095 W
   ZIP Codes (1990):    
   Note: some ZIP codes may be omitted esp. for suburbs.
   Headwords:
    Black Rock, NM
    Black Rock