The Collaborative International Dictionary of English v.0.48:

Bristol \Bris"tol\, n.
   A seaport city in the west of England.
   [1913 Webster]

   Bristol board, a kind of fine pasteboard, made with a
      smooth but usually unglazed surface.

   Bristol brick, a brick of siliceous matter used for
      polishing cultery; -- originally manufactured at Bristol.


   Bristol stone, rock crystal, or brilliant crystals of
      quartz, found in the mountain limestone near Bristol, and
      used in making ornaments, vases, etc. When polished, it is
      called Bristol diamond.
      [1913 Webster]

U.S. Gazetteer (1990):

Bristol, CO
  Zip code(s): 81028
Bristol, CT (city, FIPS 8420)
  Location: 41.68120 N, 72.94102 W
  Population (1990): 60640 (24989 housing units)
  Area: 68.7 sq km (land), 0.9 sq km (water)
  Zip code(s): 06010
Bristol, FL (city, FIPS 8600)
  Location: 30.42026 N, 84.97894 W
  Population (1990): 937 (421 housing units)
  Area: 5.6 sq km (land), 0.0 sq km (water)
  Zip code(s): 32321
Bristol, GA
  Zip code(s): 31518
Bristol, IL
  Zip code(s): 60512
Bristol, IN (town, FIPS 7750)
  Location: 41.72095 N, 85.81941 W
  Population (1990): 1133 (510 housing units)
  Area: 6.2 sq km (land), 0.3 sq km (water)
  Zip code(s): 46507
Bristol, ME
  Zip code(s): 04539
Bristol, NH (CDP, FIPS 7620)
  Location: 43.60046 N, 71.74544 W
  Population (1990): 1483 (945 housing units)
  Area: 12.3 sq km (land), 0.1 sq km (water)
  Zip code(s): 03222
Bristol, PA (borough, FIPS 8760)
  Location: 40.10165 N, 74.85315 W
  Population (1990): 10405 (4137 housing units)
  Area: 4.5 sq km (land), 0.6 sq km (water)
Bristol, RI (CDP, FIPS 9460)
  Location: 41.67775 N, 71.27432 W
  Population (1990): 21625 (7959 housing units)
  Area: 26.2 sq km (land), 27.3 sq km (water)
  Zip code(s): 02809
Bristol, SD (city, FIPS 7300)
  Location: 45.34665 N, 97.74896 W
  Population (1990): 419 (208 housing units)
  Area: 1.4 sq km (land), 0.0 sq km (water)
Bristol, TN (city, FIPS 8540)
  Location: 36.56779 N, 82.19736 W
  Population (1990): 23421 (10403 housing units)
  Area: 54.3 sq km (land), 0.3 sq km (water)
  Zip code(s): 37620
Bristol, VA (city, FIPS 520)
  Location: 36.61322 N, 82.16810 W
  Population (1990): 18426 (8174 housing units)
  Area: 30.0 sq km (land), 0.0 sq km (water)
Bristol, VA (city, FIPS 9816)
  Location: 36.61322 N, 82.16810 W
  Population (1990): 18426 (8174 housing units)
  Area: 30.0 sq km (land), 0.0 sq km (water)
  Zip code(s): 24201
Bristol, VT (village, FIPS 8950)
  Location: 44.13654 N, 73.08093 W
  Population (1990): 1801 (720 housing units)
  Area: 2.2 sq km (land), 0.0 sq km (water)
  Zip code(s): 05443
Bristol, WI
  Zip code(s): 53104
Bristol, WV
  Zip code(s): 26332