Aspen Hill, MD (CDP, FIPS 02825)
Location: (39.088525, -77.080267)
Population (2000): 50,228 (18,565 housing units)
Area: 10.465826 sq mi (land), 0.059648 sq mi (water)
Zip code(s): 20906

Aspen Park, CO (CDP, FIPS 03730)
Location: (39.540681, -105.300762)
Population (2000): 874 (341 housing units)
Area: 2.351253 sq mi (land), 0.000000 sq mi (water)

Colorado City, AZ (town, FIPS 14870)
Location: (36.989580, -112.978044)
Population (2000): 3,334 (457 housing units)
Area: 10.508257 sq mi (land), 0.008731 sq mi (water)
Zip code(s): 86021

Colorado City, TX (city, FIPS 16120)
Location: (32.396163, -100.862137)
Population (2000): 4,281 (2,076 housing units)
Area: 5.290236 sq mi (land), 0.000000 sq mi (water)
Zip code(s): 79512

Colorado City, TX (CCD, FIPS 33590795)
Location: (32.396163, -100.862137)
Population (2000): 7,754 (2,731 housing units)
Area: 144.920405 sq mi (land), 2.316163 sq mi (water)
Zip code(s): 79512

Colorado City, CO (CDP, FIPS 15935)
Location: (37.945237, -104.840885)
Population (2000): 2,018 (845 housing units)
Area: 34.476817 sq mi (land), 0.081886 sq mi (water)

Aspen, CO (city, FIPS 03620)
Location: (39.192297, -106.824470)
Population (2000): 5,914 (4,354 housing units)
Area: 3.529800 sq mi (land), 0.000000 sq mi (water)
Zip code(s): 81611

Aspen, CO (CCD, FIPS 09790171)
Location: (39.205969, -106.814250)
Population (2000): 8,593 (6,162 housing units)
Area: 502.406532 sq mi (land), 2.068297 sq mi (water)
Zip code(s): 81611

Arroyo Colorado Estates, TX (CDP, FIPS 04174)
Location: (26.184552, -97.610564)
Population (2000): 755 (200 housing units)
Area: 1.095910 sq mi (land), 0.000000 sq mi (water)

Colorado Springs, CO (CCD, FIPS 04190741)
Location: (38.860643, -104.793372)
Population (2000): 352,176 (145,757 housing units)
Area: 137.540004 sq mi (land), 0.376225 sq mi (water)
Zip code(s): 80903, 80904, 80905, 80906, 80907, 80908, 80909, 80910, 80911, 80915, 80916, 80917, 80918, 80919, 80920, 80921, 80922, 80925, 80926, 80928, 80929, 80930

Colorado Springs, CO (city, FIPS 16000)
Location: (38.863443, -104.791914)
Population (2000): 360,890 (148,690 housing units)
Area: 185.744824 sq mi (land), 0.389903 sq mi (water)
Zip code(s): 80903, 80904, 80905, 80906, 80907, 80908, 80909, 80910, 80911, 80915, 80916, 80917, 80918, 80919, 80920, 80921, 80922, 80925, 80926, 80928, 80929, 80930

Colorado, TX (County, FIPS 089)
Location: (29.639363, -96.540482)
Population (2000): 20,390 (9,431 housing units)
Area: 962.950253 sq mi (land), 10.644025 sq mi (water)

Colorado, KS (township, FIPS 10515000)
Location: (39.014457, -97.982419)
Population (2000): 340 (150 housing units)
Area: 35.998741 sq mi (land), 0.006702 sq mi (water)

Colorado City-Rye, CO (CCD, FIPS 10190722)
Location: (37.944167, -104.862488)
Population (2000): 3,908 (1,956 housing units)
Area: 263.294350 sq mi (land), 0.085063 sq mi (water)

Little Colorado, AZ (CCD, FIPS 01791989)
Location: (34.905064, -110.411911)
Population (2000): 17,620 (6,408 housing units)
Area: 1766.299499 sq mi (land), 3.558440 sq mi (water)