National City, CA (city, FIPS 50398) Location: 32.66605 N, 117.09850 W
Population (1990): 54249 (15243 housing units)
Area: 19.6 sq km (land), 4.4 sq km (water)
Zip code(s): 91950

National City, MI Zip code(s): 48748

National Park, NJ (borough, FIPS 49680) Location: 39.86800 N, 75.18615 W
Population (1990): 3413 (1145 housing units)
Area: 2.6 sq km (land), 1.1 sq km (water)
Zip code(s): 08063

National City, IL (village, FIPS 51752) Location: 38.64840 N, 90.14992 W
Population (1990): 57 (29 housing units)
Area: 2.7 sq km (land), 0.0 sq km (water)

Denali National, AK Zip code(s): 99755

Hawaii National, HI Zip code(s): 96718

Yellowstone National, MT (Park, FIPS 113) Location: 45.00355 N, 110.80081 W
Population (1990): 52 (46 housing units)
Area: 635.6 sq km (land), 1.9 sq km (water)