1 definition found nebraska city - U.S. Gazetteer (1990) : Nebraska City, NE (city, FIPS 33705) Location: 40.67624 N, 95.86070 W Population (1990): 6547 (2955 housing units) Area: 9.7 sq km (land), 0.0 sq km (water) Zip code(s): 68410