1 definition found nicholls - U.S. Gazetteer (1990) : Nicholls, GA (city, FIPS 55440) Location: 31.51824 N, 82.63578 W Population (1990): 1003 (455 housing units) Area: 3.6 sq km (land), 0.0 sq km (water) Zip code(s): 31554