1 definition found colerain - U.S. Gazetteer (1990) : Colerain, NC (town, FIPS 13560) Location: 36.20098 N, 76.76838 W Population (1990): 139 (69 housing units) Area: 0.7 sq km (land), 0.0 sq km (water) Zip code(s): 27924