1 definition found central falls - U.S. Gazetteer (1990) : Central Falls, RI (city, FIPS 14140) Location: 41.88937 N, 71.39387 W Population (1990): 17637 (7337 housing units) Area: 3.1 sq km (land), 0.2 sq km (water) Zip code(s): 02863