1 definition found blythedale - U.S. Gazetteer (1990) : Blythedale, MO (village, FIPS 6742) Location: 40.47520 N, 93.92717 W Population (1990): 130 (73 housing units) Area: 0.8 sq km (land), 0.0 sq km (water) Zip code(s): 64426