62239 Zip Code (Dupo, Illinois) Profile homes, apartments, schools, population,
62239 Zip Code (Dupo, Illinois) Profile homes, apartments, schools, population, . Clair county / no city / dupo (zip 62239) Clair county as well as the land area for each zip code. Dupo, Illinois Cost of Living from www.bestplaces.net The population is 4,722, making 62239 the largest zipcode in dupo. There are 3 public schools in 62239 with an average homefacts rating of c+. Dupo, illinois zip code map & detailed profile: