61275 is zip code located in Port Byron, Illinois. The population is 4,506, making 61275 the largest zipcode in Port Byron and the 7th largest in Rock Island County.
There are 3 public schools in 61275 with an average Homefacts rating of B+. , and there are 0 registered sex offenders residing in the zip code 61275. Unemployment in 61275 is moderate.