68840 is zip code located in Gibbon, Nebraska. The population is 2,651, making 68840 the largest zipcode in Gibbon and the 3rd largest in Buffalo County.
There are 2 public schools in 68840 with an average Homefacts rating of C-. , and there are 7 registered sex offenders residing in the zip code 68840. Unemployment in 68840 is low.