64423 is zip code located in Barnard, Missouri. The population is 832, making 64423 the largest zipcode in Barnard and the 5th largest in Nodaway County.
There are 2 public schools in 64423 with an average Homefacts rating of A. , and there are 3 registered sex offenders residing in the zip code 64423. Unemployment in 64423 is low.