45171 is zip code located in Sardinia, Ohio. The population is 6,415, making 45171 the largest zipcode in Sardinia and the 3rd largest in Brown County.
There are 1 public schools in 45171 with an average Homefacts rating of B. , and there are 7 registered sex offenders residing in the zip code 45171. Unemployment in 45171 is very high.