45638 is zip code located in Ironton, Ohio. The population is 21,782, making 45638 the largest zipcode in Ironton and the largest in Lawrence County.
There are 7 public schools in 45638 with an average Homefacts rating of B-. The total crime rate for Ironton is moderate , and there are 29 registered sex offenders residing in the zip code 45638. Unemployment in 45638 is very high.