99901 is zip code located in Ketchikan, Alaska. The population is 13,577, making 99901 the largest zipcode in Ketchikan and the largest in Ketchikan Gateway Borough.
There are 10 public schools in 99901 with an average Homefacts rating of A-. The total crime rate for Ketchikan is moderate , and there are 48 registered sex offenders residing in the zip code 99901. Unemployment in 99901 is moderate.