21550 is zip code located in Oakland, Maryland. The population is 14,423, making 21550 the largest zipcode in Oakland and the largest in Garrett County.
There are 6 public schools in 21550 with an average Homefacts rating of B+. The total crime rate for Oakland is very low , and there are 35 registered sex offenders residing in the zip code 21550. Unemployment in 21550 is very high.