Zip Code ReportFrederick County ZIP codes
Every ZIP code in Frederick County, Maryland, with the city it serves. Open any one for a free neighborhood report.
30 ZIP codes · Frederick County, MD · FIPS 24021
ZIP codes
30 in this county21701Frederick21702Frederick21703Frederick21704Frederick21705Frederick21710Adamstown21714Braddock Heights21716Brunswick21717Buckeystown21718Burkittsville21727Emmitsburg21754Ijamsville21755Jefferson21757Keymar21758Knoxville21759Ladiesburgunique21762Libertytown21769Middletown21770Monrovia21773Myersville21774New Market21775New Midwayunique21777Point Of Rocks21778Rocky Ridge21780Sabillasville21788Thurmont21790Tuscarora21792Unionvilleunique21793Walkersville21798Woodsboro
3 of these ZIP codes route mail only. A PO-box or single-recipient ZIP has no residential area behind it, so neighborhood statistics can't be computed for it — those pages say so instead of showing numbers.