ZIP Codes Box

Harford County, Maryland ZIP codes

21ZIP codes
20Cities and towns
262,768People in ZIP areas
223, 410, 443Area codes

Harford County is in Maryland and the Eastern Time zone. ZIP codes don’t follow county lines exactly, so a ZIP code listed here can reach into a neighboring county.

All ZIP codes in Harford County

ZIP codeCityTypePopulationMedian income
21001AberdeenStandard27,168$83,238
21005Aberdeen Proving GroundStandard2,202$125,208
21009AbingdonStandard33,679$121,660
21010GunpowderStandard239$99,410
21014Bel AirStandard38,707$116,970
21015Bel AirStandard30,013$137,281
21017BelcampStandard6,648$106,831
21018BensonPO Box only––
21028ChurchvilleStandard3,103$137,586
21034DarlingtonStandard2,846$78,047
21040EdgewoodStandard24,960$81,704
21047FallstonStandard13,852$157,500
21050Forest HillStandard17,466$125,208
21078Havre De GraceStandard20,030$106,667
21084JarrettsvilleStandard7,070$121,509
21085JoppaStandard17,307$113,714
21130PerrymanPO Box only112$17,336
21132PylesvilleStandard3,160$132,288
21154StreetStandard6,544$97,658
21160WhitefordStandard2,441$106,181
21161White HallStandard5,221$108,094

Cities and towns in Harford County

Area codes in Harford County

Questions

How many ZIP codes are in Harford County, MD?
Harford County has 21 ZIP codes, 19 of them standard ZIP codes for street addresses.
What cities are in Harford County?
Harford County ZIP codes cover Bel Air, Aberdeen, Aberdeen Proving Ground, Abingdon, Belcamp, Benson, Churchville and Darlington and 12 other places.
What area code is Harford County, MD?
Harford County uses area codes 223, 410, 443, 667 and 717.
What time zone is Harford County in?
Harford County is in Eastern Time.

Other Maryland counties