Harford County, Maryland ZIP Codes

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ZIP Codes in Harford County with Associated Cities & Towns

Harford County, MD - Standard ZIP Codes
21001 | 21005 | 21009 | 21010 | 21013 | 21014 | 21015 | 21017 | 21028 | 21034 | 21040 | 21047 | 21050 | 21078 | 21082 | 21084 | 21085 | 21087 | 21111 | 21132 | 21154 | 21160 | 21161
Harford County, MD - PO Box ZIP Codes (NO DEMOGRAPHIC DATA)
21018 | 21130
Note: Every ZIP Code has a single ACTUAL City Name assigned by the US Postal Service (USPS).
See the specific ZIP Code for acceptable Alternate City Names and spelling variations.

ZIP Codes in Harford County Address Data

  • Businesses Addresses: 7,295
  • PO Box Addresses: 3,667
  • Residential Addresses: 104,848
    • Multi-Family Addresses: 10,074
    • Single Family Addresses: 94,774

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Map of Harford County, MD ZIP Codes With Actual (Default) City Names

Aberdeen
Aberdeen Proving Ground
Abingdon
Bel Air
Belcamp
Benson
Churchville
Darlington
Edgewood
Fallston
Forest Hill
Gunpowder
Havre de Grace
Jarrettsville
Joppa
Perryman
Pylesville
Street
White Hall
Whiteford


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