Harford County, Maryland — ZIP directory
17 ZIP codes in Harford County. Pick a ZIP for services, power context, permits, and FAQs written for homeowners.
- Aberdeen 21001 — Aberdeen
- Abingdon 21009 — Abingdon
- Bel Air 21014 — Bel Air
- Bel Air 21015 — Bel Air
- Belcamp 21017 — Belcamp
- Churchville 21028 — Churchville
- Darlington 21034 — Darlington
- Edgewood 21040 — Edgewood
- Fallston 21047 — Fallston
- Forest Hill 21050 — Forest Hill
- Havre De Grace 21078 — Havre De Grace
- Jarrettsville 21084 — Jarrettsville
- Joppa 21085 — Joppa
- Pylesville 21132 — Pylesville
- Street 21154 — Street
- Whiteford 21160 — Whiteford
- White Hall 21161 — White Hall