Howard County, Maryland — ZIP directory
14 ZIP codes in Howard County. Pick a ZIP for services, power context, permits, and FAQs written for homeowners.
- Laurel 20723 — Laurel
- Fulton 20759 — Fulton
- Savage 20763 — Savage
- Highland 20777 — Highland
- Jessup 20794 — Jessup
- Clarksville 21029 — Clarksville
- Ellicott City 21042 — Ellicott City
- Ellicott City 21043 — Ellicott City
- Columbia 21044 — Columbia
- Columbia 21045 — Columbia
- Columbia 21046 — Columbia
- Elkridge 21075 — Elkridge
- Glenwood 21738 — Glenwood
- West Friendship 21794 — West Friendship