ZIP code · Union Bridge · Maryland · United States

ZIP code 21791 — Union Bridge

Name: Union Bridge (21791)
Address: Maryland, 21791, US

ZIP code 21791 serves Union Bridge, Maryland.

Postal code: 21791
Single source Value from one source, not cross-checked.
City: Union Bridge
County: Carroll
State: Maryland
Country: United States
Coordinates: 39.5799, -77.1319 — precision precise (locality)
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Nearby localities

21776New Windsor · 7.5 km
21158Westminster · 9.3 km
21787Taneytown · 10 km
21792Unionville · 13 km
21757Keymar · 13 km
21157Westminster · 13 km
21759Ladiesburg · 14 km
21775New Midway · 14 km
21762Libertytown · 15 km
21798Woodsboro · 15 km

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames. Data generated on 2026-08-21. Methodology · Report an error on this page