ZIP code · Knoxville · Maryland · United States

ZIP code 21758 — Knoxville

Name: Knoxville (21758)
Address: Maryland, 21758, US

ZIP code 21758 serves Knoxville, Maryland.

Postal code: 21758
Single source Value from one source, not cross-checked.
City: Knoxville
County: Frederick
State: Maryland
Country: United States
Coordinates: 39.3479, -77.6513 — precision precise (locality)
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Nearby localities

21716Brunswick · 4.3 km
21715Brownsville · 4.4 km
21718Burkittsville · 5.3 km
21755Jefferson · 9.4 km
21779Rohrersville · 11 km
21756Keedysville · 13 km
21777Point Of Rocks · 13 km
21782Sharpsburg · 14 km
21769Middletown · 14 km
21714Braddock Heights · 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