Find the last 4 digits (ZIP+4) for an address in 21769

ZIP 21769, Middletown, MD is filled in. Just type the street address.

Addresses are checked through our secure proxy. Bot checks use Cloudflare Turnstile. Each device can run 5 live checks per day; repeats of the same address are free.

ZIP Code 21769 – Middletown, MD

Middletown, Maryland · Frederick County · Eastern time

ZIP code21769
CityMiddletown
StateMaryland
CountyFrederick CountyWashington County
Population11,965
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area40.13 sq mi
Center (lat, long)39.4425, -77.5689

Area codes in this area

227240301

These are the area codes that most often serve ZIP 21769 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

21714 Braddock Heights · 3.8 mi21718 Burkittsville · 4.6 mi21779 Rohrersville · 4.7 mi21755 Jefferson · 5.7 mi21715 Brownsville · 6.6 mi21756 Keedysville · 6.7 mi21773 Myersville · 7 mi21702 Frederick · 7.2 mi

About ZIP 21769

ZIP code 21769 is assigned to Middletown, Maryland. It crosses 2 counties; most of its land is in Frederick County. Its Census area covers about 40.13 square miles of land. The closest neighboring ZIP is 21714 (Braddock Heights), about 3.8 miles away.

Every address in 21769 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources