Find the last 4 digits (ZIP+4) for an address in 21740

ZIP 21740, Hagerstown, MD is filled in. Just type the street address.

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ZIP Code 21740 – Hagerstown, MD

Hagerstown, Maryland · Washington County · Eastern time

ZIP code21740
CityHagerstown
StateMaryland
CountyWashington County
Population64,792
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area70.88 sq mi
Center (lat, long)39.6319, -77.7439

Area codes in this area

227240301

These are the area codes that most often serve ZIP 21740 (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

21741 Hagerstown · 1.4 mi21747 Hagerstown · 1.4 mi21749 Hagerstown · 1.4 mi21734 Funkstown · 2.8 mi21781 Saint James · 4.3 mi21767 Maugansville · 4.5 mi21746 Hagerstown · 4.8 mi21795 Williamsport · 5.5 mi

About ZIP 21740

ZIP code 21740 is assigned to Hagerstown, Maryland. It lies in Washington County. Its Census area covers about 70.88 square miles of land. The closest neighboring ZIP is 21741 (Hagerstown), about 1.4 miles away.

Every address in 21740 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