Find the last 4 digits (ZIP+4) for an address in 21856

ZIP 21856, Quantico, MD is filled in. Just type the street address.

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ZIP Code 21856 – Quantico, MD

Quantico, Maryland · Wicomico County · Eastern time

ZIP code21856
CityQuantico
StateMaryland
CountyWicomico County
Population1,037
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area33.48 sq mi
Center (lat, long)38.3307, -75.7949

Area codes in this area

410443667

These are the area codes that most often serve ZIP 21856 (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

21865 Tyaskin · 3.7 mi21830 Hebron · 5.6 mi21814 Bivalve · 6.2 mi21810 Allen · 6.3 mi21801 Salisbury · 6.4 mi21869 Vienna · 7.6 mi21822 Eden · 7.8 mi21840 Nanticoke · 8 mi

About ZIP 21856

ZIP code 21856 is assigned to Quantico, Maryland. It lies in Wicomico County. Its Census area covers about 33.48 square miles of land. The closest neighboring ZIP is 21865 (Tyaskin), about 3.7 miles away.

Every address in 21856 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