Find the last 4 digits (ZIP+4) for an address in 20866

ZIP 20866, Burtonsville, MD is filled in. Just type the street address.

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ZIP Code 20866 – Burtonsville, MD

Burtonsville, Maryland · Montgomery County · Eastern time

ZIP code20866
CityBurtonsville
StateMaryland
CountyMontgomery County
Population15,986
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area7.03 sq mi
Center (lat, long)39.1093, -76.9339

Area codes in this area

410443667

These are the area codes that most often serve ZIP 20866 (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

20868 Spencerville · 1.9 mi20707 Laurel · 2.8 mi20905 Silver Spring · 2.9 mi20759 Fulton · 3.1 mi20904 Silver Spring · 3.6 mi20723 Laurel · 4 mi20861 Ashton · 4.4 mi20709 Laurel · 4.6 mi

About ZIP 20866

ZIP code 20866 is assigned to Burtonsville, Maryland. It lies in Montgomery County. Its Census area covers about 7.03 square miles of land. The closest neighboring ZIP is 20868 (Spencerville), about 1.9 miles away.

Every address in 20866 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