Find the last 4 digits (ZIP+4) for an address in 20861

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ZIP Code 20861 – Ashton, MD

Ashton, Maryland · Montgomery County · Eastern time

ZIP code20861
CityAshton
StateMaryland
CountyMontgomery County
Population2,890
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area5.18 sq mi
Center (lat, long)39.1487, -76.9991

Area codes in this area

410443667

These are the area codes that most often serve ZIP 20861 (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

20860 Sandy Spring · 1.9 mi20777 Highland · 2.4 mi20862 Brinklow · 2.4 mi20868 Spencerville · 2.6 mi20905 Silver Spring · 2.7 mi20830 Olney · 3.6 mi20759 Fulton · 3.7 mi20832 Olney · 4.2 mi

About ZIP 20861

ZIP code 20861 is assigned to Ashton, Maryland. It lies in Montgomery County. Its Census area covers about 5.18 square miles of land. The closest neighboring ZIP is 20860 (Sandy Spring), about 1.9 miles away.

Every address in 20861 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