Find the last 4 digits (ZIP+4) for an address in 20609

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ZIP Code 20609 – Avenue, MD

Avenue, Maryland · St. Mary's County · Eastern time

ZIP code20609
CityAvenue
StateMaryland
CountySt. Mary's County
Population714
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area10.02 sq mi
Center (lat, long)38.2812, -76.7485

Area codes in this area

227240301

These are the area codes that most often serve ZIP 20609 (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

20606 Abell · 1.6 mi20627 Compton · 2.4 mi20618 Bushwood · 2.8 mi20626 Coltons Point · 3.2 mi20624 Clements · 4 mi20621 Chaptico · 4.2 mi20656 Loveville · 5.4 mi20682 Rock Point · 5.4 mi

About ZIP 20609

ZIP code 20609 is assigned to Avenue, Maryland. It lies in St. Mary's County. Its Census area covers about 10.02 square miles of land. The closest neighboring ZIP is 20606 (Abell), about 1.6 miles away.

Every address in 20609 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