Find the last 4 digits (ZIP+4) for an address in 20621

ZIP 20621, Chaptico, MD is filled in. Just type the street address.

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ZIP Code 20621 – Chaptico, MD

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

ZIP code20621
CityChaptico
StateMaryland
CountySt. Mary's County
Population958
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area13.86 sq mi
Center (lat, long)38.3261, -76.8011

Area codes in this area

227240301

These are the area codes that most often serve ZIP 20621 (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

20618 Bushwood · 3.5 mi20624 Clements · 3.7 mi20682 Rock Point · 3.9 mi20609 Avenue · 4.2 mi20661 Mount Victoria · 5 mi20625 Cobb Island · 5.3 mi20606 Abell · 5.6 mi20660 Morganza · 5.9 mi

About ZIP 20621

ZIP code 20621 is assigned to Chaptico, Maryland. It lies in St. Mary's County. Its Census area covers about 13.86 square miles of land. The closest neighboring ZIP is 20618 (Bushwood), about 3.5 miles away.

Every address in 20621 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