Find the last 4 digits (ZIP+4) for an address in 20637

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ZIP Code 20637 – Hughesville, MD

Hughesville, Maryland · Charles County · Eastern time

ZIP code20637
CityHughesville
StateMaryland
CountyCharles County
Population6,133
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area32.72 sq mi
Center (lat, long)38.5251, -76.7560

Area codes in this area

227240301

These are the area codes that most often serve ZIP 20637 (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

20612 Benedict · 4.3 mi20608 Aquasco · 4.9 mi20617 Bryantown · 5.4 mi20610 Barstow · 7.6 mi20659 Mechanicsville · 8.2 mi20601 Waldorf · 8.5 mi20602 Waldorf · 8.5 mi20678 Prince Frederick · 8.7 mi

About ZIP 20637

ZIP code 20637 is assigned to Hughesville, Maryland. It lies in Charles County. Its Census area covers about 32.72 square miles of land. The closest neighboring ZIP is 20612 (Benedict), about 4.3 miles away.

Every address in 20637 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