St. Mary's County, Maryland
26 ZIP codes · 358.56 sq mi of land · FIPS 24037
| Population | 115,126 |
|---|---|
| State | Maryland |
| FIPS code | 24037 |
| Time zone | Eastern |
| Land area | 358.56 sq mi |
| Center (lat, long) | 38.2231, -76.5345 |
Area codes in this area
These are the area codes that most often serve St. Mary's County (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.
Cities and towns (largest first)
AbellAvenueBushwoodCaliforniaCallawayChapticoClementsColtons PointDameronDraydenGreat MillsHollywoodLeonardtownLexington ParkLovevilleMechanicsvilleMorganzaPark HallPatuxent RiverPiney PointRidgeSaint InigoesSaint Marys CityScotlandTall TimbersValley Lee
ZIP codes in St. Mary's County
20606 Abell20609 Avenue20618 Bushwood20619 California20620 Callaway20621 Chaptico20624 Clements20626 Coltons Point20628 Dameron20630 Drayden20634 Great Mills20636 Hollywood20650 Leonardtown20653 Lexington Park20656 Loveville20659 Mechanicsville20660 Morganza20667 Park Hall20670 Patuxent River20674 Piney Point20680 Ridge20684 Saint Inigoes20686 Saint Marys City20687 Scotland20690 Tall Timbers20692 Valley Lee
Population: U.S. Census Bureau, ACS 5-year estimates, 2024.