Find the last 4 digits (ZIP+4) for an address in 21864

ZIP 21864, Stockton, MD is filled in. Just type the street address.

Addresses are checked through our secure proxy. Bot checks use Cloudflare Turnstile. Each device can run 5 live checks per day; repeats of the same address are free.

ZIP Code 21864 – Stockton, MD

Stockton, Maryland · Worcester County · Eastern time

ZIP code21864
CityStockton
StateMaryland
CountyWorcester County
Population606
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area22.7 sq mi
Center (lat, long)38.0316, -75.4058

Area codes in this area

410443667

These are the area codes that most often serve ZIP 21864 (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

23356 Greenbackville · 1.9 mi23395 Horntown · 4.9 mi21829 Girdletree · 4.9 mi23336 Chincoteague Island · 6.8 mi23337 Wallops Island · 7.1 mi23483 Wattsville · 8 mi23415 New Church · 8.1 mi21851 Pocomoke City · 8.1 mi

About ZIP 21864

ZIP code 21864 is assigned to Stockton, Maryland. It lies in Worcester County. Its Census area covers about 22.7 square miles of land. The closest neighboring ZIP is 23356 (Greenbackville), about 1.9 miles away.

Every address in 21864 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