Find the last 4 digits (ZIP+4) for an address in 20904

ZIP 20904, Silver Spring, MD is filled in. Just type the street address.

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ZIP Code 20904 – Silver Spring, MD

Silver Spring, Maryland · Montgomery County · Eastern time

ZIP code20904
CitySilver Spring
StateMaryland
CountyMontgomery CountyPrince George's County
Population58,646
Time zoneEastern · local time
ZIP typeStandard (has a Census ZCTA area)
Land area13.73 sq mi
Center (lat, long)39.0704, -76.9774

Area codes in this area

227240301

These are the area codes that most often serve ZIP 20904 (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

20993 Silver Spring · 2.6 mi20905 Silver Spring · 2.8 mi20903 Silver Spring · 3.4 mi20866 Burtonsville · 3.6 mi20901 Silver Spring · 3.8 mi20868 Spencerville · 3.9 mi20902 Silver Spring · 3.9 mi20906 Silver Spring · 4.3 mi

About ZIP 20904

ZIP code 20904 is assigned to Silver Spring, Maryland. It crosses 2 counties; most of its land is in Montgomery County. Its Census area covers about 13.73 square miles of land. The closest neighboring ZIP is 20993 (Silver Spring), about 2.6 miles away.

Every address in 20904 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