Find the last 4 digits (ZIP+4) for an address in 21504

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ZIP Code 21504 – Cumberland, MD

Cumberland, Maryland · Allegany County · Eastern time

ZIP code21504
CityCumberland
StateMaryland
CountyAllegany County
PopulationNot published (no Census ZIP area)
Time zoneEastern · local time
ZIP typePO box or unique ZIP (no Census area)
Center (lat, long)39.5807, -78.6906

Area codes in this area

227240301

These are the area codes that most often serve ZIP 21504 (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

21560 Spring Gap · 1.4 mi26767 Wiley Ford · 4.3 mi26753 Ridgeley · 4.3 mi21502 Cumberland · 5.5 mi21501 Cumberland · 6.3 mi21503 Cumberland · 6.3 mi26722 Green Spring · 6.6 mi21555 Oldtown · 6.8 mi

About ZIP 21504

ZIP code 21504 is assigned to Cumberland, Maryland. It lies in Allegany County. It is a PO-box-only or single-address ZIP, so the Census Bureau does not publish an area for it; the location shown is approximate. The closest neighboring ZIP is 21560 (Spring Gap), about 1.4 miles away.

Every address in 21504 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