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ZIP Code 21555

Oldtown, Maryland, United States

Standard ZIP Eastern Time (ET)
1,470
Population
5.8
Per sq mile
Allegany
County

About ZIP Code 21555

ZIP code 21555 is assigned to Oldtown, Allegany County, Maryland, United States. It falls in the Eastern Time (ET) zone. The estimated population of this ZIP code area is 1,470 with a density of 5.8 people per square mile.

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Location Details

ZIP Code21555
CityOldtown
CountyAllegany County
StateMaryland
CountryUnited States
TimezoneEastern Time (ET)
Timezone IDAmerica/New_York
Latitude39.5878
Longitude-78.5568
ZIP TypeStandard ZIP

Post Office

Address19104 OPESSA ST SE
CityOLDTOWN
StateMD

Nearby ZIP Codes in Maryland

21530
Flintstone
21560
Spring Gap
21766
Little Orleans
21502
Cumberland
21529
Ellerslie
21524
Corriganville

Frequently Asked Questions

What city is ZIP code 21555 in?

ZIP code 21555 is in Oldtown, Allegany County, Maryland, United States.

What county is ZIP code 21555 in?

ZIP code 21555 is in Allegany County, Maryland.

What timezone is ZIP code 21555 in?

ZIP code 21555 is in the Eastern Time (ET) zone (America/New_York).

What is the population of ZIP code 21555?

The estimated population of ZIP code 21555 is 1,470 people with a density of 5.8 people per square mile.

What state is ZIP code 21555 in?

ZIP code 21555 is in Maryland (MD), United States.

📋 Data Source: United States Postal Service (USPS) & US Census Bureau (ZCTA data) · Public domain government data. For official ZIP code information visit tools.usps.com. Data is periodically updated but may not reflect the most recent changes.