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ZIP code 21555

Oldtown, MD · Allegany County

About ZIP code 21555

  • ZIP code 21555 is in Oldtown, Allegany County, Maryland.
  • About 1,470 people live in it, which is 5.8 people per square mile.
  • Time zone: Eastern Standard Time.
  • The middle of the ZIP code is at 39.588, -78.557.

A ZIP code is a mail delivery area, not a town border, and one ZIP code can cover parts of several towns. To check a single address, use the US Postal Service lookup.

Pleasant Grove, MD

The closest town we cover is Pleasant Grove, MD, about 10 miles from the middle of this ZIP code. 252 people live in Pleasant Grove. Typical household income is $56,250. A typical home costs $141,700.

  • Stronger than most towns on: Public transit, Clean air and low disaster risk and Walkability.
  • Weaker than most towns on: Diversity & community, Home internet and working from home and A place that is growing.

See all figures for Pleasant Grove

Other ZIP codes in Pleasant Grove

Nearby ZIP codes

ZIP code list from SimpleMaps US Zips. Population is a US Census Bureau estimate. These are estimates, so check official sources before you decide.