Town Chart.

← Look up another ZIP code · All towns in New York

ZIP code 10543

Mamaroneck, NY · Westchester County

About ZIP code 10543

  • ZIP code 10543 is in Mamaroneck, Westchester County, New York.
  • About 20,989 people live in it, which is 1,892 people per square mile.
  • Time zone: Eastern Standard Time.
  • The middle of the ZIP code is at 40.953, -73.736.

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.

Mamaroneck, NY

ZIP code 10543 is the post office name for Mamaroneck, NY. 19,826 people live in Mamaroneck. Typical household income is $120,000. A typical home costs $717,200.

  • Stronger than most towns on: Long, healthy lives, Diversity & community and Airport access.
  • Weaker than most towns on: Cost of living, Space and yard size and Housing affordability.

See all figures for Mamaroneck

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.