Average GPS coordinates for Mamaroneck Postcode location: 40.953, -73.735. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Mamaroneck on map:

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Listing cities & postcodes (1):
>> New York, 10543 Mamaroneck, Westchester, GPS coordinates: 40.9525,-73.735