Average GPS coordinates for East Chatham Postcode location: 42.433, -73.49. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). East Chatham on map:

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Listing cities & postcodes (1):
>> New York, 12060 East Chatham, Columbia, GPS coordinates: 42.433,-73.4903