Average GPS coordinates for Shirley Postcode location: 40.744, -72.876. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Shirley on map:

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Listing cities & postcodes (1):
>> New York, 11967 Shirley, Suffolk, GPS coordinates: 40.7439,-72.876