Average GPS coordinates for Yorktown Postcode location: 37.194, -76.5. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Yorktown on map:

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Listing cities & postcodes (4):
>> Virginia, 23690 Yorktown, York, GPS coordinates: 37.2287,-76.5423
>> Virginia, 23691 Yorktown, York, GPS coordinates: 37.2517,-76.552
>> Virginia, 23692 Yorktown, York, GPS coordinates: 37.1686,-76.4581
>> Virginia, 23693 Yorktown, York, GPS coordinates: 37.1256,-76.4469