Average GPS coordinates for Bang Sai Postcode location: 14.217, 100.5. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Bang Sai on map:

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Listing cities & postcodes (2):
>> Phranakhon Si Ayutthaya, 13190 Bang Sai, GPS coordinates: 14.2167,100.5
>> Phranakhon Si Ayutthaya, 13270 Bang Sai, GPS coordinates: 14.2167,100.5