Average GPS coordinates for Byram Postcode location: 32.189, -90.26. (Notice: some coordinates are "GEO located" from street addresses. These numbers may be inaccurate. With this map you can check the coordinates.). Byram on map:

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Listing cities & postcodes (1):
>> Mississippi, 39272 Byram, Hinds, GPS coordinates: 32.1888,-90.2595