The calculated distance (air line) between Bamnet Narong and Nakhon Pathom is approximately 160 miles respectively 258 kilometers.
By car or train, the actual journey to Nakhon Pathom is certainly longer, as only the direct route (as the crow flies) between Bamnet Narong and Nakhon Pathom has been calculated here.
Air line (approximately)
258 kilometers
139 nautical miles