The calculated distance (air line) between Narsingdi and Pār Naogaon is approximately 127 miles respectively 204 kilometers.
By car or train, the actual journey to Pār Naogaon is certainly longer, as only the direct route (as the crow flies) between Narsingdi and Pār Naogaon has been calculated here.
Air line (approximately)
204 kilometers
110 nautical miles