The calculated distance (air line) between Dadu and Naushahro Firoz is approximately 23 miles respectively 36 kilometers.
By car or train, the actual journey to Naushahro Firoz is certainly longer, as only the direct route (as the crow flies) between Dadu and Naushahro Firoz has been calculated here.
Air line (approximately)
36 kilometers
20 nautical miles