The calculated distance (air line) between Nāḩiyat al Fuhūd and Az Zawr is approximately 140 miles respectively 226 kilometers.
By car or train, the actual journey to Az Zawr is certainly longer, as only the direct route (as the crow flies) between Nāḩiyat al Fuhūd and Az Zawr has been calculated here.
Air line (approximately)
226 kilometers
122 nautical miles