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