The calculated distance (air line) between Ar Rām wa Ḑāḩiyat al Barīd and Hebron is approximately 24 miles respectively 38 kilometers.
By car or train, the actual journey to Hebron is certainly longer, as only the direct route (as the crow flies) between Ar Rām wa Ḑāḩiyat al Barīd and Hebron has been calculated here.
Air line (approximately)
38 kilometers
21 nautical miles