The calculated distance (air line) between Shahrak-e Emām Ḩasan and Tonekābon is approximately 95 miles respectively 154 kilometers.
By car or train, the actual journey to Tonekābon is certainly longer, as only the direct route (as the crow flies) between Shahrak-e Emām Ḩasan and Tonekābon has been calculated here.
Air line (approximately)
154 kilometers
83 nautical miles