The calculated distance (air line) between Phumĭ Ânhchaeum and Smach Mean Chey is approximately 182 miles respectively 294 kilometers.
By car or train, the actual journey to Smach Mean Chey is certainly longer, as only the direct route (as the crow flies) between Phumĭ Ânhchaeum and Smach Mean Chey has been calculated here.
Air line (approximately)
294 kilometers
158 nautical miles