The calculated distance (air line) between M'Tsangamouji and Mamoudzou is approximately 10 miles respectively 16 kilometers.
By car or train, the actual journey to Mamoudzou is certainly longer, as only the direct route (as the crow flies) between M'Tsangamouji and Mamoudzou has been calculated here.
Air line (approximately)
16 kilometers
9 nautical miles