The calculated distance (air line) between Koungneul Sossé and Ziguinchor is approximately 138 miles respectively 221 kilometers.
By car or train, the actual journey to Ziguinchor is certainly longer, as only the direct route (as the crow flies) between Koungneul Sossé and Ziguinchor has been calculated here.
Air line (approximately)
221 kilometers
119 nautical miles