Koidu is located in Sierra Leone (Eastern Province) and time zone Africa/Freetown.
Places nearby are Motema, Yengema and Barma.
Kenema is 86 km away, Makeni is 90 km away and Bo is 97 km away as the crow flies.
Distances from Koidu to the most important cities in Sierra Leone and the world.
8.6438700°
-10.9714000°
Railway station in Estonia at the border with Russia
https://en.wikipedia.org/wiki/Koidula_railway_station