C5YK Gambia. From DXNews.com

Andre, ON7YK will be active as C5YK from Bijilo, Gambia, until 24 February 2023.
He will operate on 20 – 10m Bands, Digital modes, CW, SSB, Digital Modes .
Recent DX Spots C5YK
QSL via home call direct, LOTW, eQSL.
Ads for direct QSL:
Andre Bourbon, Route de Xhoffraix 30, 4970, Hockai-Stavelot, Belgium.

C5YK. Where is Gambia located. Map.