The Caucasus Cable System (unofficially also designated as the Bulgaria–Georgia communications cable) is a Georgian -owned submarine communications cable in the Black Sea linking Poti, Georgia to Balchik, Bulgaria over a distance of 1,182 km. Its landing station in Balchik is connected to. GCN owns and operates a national backbone comprised of more than 3100 km of fiber-optic lines as well as international interconnections to Turkey, Greece, Romania, Macedonia and Georgia. GCN has full servitude rights for its network. The Submarine Cable Map is a free and regularly updated resource from TeleGeography. is a Bulgarian manufacturer of high-quality optical cables, established in 2018.
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