TAT-4

TAT-4 was AT&T Corporation's fourth transatlantic telephone cable. It was in operation from 1965 to 1987, initially carrying 138 telephone circuits (simultaneous calls) between Saint-Hilaire-de-Riez, Vendée (France) and Tuckerton, New Jersey (United States).

Transatlantic communications cables

TAT series	TAT-1 2 3 4 5 6 7 8 9 10 11 12/13 14 CANTAT-1 2 3 PTAT-1

Private non-TAT	Gemini Apollo AC-1 Yellow/AC-2 FLAG Atlantic VSNL Transatlantic Hibernia Atlantic

Other	SAT-2 SAT-3/WASC/SAFE Atlantis-2 Columbus III