When was the first transatlantic telephone cable service opened?
No context provided
When was the very first transatlantic telephone cable service opened?
September 25, 1956
No context provided
When was the first south atlantic telephone cable service opened?
February 2000
Transatlantic communications cable
https://en.wikipedia.org/wiki/Transatlantic%20communications%20cable
A transatlantic telecommunications cable is a submarine communications cable connecting one side of the Atlantic Ocean to the other.
Transatlantic communications cable
A transatlantic telecommunications cable is a submarine communications cable connecting one side of the Atlantic Ocean to the other. The first transatlantic telephone cable service opened on September 25, 1956. The first south atlantic telephone cable service opened in February 2000.