What does 379 mean in Telephone Country Codes?

379

Year 379 (CCCLXXIX) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Ausonius and Hermogenianus (or, less frequently, year 1132 Ab urbe condita). The denomination 379 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

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