10 Largest Telecom Companies in The World by Revenue

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10. Telefonica S.A. (ADR) (NYSE:TEF)

Revenue – $52.4 billion

Telefonica is a Spanish service provider having operations in Europe, Asia, and North, Central and South America. Telefonica operates through its Movistar, O2, and Vivo brands, and provides mobile, landline, Internet and television services to more than 300 million customers from several countries. The company has a market value of $49 billion and has revenues of around $52.4 billion. With a presence in 21 countries, Telefonica ranks tenth in the list of largest telecom companies in the world in terms of revenue.

10 Largest Telecom Companies In The World By Revenue

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