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From Wikipedia, the free encyclopedia
This list identifies the largest telecommunications companies by total revenue. For a more thorough list, see the By region section.
Note: Numbers of total revenues of most telephone operating companies are sourced from Forbes or MarketScreener. When $USD revenues unavailable from reliable sites, currency conversions for 2019-2022 revenues are based on the closing currency exchange rate on the last day of 2019-2022 (December 31).
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