MTN Group Limited is a South African multinational corporation and mobile telecommunications provider. Its head office is in Johannesburg. As of December 2022 MTN recorded 289.1 million subscribers. MTN is among the largest mobile network operators in the world, and the largest in Africa. MTN is active in over 20 countries, one-third of the company's revenue comes from Nigeria, where it holds about 35 percent market share. MTN Group is the primary sponsor of the South Africa national rugby union team and sponsors English football club Manchester United and Zambian Super League. The Nigerian subsidiary of the group also has an existing sponsorship deal with the Nigerian Football Federation. Wikipedia