News Mtel Nigeria builds 15 super high towers By Oluniyi D. Ajao - 28th May 2005 Nigeria’s Mobile Telecommunications Limited (Mtel) has commenced building 15 super high towers in different parts of the country to boost its coverage and increase subscriber base. RelatedTizeti and Microsoft to Boost High-Speed Internet in NigeriaOrange Launches 'Max it' Super-App in Africa and Middle East