Airtel: is a subsidiary of Indian telecommunications company Airtel, that operates in 17 countries across Africa. It operates a GSM network in all countries, providing 2G or 3G or 4G depending upon the country of operation.GSM-900 (GPRS, EDGE)
2100 MHz UMTS, HSPA+.
Telma Mobile: CdmaOne,GSM-900 (GPRS, EDGE),2100 MHz UMTS, HSPA.
Orange: is a French multinational telecommunications corporation. It currently employs about 170,000 people, 105,000 of them in France, and has 263 million customers worldwide. In 2012, the group had revenue of €43.5 billion. Its head office is in the 15th arrondissement of Paris, and the current CEO is Stéphane Richard. The company is a component of the Euro Stoxx 50 stock market index.Orange has been the company’s main brand for mobile, landline, internet and IPTV services since 2006. The brand originated in 1994 when Hutchison Whampoa acquired a controlling stake in Microtel Communications during the early 1990s and rebranded it as Orange. It became a subsidiary of Mannesmann in 1999 and was acquired by France Télécom in 2000. The company was rebranded as Orange in July 2013.GSM-900 (GPRS, EDGE).