MTN Group: MTN group, formerly M-Cell, is a South Africa-based multinational mobile telecommunications company, operating in many African, European and Asian countries. Its head office is in Johannesburg. As of 30 September 2015, MTN recorded over 300 million subscribers across its operations.GSM-900/1800 MHz.
Moov: GSM-900 MHz,UMTS, DC-HSPA+.
GLO: GLO is a Nigerian multinational telecommunications company headquartered in Lagos, Nigeria. GLO is a privately owned telecommunications carrier that started operations on 29 August 2003. It currently operates in four countries in West Africa, namely Nigeria, Republic of Benin, Ghana and Côte d’Ivoire. As of June 2009, the company has employed more than 2,500 people worldwide.GSM-900/1800 MHz.
BBcom: GSM-900,2100 MHz UMTS, HSDPA.
Libercom: GSM-900 MHz