CSU-SA is a mobile network operator in Senegal, Africa. Officially registered and operating within Senegal, CSU-SA utilizes the Mobile Country Code (MCC) 608, which identifies Senegal within the global mobile network infrastructure. Paired with Mobile Network Code (MNC) 04, this unique identifier distinguishes CSU-SA among other mobile operators in the country, such as Orange Senegal and Free Senegal (Tigo). CSU-SA strives to provide reliable mobile services, encompassing voice, data, and SMS, to cater for consumers and businesses alike. While Orange Senegal currently holds a dominant position in the Senegalese mobile market, CSU-SA plays a vital role in fostering competition and offering consumers choices within the marketplace. As Senegal continues to develop its digital infrastructure, CSU-SA will need to adapt its service provision and network coverage to match the growing demands of local users' needs. Focused upgrades in network infrastructure and competitive pricing strategies are therefore fundamental to CSU-SA's continued viability and expansion within the Senegalese communications sector.