Which specific mobile networks does CoreESIM connect to for service in Nigeria?

For robust and widespread connectivity across Nigeria, CoreESIM primarily establishes roaming agreements with the country's leading mobile network operators. Our service typically connects to MTN Nigeria or Airtel Nigeria. These networks are selected for their extensive 4G/LTE coverage, particularly in major economic hubs like Lagos, Abuja, and Port Harcourt, ensuring consistent data access for business and personal use. Network selection is automatic, prioritizing the strongest available signal.