Yes, CoreESIM provides comprehensive coverage across the entirety of Malaysia, encompassing both Peninsular Malaysia and East Malaysia (Borneo). Our network partnerships ensure seamless data connectivity whether you are in the metropolitan hub of Kuala Lumpur, the island resorts of Langkawi, or exploring the rainforests of Sabah and Sarawak. The eSIM is configured to leverage the national networks of top-tier Malaysian carriers, ensuring consistent service across diverse geographical regions.
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Does CoreESIM cover both Peninsular Malaysia and East Malaysia (Borneo)?
Updated April 22, 2026
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