Yes, absolutely! SouthESIM provides excellent, seamless coverage across all of Malaysia, including both Peninsular Malaysia and East Malaysia (the states of Sabah and Sarawak on the island of Borneo). Whether you're exploring the vibrant city life in Kuala Lumpur, relaxing on the beautiful beaches of Langkawi, or trekking through the rainforests of Borneo, your SouthESIM will keep you connected. We understand that many travelers want to experience all parts of this diverse country, and we've got your data needs covered from coast to coast.
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Does SouthESIM work in both Peninsular Malaysia and Borneo (Sabah and Sarawak)?
Updated April 22, 2026
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