This specific CoreESIM data plan is geographically restricted to use within Bosnia and Herzegovina. For travelers planning multi-country itineraries across the Balkans, such as driving from Dubrovnik (Croatia), or crossing into Kotor (Montenegro) or Belgrade (Serbia), the connectivity provided by this plan will cease at the Bosnian border. CoreESIM offers regional or multi-country eSIM options for those requiring continuous data access across several nations in the region.
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Does this CoreESIM plan for Bosnia also function in neighboring countries like Croatia, Montenegro, or Serbia?
Updated April 22, 2026
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