In Austria, CoreESIM establishes connectivity through direct partnerships with the nation's leading Tier-1 mobile network operators. Our eSIMs are provisioned to access either A1 Telekom Austria or Magenta Telekom (T-Mobile Austria). These carriers are selected for their superior network density, high-speed 4G LTE and 5G availability, and expansive geographical coverage, ensuring optimal data performance across urban centers like Vienna and remote alpine regions alike.
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Which Tier-1 networks does CoreESIM partner with in Austria?
Updated April 22, 2026
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