nextSIM offers several eSIM plans that cover Balkan countries; the plans that include Balkan coverage are eSIM EUROPE_LITE Premium, eSIM BALKANS Premium, eSIM EUROPE Premium, eSIM Balkans Standard, eSIM Pro Europe Zone 4, 42 Tari, eSIM Global Standard, eSIM Global Unlimited Standard, eSIM GLOBAL Premium, and eSIM Global Unlimited Plus Standard. All of these plans cover the approved Balkan countries of Albania, Bosnia and Herzegovina, Bulgaria, Croatia, Montenegro, North Macedonia, and Serbia, while Kosovo is not listed in the coverage. In addition to these Balkan countries, each plan also provides coverage in other regions, though those external territories are not detailed in this summary.