Our all-SIM bundles offer roaming-free access in approximately 150 countries worldwide. As a unique UK-based company, we provide our clients with the exceptional benefit of hassle-free international roaming. What sets us apart is that we not only offer roaming-free service but also provide an additional advantage of 100 minutes of free calls to the UK. These calls are complimentary and do not incur any charges. When you choose a UK Tell SIM card, you gain access to this special feature as a token of our commitment to providing enhanced services to our clients.