Hello to all. I think you've heard that LycaMobile is a name that might be familiar to you if you're an expat or if you've traveled abroad. As a mobile virtual network operator, lycamobile , operating on the Telstra 4G network, is a global brand headquartered in London and available in over 20 countries. It is one of the few telecommunications companies that focuses on providing affordable international calls, making Lyca Mobile an ideal provider for expats, travelers and international students.