In 2026, keeping a SIM active without recharge is no longer easy. Telecom companies now follow strict timelines. If a number stays unused for a long time, it can be blocked and later given to someone ...
AFAIK, the only way to do it would be to get a counterfeit SIM made, as you'd essentially need a duplicate of your existing SIM. Part of the whole point of SIMs is that each one has its own unique ...