I've never reused a SIM before on any carrier (never tried). Maybe they all do that?
Sent from my Moto G5 Plus
---------- Post added at 07:08 AM ---------- Previous post was at 07:01 AM ----------
Well I've reused them by moving them from phone to phone but I've never tried to change the number associated with a SIM like you're wanting.
Sent from my Moto G5 Plus