Is it possible to extend the expiration date of a JB Voice Card?Monthly Fees, Call Charges & Cancellation Home FAQs JB Voice SIM Monthly Fees, Call Charges & Cancellation L Is it possible to extend the expiration date of a JB Voice Card? 🅰️Yes, it is possible to extend the expiration date. Please purchase a JB Voice Card extension plan in one-month increments. 永久連結
