If your Iphone is an unlocked iphone you can use the Rogers sim card with same plan.If it is a locked iphone you need to unlock it to use Rogers network sim card .Visit the site Classicunlocking.com get remote unlock service and unlock it from network lock and use with Rogers sim card.If you unlock from GSM network you can use Rogers network.Because rogers is gsm network .If you unlock from CDMA network you can use with cdma network.You cannot use with GSM network sim card.