Need Global SIM recommendations.

Burner unlocked iPhone 5c:‬

‪Need SIM recommendations that work in iPhone 5c:‬

‪-Permanent UK phone number‬

‪-lowest cost world LTE/4G data roaming with rollover‬ minutes/data

‪-Can forward phone number to US Google Voice without charge‬

‪-Voice calls over WiFi without charge‬

‪-Top up via US credit card