Do I need to change SIM card for number porting? Admin August 16, 2019 06:55 Updated Follow Yes, porting will take place once you have received the new SIM from Grid Mobile. Related articles What happens if my port in fails? When will port-in take place? Do I need to terminate my line with my current Telco before I request for port-in? Can I retrieve the number which I ported-in from another telco provider after I terminate my line? Can number porting be done for number on temporary suspension? Comments 0 comments Please sign in to leave a comment.