If you're able to call people then it is at least partly working, but the porting is probably not completed! If this issue continues to come up I would contact a moderator, but maybe wait a couple more hours and see if anything changes!
If you have unlimited minutes then it won't show since you have an unlimited amount, however if you chose one of the smaller deals it should show! Would you be able to clarify a little?
Definitely don't pay for it again. I think the best course of action would be contacting the moderators and getting them to check it out for you by clicking the question mark on the bottom right of the screen! Hope this helps!
Unfortunately you wouldn't be able to, however there are many of cheap options for SIM cards! I used Canadian Cell Supplies personally and they were pretty quick and not too bad, though Amazon has it as well and would probably be faster (if that help...