Well, if your sim card is used, you can't register on your phone provider's network.
Again, you need to call your actual cellphone provider, there is absolutely nothing that we can do for you - I'm not sure why you think we're your phone company.
You would think this would go without saying, but we're not your phone service provider. All you've done is to give a whole bunch of complete strangers your sim card number for no particular reason.
Well, if your sim card is used, you can't register on your phone provider's network.
Again, you need to call your actual cellphone provider, there is absolutely nothing that we can do for you - I'm not sure why you think we're your phone company.