You can also use www.CALLSXM.COM & they can provide you with a US phone number that when someone calls that number it will ring on your SXM phone from me. You are pre-paying for the amount of time you want & many of my customers with older parents use this. $13.00 gets you about 65 minutes & there is no PIN number or any other numbers Involved except the US phone number the company would provide you with.