Well this is courtesy of Consumerist.com. This is a 4 step procedure to speak with someone that can actually help you.
1. Call 1-800-4-MY-XBOX.
2. Get a reference number for your problem as quickly as possible. You may need to say “I already did that” when they try to make you do the troubleshooting script, just to expedite the process.
3. Hang up and call the escalated support number, 866-506-3826.
4. Talk to someone who knows what they’re doing.