Solution: call 888-824-8988 (advanced tech support) and ask for "deprovisioning." They can fix it easily in under 5 minutes.
I couldn't stream for the past two days and was getting error code 11700. I initially called the number listed w/ the error code and the tech wasn't able to resolve it. He escalated it and opened a ticket. I became impatient and researched on my own. Found the solution on the xfinity forum and called.