I took it back about "none of the number is working".
I thought they just updated their web site, so why not do another check on the number from the front of the check and now is working.
I got:
On November 1, 2007, we received this N400 APPLICATION FOR NATURALIZATION, and mailed you a notice describing how we will process your case. Please follow any instructions on this notice. We will notify you by mail when we make a decision or if we need something from you. If you move while this case is pending, call customer service. We process cases in the order we receive them. You can use our processing dates to estimate when yours will be done. This case is at our CALIFORNIA SERVICE CENTER location. Follow the link below to check processing dates. You can also receive automatic e-mail updates as we process your case. Just follow the link below to register.
See that is you man. I knew it is coming. They are just packaging it up and send them over for you.