here u go
Call 1-800-375-5283
Press 1
Press 2
Press 2
Press 6
Press 1
Now enter your receipt number LINxxxxxxxxxx
press 1 (now listen to the case update info..blah blah)
press 3
press 4
(now if you listen a female voice prompting you to hold the call that means the call is going to IOs desk. If it says no IO is available, it will redirect it to National customer service, you can cut the phone.. and try the same steps after some time)