Good advice regarding the bureaus, you will want to contact them ASAP. You will also want to make notations on any statements covering that time period, in the event to ID thief is caught you will have the evidence readily marked and available here are a few other tips.

1. 90-95 percent of ID theft takes place by physical means (overlooking your shoulder, going through the trash, etc...) just be very aware of what people are doing nearby and be extra cautious with disposing of Junk Mail and old magazines.

2) Never under any circumstances give your SS number over the phone or internet. If someone claiming to be from your bank asks you for this information, you are being scamed. If this happens by email or phone, call the bank in question and advise them of what happened.

3) only perform internet transactions with a secure site. designated by an "S" after the Http

Just a few things that will lesson the odds of something like this happening again.