The instructions to form 4506 tell you how to process and where to mail to and is available on irs.gov. Good luck.
In addition to AVVO's disclaimer, please note that by this answer no attorney client relationship is intended mor entered into and unless there is a signed retainer agreement in place, neither me nor anyone in our office has intended to solicit clients nor reprints them. The answers are general in nature and without weighing specifics of particular query. No answer should be relied on in whole or in part, directly or otherwise to act or not to act in pursue of any of your potential claims in law or equity. You should consult with and obtain advise or representation of an attorney to protect your rights regarding your case or matter.
4506-T requests often take several weeks to answer. If you need immediate assistance, you should contact a tax attorney. Tax attorneys and other practitioners can call the IRS practitioner priority line and may be able to secure transcripts that day. I would also suggest directly calling the IRS and asking the representative who answers.