For all you last-minute tax filers, here's some basic info that might help you beat the midnight deadline.
Get the forms you need online at www.irs.gov. If you have tax-related questions, you can call the IRS toll-free at 1-800-829-1040.
Go to www.usps.com to find the location and hours of a post office near you, or call toll-free 1-800-ASK-USPS (275-8777). The post office near Tampa International Airport, at 5201 W Spruce St., is open until 11:58 p.m.
Free electronic filing is available to those with a 2008 adjusted gross income of $56,000 or less, and others can e-file for a fee. You can find instructions on e-filing on the IRS Web site.
To apply for a six-month extension, fill out IRS Form 4868. The IRS allows anyone, regardless of income, to electronically file for an extension for free. Remember, even if you file late, you must pay on time or face penalties and fees on top of any unpaid balance. H&R Block recommends paying at least 90 percent of the estimated taxes owed when filing for an extension.