Free tax advice for all you procrastinators this Tax Day

As Tax Day winds to a close and I came back from schlepping my check to the post office, I vowed that next year I'm going to be so organized that my taxes will be totally finished by the end of January and I won't owe a thing, because I will have calculated my obligation down to the penny in advance.

It's a goal that I fail to meet every year, but next year could be different.

In the meantime, I'm studying up on places that will give me free advice that will reduce my anxiety about my taxes -- even if it doesn't do anything to free me from the obligation to pay the stinking things.

Here are four online places that offer last-minute aid and comfort: