http://myfreetaxes.com/contact-us/
http://www.irs.gov/uac/Free-File:-Do-Your-Federal-Taxes-for-Free
http://www.hrblock.com/taxes/partner/index.jsp?otpPartnerId=180&campaignId=pw_mcm_180_0001
http://www.aarp.org/applications/VMISLocator/searchTaxAideLocations.action
Some North Carolina residents can file their state taxes for free too. Here's the Department of Revenue's website to guide you.
http://www.dor.state.nc.us/electronic/individual/software.html