The list of the universities:
Texas Tech University
Oklahoma State University
University of South Florida
Northern Illinois University
Georgia Institute of Technology
University of Nevada - Las Vegas
University of Central Florida
Please note that GRE requirement vary from year to year. Hence applicants are advised to contact the present students at the university to enquire about the recent GRE requirements especially of the previous year. Most of the universities have their PhD students email address on their website.
I hope this is useful for those who for some reason could not score well in GRE. Please follow the blog if you find it useful and ask questions that you think should be addressed.