I believe that Texas honors permits from the following states. Perhaps they may prove an alternative for you.
AK, AL, AR, AZ, CA, CO, CT, DE, FL, GA, HI, IA, ID, IN, KS, KY, LA, MD, MA, MI, MO, MS, MT, NC, ND, NE, NJ, NY, NM, NV, OK, PA, RI, SC, SD, TN, UT, VA, WA, WY,