If you drive I-10 from Louisiana to New Mexico, it is 874 miles through Texas border to border.
https://www.google.com/maps?saddr=I-10+W&daddr=I-10+W&hl=en&ll=30.87394,-100.118408&spn=9.055279,16.907959&sll=30.115434,-93.704281&sspn=0.07766,0.12291&geocode=FYG0ywEdbThq-g%3BFXUx6AEdnq2l-Q&mra=dme&mrsp=0&sz=13&t=m&z=7
Yeah and if drive from Ft. Worth to Gainesville, GA., it’s about 900 and some miles. Cool, huh?