El Paso
It is about 773miles (1,224km) from the easternmost bulge of the Sabine River in Newton County to the westernmost point near El Paso.
The westernmost point of the Lewis and Clark expedition ended at the Fort Clatsop area near the Pacific ocean. The pair are known for their travels across the New World.
Depends how you look at it. It's the capital city and the economic centre, for a start. If you draw a line from the westernmost point of France to the Easternmost, and another from the northernmost to the southernmost, they cross near Paris. But it's not the geographical centre, which is a point disputed by a couple of villages near Bourges.
Dallas
Florida is slightly closer, as its southernmost city, Key West, is near 24.56° North latitude. For Texas, the southernmost point is South Point, near Brownsville, at 25.87 North latitude.
It is near the present day city, Goliad, Texas.
Brownsville TX
No city is located near this point. It is near the Kansas-Nebraska border and is in the middle of farmland.
It is about 773miles (1,224km) from the easternmost bulge of the Sabine River in Newton County to the westernmost point near El Paso.
This point is not near any city and is located near the South Korea-North Korea border.
Jefferson City is the capital city in Missouri. Jefferson City is located near the geographic center of Missouri.
LBJ was born near Stonewall, Texas