No, it is not. Texas and Oklahoma are neighboring states of the United States, and they are not the same. Oklahoma does share a border with Texas; there is also a Texas County in Oklahoma. But when you are talking about Texas, you are talking about a separate state, which is not part of Oklahoma at all.
Kansas and Oklahoma
Texas has the largest share of the US border with Mexico; 2,019 Kilometers (1,254 miles) out of the 3,141 Kilometers (1,952 miles) that conform the US-Mexico border is defined by the course of the Rio Grande River (Rio Bravo del Norte, as it is known in Mexico) which runs from Ciudad Juarez-El Paso into the Gulf of Mexico, close to the cities of Matamoros-Brownsville.
The North of Texas and the South of Oklahoma share a common border. The East side of the Texas panhandle also shares a border with the western side of Oklahoma beneath the Oklahoma panhandle.
New Mexico and Texas
Panhandle
Texas has the largest share of border with Mexico.
no..,.....,!!
New Mexico, Colorado, Kansas, Missouri, Arkansas and Texas share its borders.
From west to east: New Mexico Oklahoma Arkansas Louisiana
New Mexico, Colorado, Kansas, Missouri, Arkansas and Texas share its borders.
The closest states are the ones that share borders with Texas. They include: New Mexico, Oklahoma, Arkansas, and Louisiana.