| Answer | Crossword Clue |
|---|---|
| RED | Oklahoma-Texas boundary river. |
| RED | Texas-Oklahoma boundary river |
| SABINE | Boundary river of Texas |
| SABINE | Texas-Louisiana boundary |
| REDRIVER | Oklahoma-Texas border |
| PANHANDLES | Parts of Texas and Oklahoma. |
| NATURALGAS | Fuel from Texas, Oklahoma, etc. |
| PANHANDLE | Part of Texas or Oklahoma. |
| PANHANDLE | Geographic phenomenon of Texas, Oklahoma, Maryland. |
