210 S Texas: San Antonio
55 T1 line providers
214 Texas: Dallas Metro
56 T1 line providers
254 Central Texas
55 T1 line providers
281 Texas: Houston Metro
52 T1 line providers
361 S Texas: Corpus Christi
48 T1 line providers
409 SE Texas: Galveston, Port Arthur
55 T1 line providers
469 Texas: Dallas Metro
37 T1 line providers
512 S Texas: Austin
56 T1 line providers
682 Texas: Fort Worth areas
25 T1 line providers
713 Mid SE Texas: central Houston
49 T1 line providers
806 Panhandle Texas: Amarillo, Lubbock
56 T1 line providers
817 N Cent. Texas: Fort Worth area
55 T1 line providers
| 830 Texas: region surrounding San Antonio
47 T1 line providers
832 Texas: Houston
42 T1 line providers
903 NE Texas: Tyler
52 T1 line providers
915 W Texas: El Paso
56 T1 line providers
936 SE Texas: Conroe, Lufkin, Nacogdoches, Crockett
42 T1 line providers
940 N Cent. Texas: Denton, Wichita Falls
50 T1 line providers
956 Texas: Valley of Texas area; Harlingen, Laredo
50 T1 line providers
972 Texas: Dallas Metro
54 T1 line providers
979 SE Texas: Galveston, Port Arthur, Bryan, College Station
43 T1 line providers
325 Central Texas: Abilene, Sweetwater, Snyder, San Angelo
16 T1 line providers
430 NE Texas: Tyler
3 T1 line providers
432 W Texas: Big Spring, Midland, Odessa
15 T1 line providers
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