Largest cities where SOS is available:

1. Round Rock, TX
2. Georgetown, TX
3. Pflugerville, TX
4. Temple, TX
5. Leander, TX
6. Hutto, TX
7. Elgin, TX
8. Liberty Hill, TX
9. Belton, TX
10. Taylor, TX
11. Harker Heights, TX
12. Jarrell, TX
13. Salado, TX
14. Burnet, TX
15. Cameron, TX
16. Nolanville, TX
17. Bertram, TX
18. Bastrop, TX
19. Florence, TX
20. Manor, TX
21. Troy, TX
22. Thorndale, TX
23. Holland, TX
24. Rogers, TX
25. Granger, TX
26. Bartlett, TX
27. Rosebud, TX
28. Little River Academy, TX
29. Mc Dade, TX
30. Rockdale, TX