Possible enumeration values:
| Name | Value | Description |
|---|---|---|
| Null |
0 |
N/A |
| ASM |
1 |
Assurance Mobile |
| ATT |
2 |
AT&T Wireless |
| BST |
3 |
Boost Mobile |
| SPR |
4 |
Sprint |
| TMU |
5 |
T-Mobile |
| VZW |
6 |
Verizon Wireless |
| VMU |
7 |
Virgin Mobile |
| USC |
8 |
US Cellular |