We encourage you to help us extend this list. To contribute, you need to give us the following information about a new mobile carrier:
In the table below:
XXX is the area code
YYY is the phone number
| Country | Carrier | Number Format | Last Tested | Contributor |
| Canada | Telus | +1 XXX YYYYYY | 2006–03–15 | Unwiredtec Staff |
| Ukraine | Kyivstar | 380 XXX YYYYYY | 2006–03–10 | Unwiredtec Staff |
| USA | AT&T Wireless (Cingular Blue) | +1 XXX YYYYYY | 2006–03–16 | Unwiredtec Staff |
| USA | Cingular Wireless (Cingular Orange) | +1 XXX YYYYYY | 2006–03–16 | Unwiredtec Staff |
| USA | T-Mobile | XXX YYYYYY | 2006–03–10 | Unwiredtec Staff |
| USA | Verizon Wireless | XXX YYYYYY | 2006–03–16 | Unwiredtec Staff |