| Expression |
(^[3|4|5|6|7|8|9]\d{2}(\ |-){0,1}\d{4}$)|(^[4|5|7|8]\d{3}(\ |-){0,1}\d{4}$)|(^8\d{2,3}(\ |-){0,1}\d{3,4}(\ |-){0,1}\d{3,4}$) |
| Description |
Supports 7 digits (starting with 3,4,5,6,7,8,9) 8 digits (starting with 4,5,7,8), machine-to-machine (M2M) numbers 9-12 digits (starting with 8). |
