Telstra number prefixes
Telstra prefixes in Australia: 400, 407, 408, 409, 417, 418, 419, 427, 428, 429, 436, 437…. Number format +61 400 XXX XXX.
400
- Country
Australia +61- Prefixes
- 400, 407, 408, 409, 417, 418, 419, 427, 428, 429, 436, 437, 438, 439, 444, 447, 448, 452, 462, 470, 472, 473, 474, 475, 476, 477, 480, 483, 484, 486, 487, 488, 492
- Number format
- +61 400 XXX XXX
- Within the country
- 0400 XXX XXX
- Number ranges
- 45, 46, 49, 400, 407, 408, 409, 417, 418, 419, 427, 428, 429, 436, 437, 438, 439, 447, 448, 472, 473, 474, 475, 476, 477, 483, 484, 486, 487, 488, 4444, 4445, 4707, 4801, 4802, 4803, 4804, 4805, 4806, 4807
A prefix shows which operator a number range was originally assigned to. In many countries subscribers can port their number to another operator, so the prefix does not guarantee the current operator.