Numbers starting with 03811
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Register allocations
| Range | Type | Status | Holder | Area |
|---|---|---|---|---|
| 0381096000 to 0381185999 | geographic | spare | Unassigned | |
| 0381186000 to 0381186999 | geographic | allocated | Telstra Limited | Kalkallo |
| 0381187000 to 0381187999 | geographic | allocated | Optus Mobile Pty Limited | Whittlesea |
| 0381188000 to 0381188999 | geographic | allocated | Optus Mobile Pty Limited | Kalkallo |
| 0381189000 to 0381189999 | geographic | allocated | Optus Mobile Pty Limited | Kalkallo |
| 0381190000 to 0381192999 | geographic | allocated | Soul Pattinson Telecommunications Pty Limited | Kalkallo |
| 0381193000 to 0381869999 | geographic | spare | Unassigned |