The current 1636 xxxxx number range allocated to bitsream services is expected to be fully used in April 2019.
When it happens, we will start to identify products from the range 1637 xxxxxx. The range 1638 xxxxxx has also been allocated for future use.
New bitstream fibre service provisioned from approximately April 2019 will be allocated a 1637 xxxxx product identifier.
If you have any questions, please contact your service delivery manager.