Check Reserved Numbers : B3 Networks

In Admin Portal, Go to Number Management App in the left sidebar.

Choose "Reserved" tab:

A number can be reserved:
- when a specific customer wants to have a number
- when the partner wants to reserve numbers for future use, e.g. customer account is not created yet, save a nice number to win sales.
- B3 Support will help you reserve your desired numbers.
Reserve does not require documentation.
Free reservation period (Normal number):
- Number state change from Available to Reserved: 28 days.
- Number state change from Assigned to Reserved:
  - After a subscription expires: 56 days.
  - After a subscription is terminated: 28 days.
  - After a number is swapped out of a subscription: 1 day
7 days before the reservation expires, system will notify the reserver via email.
After the reservation expires, the number is released to the inventory.
Charged reservation:
- Happen after the free period;
- You need to purchase a product called Number reservation;
- An SKU has to be created for this purpose;
- Number captures this event and extends the reservation.

Rule to define a number is golden: the numbers are graded by formula. Numbers with score higher than a selected threshold (tier) is flagged Golden.
The golden number is not available to the public.
It can only be purchased after it is reserved.
After the reservation (free or paid), the number will be released back to the golden number list.