There are a few different ways you can try to unblock a private number:

1. Use *82 to unblock your number: Dial *82 before the private number that you want to call. This will unblock your number and allow your call to go through. Note that this may not work for all private numbers, and it may not work in all areas.
2. Use a phone code to unblock your number: Some phone carriers offer codes that you can use to unblock your number for a single call. For example, on AT&T, you can dial *82 followed by the number you want to call. On Verizon, you can dial *70 followed by the number you want to call. Check with your phone carrier to see if they offer a similar code.
3. Use a third-party service: There are a number of third-party services that can help you unblock private numbers. These services typically work by routing your call through a different number, which can help to unblock your number. However, these services may charge a fee for their services.
4. Contact your phone carrier: If you are still having trouble unblocking a private number, you may want to contact your phone carrier for assistance. They may be able to help you unblock the number or provide further guidance on how to proceed.

It’s important to note that it may not be possible to unblock a private number, as private numbers are specifically designed to be blocked from caller ID systems. In this case, there may not be any way to unblock the number and make the call.