How To Unblock: A Prison Call

If the prison provider insists they aren’t blocking you, the problem is likely your mobile carrier’s spam filter.

Call your carrier’s fraud or security department (not general customer service). how to unblock a prison call

Important: Carriers may ask for the specific 10-digit number that appears on your caller ID when the prison calls. Because prisons rotate numbers, ask the inmate to call you three times in a row and write down each different number. Provide all three to your carrier. If the prison provider insists they aren’t blocking


Start with the phone provider, not the prison. In 80% of cases, a call is blocked because of a failed payment or a mismatch in approved calling areas. Contact the specific prison call company (Securus, GTL, etc.) first. If they confirm the inmate’s end is clear, then work on getting the inmate to re-add you to their internal list. Important: Carriers may ask for the specific 10-digit

Stay patient, keep records of your calls to customer service, and always double-check that the facility hasn’t changed its phone provider – that alone can trigger a mass block of all old numbers.

What to have ready before calling: