As of May 2015, the customer service telephone number for Global Tel-Link is 877-650-4249. This number is for friends and families of inmates using Global Tel-Link's services. The corporate customer service phone number is 1-866-230-7761.
Friends and family can also manage accounts through the ConnectNetwork Portal, which is accessible through the Global Tel-Link website at GTL.net.
Global Tel-Link provides services and products for use in jails and correctional institutions. Global Tel-Link has services for inmate telecommunication services, facility access and control technology, investigative analysis tools, and payment systems for friends and families of inmates to deposit funds for inmate use.