If the business internet circuit goes down, we will contact the ISP and open a trouble ticket. If you prepare the following information before making a call, you will be able to open a case quickly without panic.

✓ Account number:

✓ Order number: (in case you just installed a circuit)

✓ Circuit ID:

✓ Circuit type: Dedicated Internet/Ethernet/Ethernet Private Line (P2P)/MPLS/Voice/DSL/POTS

✓ Company name:

✓ Associated phone number:

✓ Caller's name:

✓ Contact number:

✓ Service address:

✓ IP address:

Please also refer to each ISP's contact information, e-mail, and online portal site information.

AT&T

Enterprise Business Support

▶ Contact TAC by Phone

* USA
1-888-613-6330 MIS/IP Maintenance (option: 2-1-2-2)
1-800-222-1000 Outage/ Service Troubles/ Service Assurance
1-800-332-1321 Legacy SBC
1-800-247-2020 Legacy Bell South
1-800-829-1011 AT&T Local Service Tech Support
1-800-325-5555 Advanced Toll Free Features
1-877-288-8362 AT&T VoIP (option: 1)

After Hours Emergency: 844-ATT-SERV (844-288-7378)

* EMEA
1-888-355-2390 (option: 6)

▶ Email Support

▶ Open a Support Case Online

To open a trouble ticket
* AT&T Business Center (login required)

* AT&T Express Ticketing (check the status of an existing request, Create a new request with Asset ID)

Lumen (CenturyLink, Level3)

Lumen Customer Support

▶ Contact TAC by Phone

National Services:
877-453-8353 or 303-260-4905 (option 1)

For an open ticket - option 1, then 1, and then type in the ticket number to get routed directly to a technician.