Carrier Support
AT&T
POTS Repair: (800) 332-1321
IP Customer Care: (888) 613-6330
BVoIP/IP Flex Repair: (877) 288-8362
Airespring
Customer Support: (888) 389-2899
Birch/Cbeyond
Billing/Tech Support: (866) 424-5100
Email: customer.care@cbeyond.net
Bullseye
Customer Support: (877) 638-2855
CenturyLink/Embarq/Qwest
Customer Support: (800) 954-1211
Cogent
Hotline: 1-877-7-COGENT (877-726-4368) or 1-202-295-4368
Email: support@cogentco.com
Cox
Customer Support: (949) 546-2020
Frontier
Technical support: 1.800.921.8104 Customer Service: 1.800.921.8102
GTT
Level 3
Technical Service Center: (877) 4LEVEL3 (453-8353)
Customer Care: billing@level3.com
Megapath
Tech support/billing: 877-611-MEGA (877-611-6342)
Nitel
Customer Support: 888-450-2100 (NOC) 24 hours a day at noc@nitelusa.com or 866-892-0915
Spectrum Business
Technical Support, Billing and Service Changes: (877) 892-4662
TPx/Telepacific
Customer Support: (877) 453-1304
Technical Support: (877) 487-8349
Verizon
VZ Wireless Customer Support: (800) 265-2316
Verizon Telecom Support: (800) 483-2000
Windstream/Paetec
Customer Service: (800) 347-1991
Email: customerservice@PAETEC.com Enterprise Customer Care & Repair: 800.600.5050
XO Communications
General Customer Support: 800.421.3872
Zayo/AboveNet
Customer Care: 866.364.6033, option 3 customerservice@zayo.com