For Business: Medium — Enterprise
Small Business: Up to 10 Employees
Medium — Enterprise
Products & Services
Level 3 is now CenturyLink.
Get support, access resources, and explore products and services at CenturyLink.com.
Learn how to manage your VoIP service and download administrator and end-user guides.
Download Business Communicator; access training videos and user guides.
Learn about the reporting options for CenturyLink VoIP services (in Control Center and the VoIP portal).
Phone & computer connection diagrams
Learn how to connect your VoIP equipment.
Taking your VoIP phone home
Instructions for configuring your VoIP phone and router to use your phone while working from home.
Polycom phone training videos
Learn how to use your Polycom handset.
Using headsets with Polycom phones
Learn how to connect and use a headset with your Polycom phone.
VoIP equipment advisory
Recommendations to resolve common problems with your VoIP service.
IQ SIP Trunk
CTAC support options
Learn what options are available for equipment support.
Local rate center
View CenturyLink rate centers and their NPA-NXXs.
CenturyLink Voicemail quick reference guide
An overview of the voicemail menus for your CenturyLink service.
Hosted VoIP Enterprise Assistant toolbar training
Learn how to integrate your VoIP service with your browser and Outlook.
Hosted VoIP Receptionist PC console training
Learn how to use the Receptionist PC Console to access your company directory and monitor employee status.