Service Provider Contact Directory
A secure directory for telecommunications industry professionals to find intercompany contacts.
Find contact information for call completion, trouble reporting, robocalling tracebacks, and subpoenas.
This directory is intended only for industry professionals and should not be shared with consumers.
Request an account
New accounts are reviewed before access is granted.
About the directory
The Service Provider Contact Directory supports coordination between interconnected service providers when network changes, outages, maintenance, testing, congestion, survivability, or other service-related situations require attention.
Participation and updates
Service providers are responsible for keeping their information current. Registered users may request access to manage an existing company record or submit a new listing for administrator approval.
Resources
- Intercarrier Call Completion / Call Termination Handbook
- Intercarrier Troubleshooting Quick Reference Tool
For questions or participation in NGIIF efforts, contact ngiif-admin@directories.atis.org.