What is RouteLink? August 12, 2022 12:21 Updated RouteLink® is the authoritative Toll-Free call routing data solution. For more information, please visit the Routing Data page on the Somos® Website (somos.com). Related articles Who is Somos? How are Toll-Free Calls Completed? How does my Company Become an SCP O/O or Gain Access to RouteLink? TFNRegistry: A History of Toll-Free Numbers TFNRegistry API: How do I Request to Manage an API Key in the TFNRegistry UI?