LERG (Local Exchange Routing Guide)

From NENA Knowledge Base

LERG (Local Exchange Routing Guide) is a database which defines inter-exchange call routing in the North American Public Switched Telephone Network. It associates NPA/NXX's with their appropriate network elements.

Relevant NENA Documents

NENA 02-011, NENA Data Standards for Local Exchange Carriers, ALI Service Providers & 9-1-1 Jurisdictions