ESRK (Emergency Services Routing Key)

From NENA Knowledge Base

ESRK (Emergency Services Routing Key) is a 10-digit North American Numbering Plan number that uniquely identifies a wireless emergency call, is used to route the call through the network, and used to retrieve the associated ALI data.

Relevant NENA Documents

NENA 03-507, ESQK Guidelines for VoIP to E9-1-1 Connectivity