ALI (Automatic Location Identification)

From NENA Knowledge Base

ALI (Automatic Location Identification) is the automatic display at the PSAP of the caller’s telephone number, the address/location of the telephone, and supplementary emergency services information of the location from which a call originates.

Related Terms:

ALI Request

A query for an ALI record sent from the PSAP to the ALI database.

ALI Retrieval

The process by which a PSAP queries an ALI database with an ALI Request and receives a response with location and other available information.

Customer Name Field

The portion of traditional Automatic Location Identification format where the Customer Name or other pre-populated identifying information is displayed to the 9‑1‑1 Telecommunicator.

Relevant NENA Documents
Note: To find and download the document, copy the document number (like NENA-STA-010) from below and search the NENA Standards and Documents page.


NENA-STA-027, E9-1-1 PSAP Equipment Standards