What is ANI/ALI?
ANI, the service provided to Basic 9-1-1 subscribers, stands for Automated Number Information. ALI, which is provided along with ANI to Enhanced 9-1-1 subscribers, stands for Automated Location Information. The 9-1-1 or ALI database is administered by the telephone companies and along with the MSAG is the backbone of the E9-1-1 system.