What does PARIS stand for?

Paris, IL - American Association of Railroads railroad junction routing code

Passenger Routing and Information System - FTA (TAG)

Passive Active Ranging & Intercept System (SAUS)

Passive/Activity Radar Identification System (ACAE)

Persantin/Aspirin Reinfarction Study - Medicine (DB)

Pictorial and Artifact Retrieval and Information System - Canadian Heritage Information Network - Information service or system

Planning Aid for Retail Information System - IBM Corp.

Polarized Angle-Resolved Infrared Spectroscopy (SAUS)

Portable Automated Remote Inspection System - Failure Analysis Associates

Postal Address Reader Indexer System (PDAA)

Pour l'Amenagement et le Renouveau Institutionel et Social - France - Political party

Preservation of Archaeological Remains in Situ - A conference (BAJR)

Pulse Analysis-Recording Information System