MPTS
Multiprotocol Transport Services (IBM)
PTS
Post- och Telestyrelsen
PTS
Presentation Time Stamp
PTS
Problem Tracking System
PTSE
PNNI Topology State Element
A-GPS
Assisted Global Positioning System
AACS
Advanced Access Content System
AAS
Advanced Automation System
ABATS
Automated Bit Access Test System
ABBS
Apple Bulletin Board System