What does SPIS stand for?

Pias - Peru - ICAO location identifier (ICLI)

Senate Permanent Investigating Subcommittee (AAG)

Serial Poll Idle State (IAA)

Service Packaging Instruction Sheet (SAUS)

Signal Processing and Instrumentation Section - Center for Information Technology (RCD)

Space Philatelists International Society (EA)

Specialist, Punched Card Accounting Machine Operator (SAUS)

Standard Production Information Systems (NITA)

State Plantations Impact Study - Victoria, Australia

Survivability Project Impact Statement (SAUS)