What does OTIS stand for?

Observer's Thermal Imaging System (PDAA)

Occupational Training Information System

Offender Tracking and Information System (OGA)

Offset Target Indicator System (MCD)

Oklahoma Telecommunications Interlibrary System (AUEG)

Oklahoma Teletype Interlibrary System - Library network

Once-Through Integral System - Nuclear energy (NRCH)

One Term In-Service Course (AIE)

Online Telecommunications Information Service - Connections Telecommunications, Inc. - West Bridgewater, MA - Telecommunications service (TSSD)

Operational Test Instrumentation Ship - Navy

Operation, Transport, Inspection, Storage (MHDB)

Operative Work Is Stimulate

Optimum Thermal Interpolation System (SAUS)

Order Trend Information System (SAUS)

Ordnance Telemetry Instrumentation Station - Army (AABC)

Oregon Total Information System - Eugene - Information service or system (IID)

Other than Iron or Steel - Freight

Overhead Travel Information System - Automotive electronics

Overstayer Tracing and Intelligence System - British