| SPL | IEEE Signal Processing Letters 
| Others |
| SPL | Macromedia Splash file
| Others |
| SPL | Personal SPell Dictionary
| Others |
| SPL | Saat po long
| Others |
| SPL | Sample
| Others |
| SPL | Samsung Printer Language
| Others |
| SPL | Schedule Plus Library
| Others |
| SPL | School Pupil Leader
| Others |
| SPL | Science Photo Library
| Others |
| SPL | Scientific Protein Labs
| Others |
| SPL | Scottish Premier League
| Others |
| SPL | Scratch Pad Line
| Others |
| SPL | Sea Prince Logistics
| Others |
| SPL | Search Processing Language
| Others |
| SPL | Seattle Public Library
| Others |
| SPL | Secondary Program Loader
| Others |
| SPL | Secondrate Players League
| Others |
| SPL | Secular Pro Life
| Others |
| SPL | Secured Personal Loan
| Others |
| SPL | Security Policy Language
| Others |
| SPL | Security Protocol Language
| Others |
| SPL | Senior Patrol Leader
| Others |
| SPL | Sentence Planning Language
| Others |
| SPL | Serialized Parts List
| Others |
| SPL | Serum Prolactin Level
| Others |
| SPL | Service Parts Logistics
| Others |
| SPL | Service PLan
| Others |
| SPL | Service Priority Level
| Others |
| SPL | Service Provisioning Layer
| Others |
| SPL | Set Priority Level
| Others |
| SPL | Set Processor Level
| Others |
| SPL | Sha Po Lang
| Others |
| SPL | Shockwave Player
| Others |
| SPL | Shopping Primer League
| Others |
| SPL | Signal Perfection, LTD.
| Others |
| SPL | Signal Processing Language
| Others |
| SPL | Signal Processing Letters
| Others |
| SPL | Signal Processing Library
| Others |
| SPL | Silence Proximity Level
| Others |
| SPL | Simulation Powered Learning
| Others |
| SPL | Sine Prole Legitima
| Others |
| SPL | Single Point Level
| Others |
| SPL | Single Predicate Learning
| Others |
| SPL | SMITE Pro League
| Others |
| SPL | Smogon Premier League
| Others |
| SPL | Smoke Puff Limiter
| Others |
| SPL | Social Paintball League
| Others |
| SPL | Software Product Lines
| Others |
| SPL | Software Production Lines
| Others |
| SPL | Software Products Library
| Others |
| SPL | Solaris Porting Layer
| Others |
| SPL | Sound P L
| Others |
| SPL | Sound Percussion Labs
| Others |
| SPL | Sound Performance Lab
| Others |
| SPL | Sound Pleasure Level
| Others |
| SPL | Sound Power Level
| Others |
| SPL | Sound Pressure Level
| Others |
| SPL | Sound Programming Language
| Others |
| SPL | Source PHP List
| Others |
| SPL | Southern Petroleum Laboratories
| Others |
| SPL | Space Programming Language
| Others |
| SPL | Spanish Primera Liga
| Others |
| SPL | Spanish Private Lessons
| Others |
| SPL | Spark Plugs
| Others |
| SPL | Special Pathogens Laboratory
| Others |
| SPL | Special Product Line
| Others |
| SPL | Special Purpose Ledger
| Others |
| SPL | Special Type
| Others |
| SPL | Speech Perception Level
| Others |
| SPL | Speed Power Longevity
| Others |
| SPL | Spell Checker
| Others |
| SPL | Spinnaker Pole Length
| Others |
| SPL | spiriform nucleus
| Others |
| SPL | Splash Screen
| Others |
| SPL | Splendido (Italian coin grade equivalent to Extremely Fine)
| Others |
| SPL | SPLenectomy
| Others |
| SPL | Splint
| Others |
| SPL | Splint Compressed file archive
| Others |
| SPL | Split Phase Level
| Others |
| SPL | spondylolysis
| Others |
| SPL | Spool file for printing
| Others |
| SPL | Spooling File
| Others |
| SPL | Sprint Customized printer driver
| Others |
| SPL | Spy Programming Language
| Others |
| SPL | SQL Procedural Language
| Others |
| SPL | Square Pulsed Light
| Others |
| SPL | Standard Php Library
| Others |
| SPL | Standard Platform League
| Others |
| SPL | Standard Price List
| Others |
| SPL | Standard Products List
| Others |
| SPL | State of Principal License
| Others |
| SPL | Statistical Process Level
| Others |
| SPL | Stay Private Longer
| Others |
| SPL | Steem Poker League
| Others |
| SPL | Steep Power Law
| Others |
| SPL | Storm Peak Laboratory
| Others |
| SPL | Stream Programming Language
| Others |
| SPL | Streams Processing Language
| Others |
| SPL | Street Prepared Ladies
| Others |
| SPL | Structured Package Labeling
| Others |
| SPL | Structured Product Label
| Others |
| SPL | Structured Product Labeling
| Others |
| SPL | Student Performance Level
| Others |
| SPL | Student Pilot Licence
| Others |
| SPL | Student Pilot License
| Others |
| SPL | Sub-Palpebral Lavage
| Others |
| SPL | Substance Priority List
| Others |
| SPL | Substantive Patent Law
| Others |
| SPL | Suburban Parochial League
| Others |
| SPL | Sump Plug
| Others |
| SPL | Sun Performance Library
| Others |
| SPL | Sun Public License
| Others |
| SPL | Super Powerful Link
| Others |
| SPL | Super Pretty Loud
| Others |
| SPL | Superior Parietal Lobe
| Others |
| SPL | Support for Personalized Learning
| Others |
| SPL | Surface Preparation Laboratory
| Others |
| SPL | Surface Processing Limited
| Others |
| SPL | Surgical Planning Laboratory
| Others |
| SPL | Swiss Propulsion Laboratory
| Others |
| SPL | Switch Path List
| Others |
| SPL | Sybyl Programming Language
| Others |
| SPL | Synchronous Programming Language
| Others |
| SPL | System Programming Language
| Others |
| SPL | Systems Programming Language
| Others |