| SP | Space | |
| SP | Speed | |
| SP | Support | |
|
| SP | Specific | |
| SP | Spanish | |
| SP | Smart Parts (paintball company) | |
| SP | Service Pack | |
| SP | Southern Pacific (railroad) | |
| SP | Stored Procedure | |
| SP | South Park | |
| SP | Soft Point (bullet) | |
| SP | Special Publication | |
| SP | Single Player (gaming) | |
|
| SP | State Park | |
| SP | Spain (Including Balearicis & Canary Island) | |
| SP | Starting Point | |
| SP | Service Provider | |
| SP | Serial Port | |
| SP | Simple Plan (band) | |
| SP | Szkola Podstawowa (Polish: Elementary School) | |
| SP | Special Purpose | |
| SP | São Paulo (Brazil) | |
| SP | Security Policy | |
| SP | Skill Points (gaming) | |
| SP | Specialist | |
| SP | Signal Processing | |
| SP | Shot Put | |
| SP | Spell Power (gaming, World of Warcraft) | |
| SP | Spell (logging abbreviation) | |
| SP | Special Price | |
| SP | Specialized (finance) | |
| SP | State Police | |
| SP | Set Point | |
| SP | System Procedure | |
| SP | Swimming Pool | |
| SP | Spare Parts | |
| SP | Security and Privacy (IEEE Symposium) | |
| SP | Superior Performance (video tape format) | |
| SP | Strategic Planning | |
| SP | Self Portrait | |
| SP | Security Police | |
| SP | Silicon Power (est. 2003) | |
| SP | Sky Sports (UK TV channel) | |
| SP | Strategic Plan | |
| SP | Submission(s) Processing | |
| SP | Span | |
| SP | Screen Protector | |
| SP | Single Port | |
| S/P | Salt & Pepper | |
| SP | Singapore Polytechnic | |
| SP | Substance P | |
| SP | Standard Practice | |
| SP | Spouse | |
| SP | Starting Price (betting) | |
| SP | System Product | |
| SP | Salisbury (postcode, United Kingdom) | |
| SP | Starting Pitcher (baseball) | |
| SP | South Pole | |
| SP | Start Point | |
| SP | Security Plan | |
| SP | Sean Paul (Reggae artist) | |
| S/P | Small/Petite (clothing size) | |
| SP | Soccer Player | |
| SP | Singapore Power | |
| SP | Stack Pointer | |
| SP | Snow Patrol (band) | |
| SP | Smashing Pumpkins (band) | |
| SP | Sharepoint (Microsoft) | |
| SP | State Prison | |
| SP | Steam Powered | |
| SP | Static Pressure | |
| SP | Self-Propelled | |
| SP | Special Project | |
| SP | Signal Processor | |
| SP | Standard Play(ing) | |
| SP | Speech Pathology | |
| SP | State Pension (UK) | |
| SP | Standardized Patient | |
| SP | Stopping Power (various meanings) | |
| SP | Superintendent of Police (India) | |
| SP | Senterpartiet (Norwegian political party) | |
| SP | Switch Processor (Cisco) | |
| SP | Scott Pilgrim (graphic novel character) | |
| SP | Sex Pistols (band) | |
| SP | Saint Patrick (Christianity) | |
| SP | Scientific Programming | |
| SP | Solar Physics | |
| SP | Simple Profile | |
| SP | Start Program | |
| SP | South Pasadena | |
| SP | Shutter Priority (camera autoexposure mode) | |
| SP | Sisters of Providence (religious order) | |
| SP | Support Pack (Hewlett-Packard) | |
| SP | Special Person | |
| SP | Sprain | |
| SP | Software Process | |
| SP | Setpoint | |
| SP | Standard Procedure | |
| SP | Sub Project (various companies) | |
| SP | Socialistische Partij (socialist party Netherlands) | |
| SP | Slumber Party | |
| SP | Single Piece | |
| SP | Special Performance (Boeing 747SP) | |
| SP | Special Performance | |
| SP | Styles P (rapper) | |
| SP | Sistema Penitenciario (Spanish, Guatemala) | |
| SP | South Portland | |
| SP | Sex Partners | |
| SP | Single Precision (computing) | |
| SP | Sun Prairie (Wisconsin) | |
| SP | Sleep Paralysis | |
| SP | Samajwadi Party (India) | |
| SP | Something Positive (online comic strip) | |
| SP | Strong Point | |
| SP | Spectropolarimeter | |
| SP | Strada Provinciale (Italian road) | |
| SP | Shore Power | |
| SP | Security Procedure | |
| SP | Shortest Path | |
| SP | Save Percentage (hockey) | |
| SP | Skinny Puppy (band) | |
| SP | Service Platform | |
| SP | Self Publishing | |
| SP | Sump Pump | |
| SP | Smokeless Powder | |
| SP | Social Phobia | |
| SP | Statistical Power | |
| SP | State Patrol | |
| SP | Sexual Preference | |
| SP | Streptavidin Peroxidase | |
| SP | Secure Password | |
| SP | Support Plan | |
| SP | Sveriges Provnings - och forskningsinstitut (Swedish National Testing and Research Institute) | |
| SP | Spectinomycin | |
| SP | Sock Puppet | |
| SP | Security Protocol | |
| SP | Symmetric Multi Processing | |
| SP | Sole Proprietorship | |
| SP | Sweetie Pie | |
| SP | Single Pedestal | |
| SP | SP Recordings (UK) | |
| SP | Saadet Partisi (Turkish: Felicity Party) | |
| SP | Squarepusher (musician) | |
| SP | Source Program | |
| SP | Small Press | |
| SP | Suppressive Person (Scientology) | |
| SP | Straw Poll | |
| SP | Sungai Petani (Kedah, Malaysia) | |
| SP | Single Premium (life insurance) | |
| SP | Solar Plexus | |
| SP | Seminal Plasma | |
| SP | Standard Poodle | |
| SP | System Processor (avionics) | |
| SP | Systolic Pressure | |
| SP | Simba's Pride (The Lion King II) | |
| SP | Specific Process | |
| SP | Septum Primum (cardiology) | |
| SP | Section Patrol (US Navy) | |
| SP | Short Play (VHS VCR speed/mode) | |
| SP | Smart Patch | |
| SP | Stable Platform | |
| SP | Standard Pressure | |
| SP | Short Pulse | |
| SP | Secondary Progressive (multiple sclerosis) | |
| SP | Scratch Protection | |
| SP | Stream Processor | |
| SP | Student Pilot | |
| SP | Specific Provision | |
| SP | Sigma Pi | |
| SP | Spiritual Pressure (gaming) | |
| SP | Service Position | |
| SP | Survival Project (computer game) | |
| SP | Supply Point | |
| SP | Spinous Process | |
| SP | Saskatchewan Party (Canada) | |
| SP | State Primary | |
| SP | Stevens Pass (Washington) | |
| SP | Stile Project | |
| SP | Sergei Prokofiev (classical composer) | |
| S/P | Status Post | |
| SP | Starting Page | |
| SP | Skills Practice (education) | |
| SP | Shore Patrol (US Navy equivalent to MP) | |
| SP | Soil Pipe | |
| SP | Subpoena Preparation | |
| SP | Soluble Powder | |
| SP | Standard Position | |
| SP | Shot Point (seismology) | |
| SP | Systems Procedures | |
| SP | Suprapubic Prostatectomy (medical procedure) | |
| SP | Slow Play | |
| SP | Self Potential | |
| SP | Spontaneous Potential | |
| SP | Scrapped Princess (anime) | |
| SP | Signal Present | |
| S/P | Serial to Parallel | |
| SP | Saskpower (Canadian utility) | |
| SP | Stability Pact | |
| SP | Secondary Power | |
| SP | Sound Powered | |