| SPID | Secure Protocol Implementation Development 
| Others |
| SPID | Server Process Id
| Others |
| SPID | Service Parts Identification
| Others |
| SPID | Service Protocol Identifier
| Others |
| SPID | Service Provider Id
| Others |
| SPID | Simple Plastic Incremental Deformation
| Others |
| SPID | Societa' Professionale Italiana Drammaterapia
| Others |
| SPID | Society for Participatory Integrated Development
| Others |
| SPID | Source Process ID DPID
| Others |
| SPID | South Padre Island Drive
| Others |
| SPID | Special Packaging Instruction Drawing
| Others |
| SPID | Special Program for Institutional Development
| Others |
| SPID | Standards Profile for Image Distribution
| Others |
| SPID | State Policy Innovation and Diffusion
| Others |
| SPID | Strategic Power Infrastructure Defense
| Others |
| SPID | Submersible Portable Inflatable Dwelling
| Others |
| SPID | Sum of Pain Intensity Difference
| Others |