| SPEC | IEEE Spectrum 
| Others |
| SPEC | Sam Plants Environmental Conscience
| Others |
| SPEC | Smartgrid Ev Communication Module
| Others |
| SPEC | Social Planning and Events Committee
| Others |
| SPEC | Society Promoting Environmental Conservation
| Others |
| SPEC | Solid Phase Extraction Concentrator
| Others |
| SPEC | Solids Processing Equipment Company
| Others |
| SPEC | South Pacific Educational Courses
| Others |
| SPEC | South Plains Electric Cooperative
| Others |
| SPEC | South Plains Electric Cooperative's
| Others |
| SPEC | Southeastern Preschool Educational Center
| Others |
| SPEC | Space Environmental Compatibility (Model)
| Others |
| SPEC | Special Purposes Examination for Chiropractic
| Others |
| SPEC | Specialist Function
| Others |
| SPEC | Specialization
| Others |
| SPEC | Specialized Programs for Exercise and Combat
| Others |
| SPEC | Specialmente
| Others |
| Spec | Specification
| Others |
| SPEC | Specified
| Others |
| SPEC | Specimen Preparation, Extraction, and Communution
| Others |
| Spec | Speckled Trout
| Others |
| Spec | Spectrophotometer
| Others |
| SPEC | Spelling Corrections
| Others |
| SPEC | Stakeholder Partnerships, Education and Communication
| Others |
| SPEC | Stakeholder Partnerships, Education, and Communication
| Others |
| SPEC | Standard Performance Evaluation Corporation
| Others |
| SPEC | Strategic Planning and Evaluation Committee
| Others |
| SPEC | Strategic Pragmatic Effective Communications
| Others |
| SPEC | Stratton Park Engineering Company
| Others |
| SPEC | Strength Power Endurance and Cardio
| Others |
| SPEC | Strength Prevention Empowerment Community
| Others |
| SPEC | Strictly Productive Efficient Computing
| Others |
| SPEC | Subaru Performance Enthusiast Club
| Others |
| SPEC | Support Prayer Encouragement And Challenge
| Others |
| SPEC | Susie Paul Equipment Company
| Others |
| SPEC | Sustain Planet Earth Committed
| Others |
| SPEC | System Performance Evaluation Cooperative
| Others |
| SPEC | System Performance Evaluation Corporation
| Others |
| SPEC | Systems And Procedures Exchange Center
| Others |
| SPEC | Systems Performance Evaluation Cooperative
| Others |
| SPEC | Systems Processes Engineering Corporation
| Others |