| Acronym | Definition |
|---|
| CSPN➣Center for the Study of the Pacific Northwest |
| CSPN➣College Savings Plan Network |
| CSPN➣Collaborative Seniors' Portal Network (Canada) |
| CSPN➣Civil Society Partnership Network |
| CSPN➣Campus School Parent Network (Memphis, TN) |
| CSPN➣Chaminade Sports Programming Network (Chaminade College Prepartory School; St. Louis, MO) |
| CSPN➣Central Star of Planetary Nebulae (astronomy) |