| Acronym | Definition |
|---|
| NTSP➣North Texas Specialty Physicians (est. 1995; Fort Worth, TX) |
| NTSP➣Navy Training Systems Plan |
| NTSP➣North Tipperary Sports Partnership (Ireland) |
| NTSP➣Novice Teacher Support Project (Illinois) |
| NTSP➣National Telecommunications Support Plan |
| NTSP➣National Tree Seeds Programme (Tanzania) |
| NTSP➣Nominal Trip Setpoint (nuclear power) |
| NTSP➣Network Time Server Protocol |