| Acronym | Definition |
|---|
| TISP➣The Infrastructure Security Partnership |
| TISP➣Teacher in Space Project |
| TISP➣Toilet Internet Service Provider (Google spoof) |
| TISP➣Telephony Internet Service Provider |
| TISP➣Tailored Information Support Plan |
| TISP➣Traffic Information Service Provider (telematics, Road Traffic) |
| TISP➣Trade and Information Systems Project (Africa) |