| Acronym | Definition |
|---|
| FTTB➣Fiber To The Building |
| FTTB➣Fiber to the Business |
| FTTB➣Fiber To The Business (NEC) |
| FTTB➣For The Time Being |
| FTTB➣Fachverband Tisch Tennis Bremen (German: Table Tennis Association Bremen) |
| FTTB➣Fiber to the Block |
| FTTB➣First to the Barrier |