PBTB
| Acronym | Definition |
|---|---|
| PBTB | Post Billing Toll Block (telecommunications) |
| PBTB | Parenting by the Book (John Rosemond book) |
| PBTB | Platform Brabants Toeristisch Bedrijfsleven (Dutch: Brabants Tourism Industry Platform) |
| PBTB | Prudential BSN (Bank Simpanan Nasional) Takaful Berhad (Malaysia) |
| PBTB | Parsons, Brinkerhoff, Tudor & Bechtel (engineering consortium) |