| Acronym | Definition |
|---|
| NTB | Nusa Tenggara Barat (Indonesia province) |
| NTB | National Tire and Battery |
| NTB | Nepal Tourism Board (trade group) |
| NTB | Nitf Technical Board |
| NTB | Network Top Box |
| NTB | National Tourist Board (Sierra Leone) |
| NTB | Non-Tariff Barriers |
| NTB | Neptune Technologies & Bioressources (Canada) |
| NTB | Norsk Telegrambyrå |
| NTB | No Turning Back (band) |
| NTB | Neuropsychological Test Battery |
| NTB | Not Too Bad |
| NTB | Nations Trust Bank (Sri Lanka) |
| NTB | NASA Tech Briefs (NASA magazine/newsletter) |
| NTB | Never Turn Back |
| NTB | Nuclear Test Ban |
| NTB | National Test Bed |
| NTB | NITFS Technical Board |
| NTB | National Target Base |
| NTB | Not Too Bright |
| NTB | Neues Technikum Buchs (German) |
| NTB | New-to-Bank (HSBC) |
| NTB | Non Tubercular |
| NTB | NATO Tactical Broadcast |
| NTB | Never the Better (band) |
| NTB | National Terrorism Brief |
| NTB | Not Today Buddy |