| Acronym | Definition |
|---|
| NPB | Nippon Professional Baseball (Japan) |
| NPB | Non-Paying Bidder (eBay auctions) |
| NPB | Nickel-Plated Brass |
| NPB | Newport Beach (California) |
| NPB | Norton Protected Bin |
| NPB | Nas Parallel Benchmarks |
| NPB | No Parity Bit |
| NPB | N-Propyl Bromide |
| NPB | National Parole Board |
| NPB | National Pork Board |
| NPB | Non-Paying Buyer (eBay) |
| NPB | National Prayer Breakfast |
| NPB | Neutral Particle Beam |
| NPB | National Productivity Board (Singapore) |
| NPB | National Printing Bureau (Japan) |
| NPB | National Peanut Board |
| NPB | National Police Bureau |
| NPB | National Parks Board (Singapore) |
| NPB | National Public Broadcasting (est. 1997) |
| NPB | Nationale Prozessbibliothek (German: National Library Process) |
| NPB | Napalm Bomb (Ace Combat game) |
| NPB | Net Present Benefits (finance) |
| NPB | Norfolk Professional Building (UK) |
| NPB | North Pacific Bank (Japan) |
| NPB | Naval Project Brief |
| NPB | Network Provisioning Bulletin |
| NPB | Non-Protection Basis (India) |
| NPB | Navigation Processor Board |
| NPB | Neon Party Ball |