| Code | Name | Region |
|---|---|---|
| PLBWC | Buczkowice | SL |
| PLBUD | Budzislaw Koscielny | 30 |
| PLBZN | Budzyn | 30 |
| PLBUK | Buk | |
| PLBUO | Bukowiec | |
| PLBUW | Bukowno | MA |
| PLBZI | Burzenin | |
| PLBUS | Busko-zdroj | 26 |
| PLBYA | Bychawa | 6 |
| PLBYC | Byczyna | OP |
| PLBZG | Bydgoszcz | |
| PLBYK | Bystrzyca Klodzka | 2 |
| PLBYT | Bytom | |
| PLBYO | Bytow | PM |
| PLCEK | Cekcyn | 4 |
| PLBEW | Braszewice | 10 |
| PLBCW | Brochow | 14 |
| PLBNA | Brodnica | 4 |
| PLBRA | Brodnica | 30 |
| PLBRL | Brojce | 8 |
| PLBRS | Bronisze | 14 |
| PLBOA | Bronka | 20 |
| PLBSY | Brusy | 22 |
| PLBWI | Bruzyca Wielka | 10 |
| PLBRI | Brwinow | 14 |
| PLB8K | Brynek | 24 |
| PLBRY | Brynica | 16 |
| PLBRG | Brzeg | |
| PLBZD | Brzeg Dolny | 2 |
| PLBKI | Brzesc Kujawski | 4 |
| PLBRZ | Brzesko | |
| PLBZC | Brzeszcze | 12 |
| PLBRE | Brzezie | MA |
| PLBZE | Brzeziny | 10 |
| PLOZA | Brzeziny | WP |
| PLBSW | Boleslaw | MA |
| PLEWC | Boleslawice | 22 |
| PLBOL | Boleslawiec | |
| PL4BO | Boleslawiec | 10 |
| PLBOW | Bolimow | 26 |
| PLBOO | Bolkow | 2 |
| PLBSZ | Bolszewo | PM |
| PLBON | Bonikowo | 30 |
| PLBKT | Borek Strzelinski | 2 |
| PLBSH | Borek Szlachecki | 12 |
| PLBOK | Borek Wielkopolski | 30 |
| PLPMB | Borkowo | 22 |
| PLBSU | Borne | 32 |
| PLBOR | Borow | 2 |
| PLBZK | Borzeciczki | 30 |