| Code | Name | Region |
|---|---|---|
| GBBRY | Bryn | NTL |
| GBYBY | Bryncir | GWN |
| GBBMW | Brynmawr | BGW |
| GBYMY | Brynmenyn | BGE |
| GBBNA | Brynna | RCT |
| GBBDR | Brynsadler | RCT |
| GBOCT | Brocton | STS |
| GBBDI | Brodick, Isle Of Arran | NAY |
| GBBHK | Bromborough | WRL |
| GBROE | Brome | SFK |
| GBBMM | Bromham | WIL |
| GBBEY | Bromley | KEN |
| GBBMP | Brompton | KEN |
| GBBGV | Bromsgrove | WOR |
| GBBYD | Bromyard | HEF |
| GBOGT | Bronington | WRX |
| GBBOK | Brook | HAM |
| GBBBY | Brookenby | LIN |
| GBBKP | Brookmans Park | HRT |
| GBB57 | Broomfleet | ERY |
| GBBRJ | Brora | HLD |
| GBBQY | Broseley | SHR |
| GBBXT | Brotton | RCC |
| GBOGH | Brough | ERY |
| GBBZT | Broughton | FLN |
| GBUGT | Broughton | HAM |
| GBRNC | Brinscall | LAN |
| GBZWT | Brinsworth | ROT |
| GBBSG | Brislington | BST |
| GBBRS | Bristol | BST |
| GBBIK | Briston | NFK |
| GBBFY | Briton Ferry | NTL |
| GBBRX | Brixham | |
| GBBIX | Brixworth | NTH |
| GBBZZ | Brize Norton | OXF |
| GBBG6 | Broadbridge Heath | WSX |
| GBBDF | Broadford, Isle Of Skye | HLD |
| GBBRO | Broadheath | TRF |
| GBBYN | Broadmayne | DOR |
| GBBPE | Broadmoor | PEM |
| GBBDT | Broadstairs | KEN |
| GBBOQ | Broadstone | POL |
| GBBWA | Broadway | WOR |
| GBBKT | Brockenhurst | HAM |
| GBCKW | Brockweir | GLS |
| GBBKR | Brockworth | GLS |
| GBBRG | Bridgend | BGE |
| GBBGU | Bridgerule | DEV |
| GBBNT | Bridgnorth | SHR |
| GBBIG | Bridgtown | STS |