| Code | Name | Region |
|---|---|---|
| GBCDB | Cadeby | LEC |
| GBAEB | Cadeby | YOR |
| GBCGZ | Cadgwith | CON |
| GBCSU | Cadishead | MAN |
| GBZAJ | Caenby | LIN |
| GBCNV | Caernarfon | GWN |
| GBBEO | Burrelton | PKN |
| GBB39 | Burridge | HAM |
| GBBWR | Burrow | SOM |
| GBBBI | Burrowbridge | SOM |
| GBBPT | Burry Port | CMN |
| GBBGH | Burscough | LAN |
| GBBUE | Bursledon | HAM |
| GBBEM | Burslem | STS |
| GBUTO | Burston | NFK |
| GBKBK | Burstwick | ERY |
| GBBUN | Burton | LIN |
| GBBTD | Burton | PEM |
| GBBBK | Burton Bradstock | DOR |
| GBBUJ | Burton Joyce | NTT |
| GBBUT | Burton Latimer | NTH |
| GBESJ | Burton On Trent | DBY |
| GBBUS | Burton Upon Stather | NLN |
| GBBTR | Burton Upon Trent | STS |
| GBBNW | Burtonwood | WRT |
| GBUHS | Burwash | ESX |
| GBRGH | Burgh | |
| GBBUH | Burghead | MRY |
| GBBFC | Burghfield Common | WBK |
| GBBUZ | Burley | HAM |
| GBBQN | Burnaston | DBY |
| GBURO | Burneston | NYK |
| GBBUM | Burnham | BKM |
| GBBGR | Burnham Green | HRT |
| GBBMK | Burnham Market | NFK |
| GBBOC | Burnham On Crouch | ESS |
| GBBMA | Burnham-on-sea | SOM |
| GBBRN | Burnley | LAN |
| GBBMO | Burnmouth | SCB |
| GBDUO | Burnopfield | DUR |
| GBUSD | Burnside | ANS |
| GBBTL | Burntisland | FIF |
| GBBUW | Burntwood | STS |
| GBBPM | Burpham | SRY |
| GBBVO | Burravoe | ZET |
| GBBUF | Burray | ORK |
| GBZAI | Bugle | CON |
| GBXXQ | Buildwas | SHR |
| GBURD | Builth Road | POW |
| GBBUI | Builth Wells | POW |