| Code | Name | Region |
|---|---|---|
| GBMSY | Embsay | NYK |
| GBGNE | Emersons Green | BST |
| GBEMT | Emneth | NFK |
| GBEPH | Empingham | RUT |
| GBEMS | Emsworth | HAM |
| GBEDB | Enderby | LEC |
| GBEGT | Egremont | CMA |
| GBIGG | Eigg | |
| GBESK | Eishken | ELS |
| GBEKN | Eisken | ELS |
| GBELG | Elgin | MRY |
| GBEGO | Elgol, Isle Of Skye | HLD |
| GBELI | Elie | FIF |
| GBEIN | Eling | HAM |
| GBELK | Elkesley | NTT |
| GBEND | Elland | CLD |
| GBELB | Ellenabeich, Seil | AGB |
| GBEKM | Ellerker | ERY |
| GBELR | Ellerton | ERY |
| GBELM | Ellesmere | SHR |
| GBELL | Ellesmere Port | CHW |
| GBINM | Ellingham | NBL |
| GBELT | Ellington | CAM |
| GBELO | Ellistown | LEC |
| GBEOL | Ellon | ABD |
| GBEMP | Elm Park | HAV |
| GBEOI | Eday | ORK |
| GBEDE | Edenbridge | KEN |
| GBEFL | Edenfield | LAN |
| GBETE | Edenthorpe | DNC |
| GBLEW | Edgeware | LND |
| GB4ED | Edgmond | TFW |
| GBEDG | Edgware | HRW |
| GBEDI | Edinburgh | EDH |
| GBEDO | Edington | SOM |
| GBEST | Edith Weston | RUT |
| GBED3 | Edlington | LIN |
| GBEDM | Edmonton | HRY |
| GBEDN | Edwalton | NTT |
| GBEDW | Edwinstowe | NTT |
| GBEDZ | Edzell | ANS |
| GBEGA | Effingham | SRY |
| GBDBE | Eggborough | NYK |
| GBEGG | Egglescliffe | STT |
| GBEGH | Egham | SRY |
| GBEGI | Egilsay | ORK |
| GBEAO | Easton | LIN |
| GBEN3 | Easton | NFK |
| GBEGY | Easton Grey | WIL |
| GBEIG | Easton-in-gordano | NSM |