| Bolton Freeland | Eastern Time | 05:00 |
| Bolton Freeport | Central Time | 06:00 |
| Bolton Enderby | Pacific Time | 08:00 |
| Bolton England | Eastern European Time | -02:00 |
| Bolton Engelberg | Central European Time | -01:00 |
| Bolton Englishtown | Eastern Time | 05:00 |
| Bolton Enmore | Eastern Australia Time | -09:00 |
| Bolton Djerba Midun | Central European Time | 00:00 |
| Bolton Djendel | Central European Time | 00:00 |
| Bolton Djelida | Central European Time | 00:00 |
| Bolton Distrito Federal | Central Time | 06:00 |
| Bolton Dikson | Krasnoyarsk Time | -06:00 |
| Bolton Dikili | Turkey Time | -02:00 |
| Bolton Dillingen | Central European Time | -01:00 |
| Bolton Dillon | Mountain Time | 07:00 |
| Bolton Dingle | Ireland Time | 00:00 |
| Bolton Dinant | Central European Time | -01:00 |
| Bolton Dinan | Central European Time | -01:00 |
| Bolton Elysburg | Eastern Time | 05:00 |
| Bolton Emalahleni | South Africa Standard Time | -01:00 |
| Bolton Embrun | Eastern Time | 05:00 |
| Bolton Emerald Beach | Eastern Australia Time | -09:00 |
| Bolton Emeryville | Pacific Time | 08:00 |
| Bolton Emu Plains | Eastern Australia Time | -09:00 |
| Bolton Empuriabrava | Central European Time | -01:00 |
| Bolton Emmaus | Eastern Time | 05:00 |
| Bolton Elmsdale | Atlantic Time | 04:00 |
| Bolton Elmvale | Eastern Time | 05:00 |
| Bolton Djilali Ben Amar | Central European Time | 00:00 |
| Bolton Elwood | Eastern Australia Time | -09:00 |
| Bolton Elx | Central European Time | -01:00 |
| Bolton Els Hostalets de Pierola | Central European Time | -01:00 |
| Bolton Elsa | Central Time | 06:00 |
| Bolton Eltham | New Zealand Time | -11:00 |
| Bolton Elon | Eastern Time | 05:00 |
| Bolton Elora | Eastern Time | 05:00 |
| Bolton Elsternwick | Eastern Australia Time | -09:00 |
| Bolton Elstree | United Kingdom Time | 00:00 |