A more liveable London Anyone on the electoral register can vote to select who the Conservatives will back to be Mayor of London. To register fill out the form below. Your first name (required) Your last name (required) Your Email (required) Your postcode Your responses and contact details are used in accordance with our Data Collection and Use policy. By clicking "submit" you agree to your responses and email address being used in accordance with that policy. We will not share your details with anyone outside the Conservative Party.