WEBDevice security support. Registered in England and Wales. Company No 01471587. Registered Office: Vodafone House, The Connection, Newbury, Berkshire, RG14 2FN. *Annual Price Increase: During your minimum period, the monthly cost will increase each year on 1 April by £1.80 for Pay monthly plans with Airtime/Data, and £3 for Home Broadband plans.