Openreach - The major network supplier of Telephone Line and Broadband services to ISPs are increasing their pricing on some products. The older style WLR3 based services (copper) will see prices increase in what Openreach describe and the motivator to move users to their newer technologies (SOGEA and FTTP).
Please check your portals for the latest tariff increases.
WLR Care Level Price Increases
https://www.openreach.co.uk/cpportal/updates/briefings/general-briefings/gen01021
WLR Other Price Increases (including rentals)
https://www.openreach.co.uk/orpg/home/products/pricing/notificationDetails.do