Standard Mattress & Bed Base Delivery with AO: You can reach their dedicated support team on 0345 604 2352. 

Their opening hours are:

Monday to Saturday 9am-6pm

Sunday 9am-6pm

VIP Mattress & Bed Base Delivery with Rhenus Logistics: You can make contact via Whatsapp. Once your order is with Rhenus they will send you a link to book your delivery date along with the option to make contact with them via Whatsapp.

Their opening hours are:

Monday to Friday 8am-5pm

DPD: Accessory only orders and toppers are delivered via DPD. Once your order has been shipped to DPD they will email and text you inflight options. You will then be able to make changes such as changing the delivery date, request to leave parcel in a safe place and deliver to a DPD pick up shop.