What areas are excluded from offer of Free Delivery?

Offer of free delivery on orders over £100 excluding VAT applies to addresses in mainland UK but excludes remote areas such as Scottish Highlands (IV, HS, KA27-28, KW, PA20-49, PA60-78, PH17-26, PH30-44, PH49-50, ZE), Isle of Wight (PO30-41), Scottish Islands, Northern Ireland, IOM, Jersey & Guernsey (BT, IM, TR21-25, JE, GY)