Here are some common reasons why your Towergate Insurance Coupon Code might be incorrect. Towergate Insurance sets a time limit for each Voucher Code, which is only valid within the validity period. If it expires, the Towergate Insurance Coupon is not available. Or you have used it in other similar products in towergateinsurance.co.uk, or it has been automatically discounted, please check. Try another one - Holiday Lodge Insurance From £1,000.