If you are having issues placing an order, please follow the steps below:
1) Go to "Your Addresses": https://www.optimalprint.ie/shipment-address
2) Add your address. There you won't need a postcode.
3) Go back to your basket and continue with checkout
Contact us if the steps above didn't help and we will be happy to assist you.
Our customer support is available 24/7 for you.