Here are some web sites that sell PSP games and deliver them to Ireland.

GAME - sell nothing but video games and consoles. They have a good selection of PSP games and will deliver to Ireland for £2.95 GBP per order (Max weight 1Kg) .
Play.com also sell PSP games as well as DVDs and Cds. Free delivery to Ireland.
Sendit don't charge extra for delivering PSP games to Ireland. DVDs and Music are also sold here.
Blah is another online shop with free delivery to Ireland on all orders. They stock PSP games. They also sell DVDs and CDs.
CD WOW sell a selection of PSP games too and delivery to Ireland is included in the prices you see.
HMV Sell some PSP games. They deliver to Ireland too - the cost depends on the number of items ordered. A typical order of 2 games would cost £3.50 GBP to deliver anywere in Ireland HMV also sell cds and DVds	HMV

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