what has to be done in order to claim a contest winning number that is out of state?

it seems I may have won an out of state contest in the amount of eight hundred and ninety thousand, seven hundred and fourty four great british pounds credited to fine UKP/????????///. thru the big big lotto...web site:www.thebigbiglotto.com. Location address: Big Big British National Lotto, 3b Olyumpic Way, Sefton Business Park, Aintree Liverpool, L30 1RD. If I am able to collect these funds with out any financial commitment, I would be truly greatful for any assistance and will gladly pay to any source the amount allowed by law. My contact info is: 832-292-6111, Thank you