Pacific Coast Financial Services Rock White Company A letter with a check stating you are 2nd prize winner of 3,669.00 and may be the lucky winner of 450,000.00 San Clemente, California

I had recieved a letter from Pacific Coast Financial Services stating that i was 2nd place winner in there category of USA Mega (under the interenational sweepstakes) with serial numbers 2923534 with winning number 8-20-26-37-40. It also sent a check of 3,669.00 from Rock White Company (which is located 2575 Kasota Ave, St. Paul, MN 55108)  for being the 2nd prize and that i have a chance still to win the big pot of 450,000.00.
It also has a claim agent on the letter "John Lewis @ 1-940-603-5236".
I had gone around and looked up the names and addresses of both PCFS and rock white co. and both do not exist.
At Pacific Coast Financial Service (501 N El Camino, San Clemente, CA 92672)is some plaza, that at most has a real estate or a different finacial service name.
At Rock White company (2575 Kasota Ave, St. Paul, MN 55108) Is a distributor of construction materials called Brock White Company.
There is a Phone# on the letter which is different then Johns which is 1-940-603-5236 (area code is located in Texas.)
The Claim number on the letter is JB-518-606-ZA