As the number of credit card issuers contracts, the number of credit cards seems to be expanding to infinity. Listed here are only some of the regular, prestige, affinity and reward cards available.

American Express {hbox} Delta Skymiles {hbox} Hilton HHonors {hbox} Fidelity American Express {hbox} IN:NYC {hbox} JetBlue {hbox} Starwood Preferred Guest {hbox} Bank of America* {hbox} Alaska Airlines {hbox} America West {hbox} Anne Geddes {hbox} Asiana {hbox} Hawaiian Airlines {hbox} Mercedes-Benz {hbox} Mexicana Airlines {hbox} US Airways {hbox} Capital One {hbox} Go Cash {hbox} Go Miles {hbox} Miles One Business {hbox} Chase {hbox} AAA {hbox} AARP {hbox} Academy of General Dentistry {hbox} Air Force Association {hbox} Amazon.com {hbox} American Association of Critical Care Nurses {hbox} American Boating Association {hbox} American Bowling Congress {hbox} American Institute of Certified Public Accountants {hbox} American Medical Association {hbox} American Skiing Co. {hbox} American Society of Clinical Pathologists {hbox} America's Bravest {hbox} Amnesty International USA {hbox} AOL {hbox} ASPCA {hbox} Avon {hbox} Bank of New York {hbox} B.A.S.S. {hbox} Best Friends Animal Sanctuary {hbox} BJ's Wholesale {hbox} Borders and Waldenbooks {hbox} Boxtops for Education {hbox} British Airways {hbox} Central Michigan University Student {hbox} Circuit City {hbox} The Citadel Alumni Association {hbox} Continental Airlines {hbox} Cornell University Student {hbox} Disney {hbox} Eastern Paralyzed Veterans Association {hbox} Hess {hbox} Kampgrounds of America {hbox} Marathon {hbox} Louisiana State University Athletics Student {hbox} Massachusetts Teachers Association {hbox} National Aquarium in Baltimore {hbox} National Association of Realtors {hbox} National Council of Teachers of Mathematics Association {hbox} National Geographic {hbox} National Notary Association {hbox} National Parks Conservation {hbox} New Jersey Devils {hbox} NC State University Alumni Association {hbox} Office Depot {hbox} Oklahoma State Alumni Association {hbox} Oregon State Alumni Association {hbox} Orvis Conservation {hbox} Phoenix Coyotes {hbox} Reader's Digest {hbox} St. Jude Children's {hbox} San Diego Zoo {hbox} Sheetz {hbox} Six Flags {hbox} Sony {hbox} Speedway SuperAmerica {hbox} Starbucks {hbox} Subaru {hbox} Temple University {hbox} Temple University Student {hbox} Texas Tech Alumni Association {hbox} Toys R Us {hbox} Trump Rewards {hbox} United Air Lines {hbox} U.S. Naval Academy {hbox} U.S. Naval Institute {hbox} U.S. Soccer Federation {hbox} Universal Entertainment {hbox} University of Chicago {hbox} University of Florida Alumni Association {hbox} University of Kentucky Alumni Association {hbox} University of Maryland College Park Student {hbox} University of Minnesota {hbox} University of Minnesota Student {hbox} University of Notre Dame Alumni Association {hbox} University of Nebraska Alumni Association {hbox} University of Oklahoma Student {hbox} University of Oregon Alumni Association {hbox} University of South Carolina Alumni Association {hbox} University of South Florida Alumni Association {hbox} University of Tennessee Alumni Association {hbox} University of Tennessee Student {hbox} University of Virginia Alumni Association {hbox} Utah State University {hbox} Utah State University Student {hbox} Vermont Teddy Bear {hbox} Virginia Tech Student {hbox} Western Kentucky University Alumni {hbox} Western Kentucky University Student {hbox} Western Michigan University Student {hbox} Women's International Bowling Congress {hbox} Yale University {hbox} Yale University Student {hbox} Citigroup {hbox} AAdvantage (American Airlines) {hbox} ABA {hbox} ADA {hbox} After Hours Formalwear ** {hbox} Associated Bank {hbox} AT&T Universal {hbox} Bloomingdale's ** {hbox} The Bombay Company {hbox} BP Amoco {hbox} Catherine's {hbox} The Children's Place {hbox} Citgo {hbox} Citibusiness With Thank You Network {hbox} Citi Dividend {hbox} Citi Driver's Edge {hbox} Citi mtvU Student {hbox} Citi Upromise {hbox} Conoco {hbox} Costco Wholesale {hbox} David's Bridal ** {hbox} Dell {hbox} Diner's Club {hbox} ExxonMobil {hbox} Filene's ** {hbox} Fred Meyer {hbox} Gateway {hbox} Goodyear {hbox} Hecht's ** {hbox} Hilton HHonors {hbox} Home Depot {hbox} Ikea {hbox} Intuit {hbox} J.Jill {hbox} Kelly Tires {hbox} Key Bank {hbox} La Quinta Inn & Suites {hbox} Lord & Taylor ** {hbox} Macy's ** {hbox} Marshall Field's ** {hbox} Mellon {hbox} NTB (National Tire & Battery) {hbox} Office Max {hbox} Office Depot {hbox} Phillips 66 {hbox} Priscilla of Boston ** {hbox} Quicken {hbox} Radio Shack {hbox} Sears {hbox} Shell {hbox} Staples {hbox} Sunoco {hbox} Travelocity.com {hbox} Upromise {hbox} Washington Mutual {hbox} Zales {hbox} Discover {hbox} Discover Student {hbox} Miles {hbox} Platinum American Flag {hbox} Platinum Dog {hbox} Platinum Gas {hbox} Platinum Sports {hbox} Platinum Student Tropical Beach {hbox} Platinum Wildlife {hbox} GE Consumer Financial {hbox} American Eagle Outfitters {hbox} Banana Republic {hbox} Brooks Brothers {hbox} Dillard's {hbox} ExxonMobil {hbox} Gap {hbox} J.C. Penney {hbox} Lowe's {hbox} Meijer {hbox} Mervyn's {hbox} Old Navy {hbox} Sam's Club {hbox} Wal-Mart {hbox} Wal-Mart Discover {hbox} MBNA* {hbox} AAA Platinum {hbox} Amtrak Guest Rewards {hbox} Arizona Cardinals Extra Points {hbox} Atlanta Falcons Extra Points {hbox} Barnes & Noble {hbox} BabyMint College Savings {hbox} Chicago Bears Extra Points {hbox} Cleveland Browns Extra Points {hbox} Defenders {hbox} Ducks Unlimited {hbox} Garth Brooks Touch'em All Foundation {hbox} GMAC Mortgage Equity Rewards {hbox} Golf Channel {hbox} Golf Digest {hbox} Green Bay Packers Extra Points {hbox} Hard Rock Cafe {hbox} iCruise.com {hbox} L.L. Bean {hbox} Merrill+ {hbox} Miami Dolphins Extra Points {hbox} M & T Bank {hbox} Motley Fool {hbox} Myrtle Beach Golf Holiday {hbox} National Wildlife Federation {hbox} PGA Tour Rewards {hbox} Philadelphia Eagles Extra Points {hbox} Pittsburgh Steelers Extra Points {hbox} Regions Bank WorldPoints {hbox} Sovereign WorldPoints {hbox} SunTrust WorldPoints {hbox} Tampa Bay Bucs Extra Points {hbox} Vegas.com

* Bank of America announced on June 30 it would buy MBNA, the world's largest independent credit card lender.

** Pending.

SOURCES: CardRatings.com, card issuer Web sites.