Professional Sports Authenticator (PSA) is the largest and most trusted third-party grading and authentication company in the world. PSA is the preferred choice of collectors, dealers and auction houses worldwide. PSA has processed over 30 million cards and collectibles with a cumulative declared value of over a billion dollars.

Founded by PSA in 1998 in response to widespread counterfeiting, forgery and piracy of autographed collectibles, PSA/DNA is the world's leading third-party authentication service for autographs and memorabilia.

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PSA Advantage

PSA combines state-of-the-art, proprietary methods and the hobby's most knowledgeable grading experts to render carefully considered, unbiased third-party opinions of grade. PSA means confidence for buyers and sellers alike.

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PSA/DNA Advantage

Backed by the world's leading experts and state-of-the-art technology, our four-level authentication system has been used to certify some of the most valuable collectibles in sports.

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PSA Guarantee

The PSA Financial Guarantee of Grade & Authenticity is fundamental to PSA's concept of third-party grading. The cash-back policy ensures the accuracy of the grade assigned to any PSA-graded card as long as the card remains in its tamper-evident holder. PSA guarantees that all cards submitted to it shall be graded in accordance with PSA grading standards and under the procedures of PSA.

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Read what others are saying about PSA and PSA/DNA products and services.

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PSA - PSA/DNA East Coast Office

To meet the needs of collectors and dealers on the East Coast, PSA has a location in Woodbridge, New Jersey, centrally located between New York City and Philadelphia where the Garden State Parkway and the New Jersey Turnpike meet. Autograph authentication is processed onsite, including encapsulation of standard and tallboy sized authenticated cuts and cards. All other items are accepted for submission, such as trading cards, tickets, original photographs, unopened packs and game-used items; however, such items will be shipped to the appropriate destination for processing by PSA. Drop-off submissions are accepted by appointment only Monday through Friday 9:00 AM to 4:00 PM. Items submitted by mail must be directed to the California office. Contact customer service at 800-325-1121 or click here to schedule your appointment today!


Customer Service lines are open
Monday - Friday 7:00 a.m. to 5:00 p.m. Pacific Time

In the United States call toll free at
(800) 325-1121

Outside the United States call
(949) 833-8824

E-mail: [email protected]

Mailing Address:
PSA, Professional Sports Authenticator
P.O. Box 6180
Newport Beach, CA 92658

Professional Sports Authenticator (PSA) & PSA/DNA are divisions of Collectors Universe, Inc. (NASDAQ: CLCT), the leader in third-party authentication and grading services for high-value collectibles including rare coins, trading cards, tickets, autographs, and memorabilia.

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