Best Mail In Autograph Authentication Service Services

Professional mail in autograph authentication service providers and services with expert reviews and rankings.

Last updated: August 2025Expert reviewed
#1

Professional Sports Authenticator (PSA)

4.8
Best Overall
$50 per item (Standard service)
Starting price

The industry leader in sports memorabilia authentication, known for their rigorous grading standards and extensive database. They specialize in sports autographs but also handle entertainment and historical signatures.

Customer Support
4
Value for Money
4.5
Reliability
5
Ease of Use
4.2

Pros

  • Industry gold standard recognition
  • Largest expert team and database
  • Highest resale value for authenticated items
  • Strong dealer network acceptance

Cons

  • Higher pricing than competitors
  • Longer turnaround times (especially during peak seasons)
  • Limited customer service accessibility
  • Strict submission requirements

Key Features

DNA authentication availableOnline submission trackingEncapsulation servicesExpert committee review processDatabase registrationTamper-evident holders
1M+ customersEst. 1991
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#2

James Spence Authentication (JSA)

4.7
$45 per item (Basic authentication)
Starting price

A highly respected authentication service founded by renowned autograph expert James Spence. They offer comprehensive authentication services across sports, entertainment, and historical categories.

Customer Support
4.5
Value for Money
4.7
Reliability
4.8
Ease of Use
4.3

Pros

  • Excellent reputation among collectors
  • Competitive pricing structure
  • Faster turnaround than PSA in many cases
  • Strong expertise in vintage autographs

Cons

  • Smaller market share than PSA
  • Less brand recognition among casual collectors
  • Limited encapsulation options
  • Fewer regional authentication events

Key Features

Multiple service tiers availableIn-person authentication eventsSignature comparison reportsCOA with detailed informationOnline database verificationDealer submission program
500K+ customersEst. 1997
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#3

Beckett Authentication Services (BAS)

4.4
$40 per item (Standard service)
Starting price

A major player in the collectibles industry offering authentication alongside their popular grading services. They provide reliable authentication with strong market acceptance.

Customer Support
4.3
Value for Money
4.6
Reliability
4.5
Ease of Use
4.7

Pros

  • Good market acceptance
  • Competitive pricing
  • Fast turnaround times
  • Strong online platform

Cons

  • Younger authentication division
  • Less established than PSA/JSA for high-end items
  • Limited historical expertise
  • Smaller expert team

Key Features

Combined grading/authentication servicesOnline submission managementDatabase registrationMobile app supportDealer network accessRegular authentication events
400K+ customersEst. 1999
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#4

Sports Card Guaranty (SCG)

4.2
$35 per item (Basic authentication)
Starting price

A growing authentication service known for competitive pricing and good customer service. They've gained traction particularly in the modern sports memorabilia market.

Customer Support
4.6
Value for Money
4.8
Reliability
4.3
Ease of Use
4.5

Pros

  • Aggressive pricing
  • Good customer service
  • Quick turnaround times
  • Modern online platform

Cons

  • Limited market recognition
  • Smaller expert team
  • Less acceptance by major auction houses
  • Limited historical expertise

Key Features

Online submission systemReal-time status updatesDigital COA availableBulk submission discountsDealer programsEncapsulation services
100K+ customersEst. 2018
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#5

Bas Authentication Services (BAS)

4.0
$30 per item (Standard authentication)
Starting price

A solid regional service that has expanded nationwide, offering competitive pricing and personalized service. They specialize in sports and entertainment authentication.

Customer Support
4.7
Value for Money
4.9
Reliability
4.1
Ease of Use
4.2

Pros

  • Lowest pricing among major providers
  • Personalized service
  • Quick turnaround
  • Good communication

Cons

  • Limited market recognition
  • Smaller customer base
  • Less acceptance by major dealers
  • Limited database resources

Key Features

Flat-rate pricingEmail updatesDigital COA optionsBulk discountsDealer authentication programsSignature research services
75K+ customersEst. 2015
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Our Review Methodology

How We Score

  • • Customer Support (25%)
  • • Value for Money (25%)
  • • Reliability (25%)
  • • Ease of Use (25%)

Research Process

  • • Expert analysis and testing
  • • Customer review analysis
  • • Feature comparison
  • • Pricing evaluation