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Umpire Account

Manage your assignments, availability, and earnings

Game assignment management

Availability calendar

Payment tracking & history

Digital umpire card

Rate & position preferences

ICS calendar sync

⚾ Join as Umpire

Manage your assignments and availability — free.

Free

No credit card required to start

Create Your Account

Manage your umpire assignments

Or sign up with email

League Code (Optional)

Have a code from your league? Enter it here to join automatically.

First Name

Last Name

Suffix (optional)

Email Address

Phone Number

Promo Code (Optional)

Have a promo code? Enter it here to unlock full access!

Password

By signing up, you agree to our Terms of Service and Privacy Policy.

DiamondOS - Baseball League & Team Management Software