Online Year Books Now Available.

2018 - 2019 League Codes

2018 - 2019 Yearbook

Upcoming Events:

2020 City Open Tournament

2020 City Woman's Tournament​

2020 Youth Championship Tournament

2020 Youth High Average Tournament

2020 Pepsi Regional Tournament

You can find several types of forms and league aids to help get you through the season.

Welcome to the  

GB USBC Web site. 

Messages to our bowlers:

Event Info

Greater Baltimore USBC  Association


Welcome to the 2019-2020 Season

Welcome to the new season.

The 2018-2019 yearbook is now available to view and download at the link below. 

Important Rule Changes this year!

  1. General Playing Rules Rule 18, Bowling Ball - Altering Surface
    1. Bowling balls cannot be cleaned with liquid substances or cleaning agents or have any foreign materials on the ball including but not limited to powder, rosin, marker or paint.
  2. League Rules Rule 102e, Item 9, Duties of the Secretary
    1. Requires final averages to be submitted to the local association within 15 days of the completion of the league.