Organizers
- Brazen Racing
- Brazil in Chicago
- Brazilian United Soccer Academy
- Brazos Little League
- Brazos Valley Museum of Natural History
- Brazos Valley Warrior
- Brea 8K Classic
- Brea Girls Softball
- Break-Away Bicycle Club
- Breakaway Bike & Fitness
- Breakaway Promotions
- Breakaway Sports
- Breast Cancer Foundation of the Ozarks
- Breathe Baseball
- Brebeuf Jesuit Preparatory School
- BREC
- Breckenridge Little League
- Breckenridge Recreation Department
- Brelby Theatre Company
- Bremen Kiwanis Kids Triathlon
- Bremerton Parks & Recreation
- Brenau University
- Brendan's Arts Center
- Brent Crouch Camps LLC
- Brent Crouch Volleyball Camps and Clinics
- Brent Shelton Baseball Camps LLC
- Brentwood Art Center
- Brentwood Endurance Athletic Team
- Brentwood School
- Brethren Disaster Relief Auction
- Breton Bay Golf & CC
- Brett Smith Memorial Run
- Brett Surrency Soccer Camps
- Brevard Alzheimer's Foundation, Inc.
- Brevard Distance Runners Camp
- Brevard Rotary Foundation
- Brew Mile
- Brewster Regional Little League
- Brian Beaury Basketball Camp @ The College of St. Rose
- brian clancy
- Brian Dumler, PGA Professional
- Brian Haddock's Griffin Soccer Camp
- Brian Jacobs Golf
- Brian Locher Road Racing
- brianintorg
- Briarlake Elementary School
- Briarlake Recreation
- Briarwood El Camino Little League
- Briarwood Elementary School
- BriceC