• Danville Bulls Elite Travel Ball -- Tryouts by appointment for 13U-20U summer teams, 925-708-3173, lancerblankenship@sbcglobal.net

  • San Ramon Slammers -- East Bay Club Baseball is forming a Spring league for freshmen, sophomores and juniors. See www.sanramonball.com for more information.

  • Baseball USA Nationals -- Tryouts by appointment for the 13U-18U Baseball USA Nationals teams. 6761 Sierra Ct., Suite B, Dublin. 925-785-5531, Coachfisher44@aol.com

  • East Bay Zephyrs -- Tryouts by appointment for 13U-14U East Bay Zephyrs Baseball team. 925-324-5883, kylegross10@gmail.com

  • JOBL -- Tryouts for boys 10U Patriots traveling team. April 7 from 2-4 p.m. at JOBL Complex, Laura Alice Way and Nelson Ave., Concord, 415-377-9069, www.eteamz.com/jobl

  • Spring Baseball League -- Freshmen and sophomores interested in playing competive baseball who are not on a high school team this spring contact Don Gieseke 925-446-6568

    BASKETBALL

  • PleasantonYouth Basketball -- Pleasanton Youth Basketball registration is online. Season runs through March. For boys and girls grades 1-12. 925-931-3439, www.pleasantonfun.com

    Cycling


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  • Fremont Freewheelers Bicycle Club -- 41st Annual Primavera Century, 7 a.m.-5 p.m., April 21. For all ages. Mission San Jose High School, 41717 Palm Avenue, Fremont. $60. Family fun ride: Adults $20, under 18 $10. 510-490-8098, www.ffbc.org/primavera

    Football

  • East Bay Youth Sports -- Registration for Ultimate Tackle Football and NFL Flag Football Seasons, 9 a.m.-3 p.m., through May 5. For boys and girls ages 5-14. Woodside Elementary School, 761 San Simeon Dr. Concord and San Ramon Valley High School, 500 Danville Blvd., Danville. $165-$195. 925-952-4450, www.ebys.org

  • Pleasanton Junior Football League -- PSJL Flag Football Masters Division registration open. For players grades 9-12. $95. 925-989-0540, www.pjfl.com

    Gaelic Sports

  • Gaelic Athletic Association -- Registration for spring/summer 2013 Gaelic football and hurling season open. For boys and girls ages 6-18. Gaelic Athletic Fields, Treasure Island. 415-574-7534, Kathlyn.quinn.gda.western.usa@gaa.ie

    Golf

  • First Tee of Contra Costa -- First Tee of Contra Costa spring sessions 4-5:30 p.m. weekdays and 9:30-5:30 p.m. Saturday, through May 24. For boys and girls ages 5-17. Diablo Creek GC, Boundary Oak GC, Lone Tree GC, Pine Meadow GC, Hiddenbrooke GC. $75 for ages 5-6, $79 for ages 7-17, 925-963-0740, larrylee52@comcast.net, www.thefirstteecontracosta.org

  • First Tee of Contra Costa -- Volunteers needed for First Tee of Contra Costa spring sessions 4-5:30 p.m. weekdays and 9:30 a.m.-5:30 p.m. through May 24. Diablo Creek GC, Boundary Oak GC, Lone Tree GC, Pine Meadow GC, Hiddenbrooke GC. 925-963-0740, larrylee52@comcast.net, www.thefirstteecontracosta.org

    Running

  • Martinez Brickyard Run -- April 7 at 8:30 a.m. Register online at: raceroster.com/events/2013/666/Martinez-Brickyard-Run. Registration will also be available on the morning of the race, starting at 7 a.m. Race entry is $25.00. Contact Kevin Searls at KNSearls@comcast.net

    Soccer

  • Mustang Soccer -- Registration is open for all ages and skill levels, through June 30, after June 30th a $50 late fee will apply, www.mustangsoccer.com

  • DFC Soccer -- Tryouts by appointment for girls U14 DFC Gold team. Looking for two players and a goalkeeper. 925-671-2851, 925-200-7491

    SOFTBALL

  • SRVGAL -- Umpires wanted for San Ramon Valley Girls Athletic League Softball. 925-575-0815, www.srvgal.org/umpires.html

  • Havoc Softball Club -- Tryouts by appointment for the 10U 2011 USSSA State Champion Havoc Softball Club. 925-586-5029, havocsoftballclub1@gmail.com

  • Walnut Creek Adult Softball League -- Men and Womens Spring League, 14 game season and double elimination playoffs, April 1-Aug. 15. Heather Farms Park, Walnut Creek. $785 per team. 925-943-1955, www.wcasi.org

    Table TENNIS

  • Concord Table Tennis Club -- Play and Learn Table Tennis, Sundays: 10 a.m.-2:30 p.m., Mondays: 7-10 p.m., Tuesdays: 7:30-10 p.m., and Thursdays: 6:45-10:15 p.m. For players all ages. 796 Grayson Road, Pleasant Hill. $3-$7 a day, $15-$30 for a season membership. 925-689-7463, www.concordtabletennis.com

    Water Polo

  • Lazers Water Polo Club -- Registrations for 14U team through May 17 (Monday, Wednesday and Friday), 4-5:30 p.m., at Robert Livermore Community Center Pool, $275 Livermore residents only, 925-373-5751 or www.larpd.dst.ca.us

    JOBS

  • Athenian High School -- Looking for women's varsity, JV, and frosh volleyball coaches. Also, looking for boys varsity basketball coach. Contact Darek Cliff, 925-362-7206, darek.cliff@athenian.org

  • Dougherty Valley High School -- Looking for varsity, JV, and freshman baseball assistant coaches. 925-337-0948, bfreitas@dvhigh.net

  • East Bay Youth Sports -- Looking for sports coaches and camp directors. Football, baseball, basketball, soccer, lacrosse, and skateboard. Walnut Creek, Danville, and Dublin locations. 925-952-4450, eastbaysummercamps.com

  • Diablo Football -- Looking for coaches for spring league, which starts in April. 925-305-8162

  • Livermore Valley Charter Prep High School -- Looking for a boys varsity soccer coach and a girls varsity volleyball coach. 925-456-9000, mburstein@lvcp.org