• Pittsburg Litle League -- Registration online for Pittsburg Little League 2013 season. $110-$150. 925-291-0107, www.pllca4.org

  • Antioch Little League -- Registration for Antioch Little League 2013 season online. For players ages 4-16. 3001 Delta Fair Boulevard, Antioch. 925-431-8478, www.AntiochLittleLeague.com

  • Antioch Little League -- Registration for Antioch Little League Junior Baseball 2013 season, 6-8 p.m., Feb. 6. For players ages 13-14. 3001 Delta Fair Boulevard, Antioch. www.AntiochLittleLeague.com

  • Antioch Babe Ruth -- 2013 Baseball Season tryouts, Feb. 16, for players ages 13, 10-12:30 p.m.; Feb. 16 for players ages 14-15, 1-3:30 p.m.; Feb. 23 for players 16-18, 10-1 p.m. Register at 1550 Auto Center Drive, Antioch, or online at antiochbaberuth.baberuthonline.com, 925-757-1787

  • Delta Baseball League -- Registration ongoing for Spring 2013 Delta Baseball League online. For players ages 4-12. 5641 Lone Tree Way, Brentwood. www.deltabaseballleague.com

    Football

  • West Pittsburg Youth Football and Cheer -- West Pittsburg Youth Football and Cheer sign-ups online. For boys and girls ages 5-14. www.wpyf.com

    Soccer

  • Delta Youth Soccer League -- Tryouts for U9-U14 boys and girls Delta Youth Soccer League, Feb 9-10 and Feb. 16-17. 1030 Apollo Ct., Antioch. www.deltasoccer.org