BaseballPLAYERS: Potomac Riverdogs, a 14-and-under team, seeks players. Information: 571-344-1488, or tom@riverdogs.org. PLAYERS: Lower Loudoun Little League will have tryouts for players ages 8-12, Tuesday and Wednesday and March 1 and 3 at Diamond Sports Training. Information: 703-430-6019, or http://www.llbaseball.com.

PLAYERS: Lower Loudoun Little League Challenger Division is accepting registration through March 17 for children 6-18 who have special needs that preclude them from participating in a competitive baseball program. Information: Kim McDonald, 703-421-7662.

PLAYERS: Greater Loudoun Babe Ruth will have final tryouts for 13-year-old world series team 1-3 p.m. Monday at Notre Dame Academy. Information: Paul McMahon, paul19@starpower.net.

PLAYERS:Sterling Xplosion, a 15-and-under team, seeks players. Information: Manager Rick Orpin, 703-926-1100, rorpin0626@aol.com.

PLAYERS: Cheers Sports Red Storm, an under-15 team, seeks players. Information: Bill Tice, 703-585-2455, billtice01@aol.com.

BasketballPLAYERS: Horizon Basketball Association, a training and developmental program, will have tryouts March 15 for Horizon Elite girls' travel team. Information: 571-434-8422, http://www.horizonbasketball.com.

PLAYERS: Ashburn Athletic Association will have tryouts for its sixth-grade girls' travel team. Information: Kevin Prince, 703-729-7553, kprince14@yahoo.com.

PLAYERS: Two Ridges Basketball League is registering boys and girls in grades 4-12 in the districts of Stone Bridge High School/Belmont Ridge Middle School and Briar Woods High School/Eagle Ridge Middle School. Information: http://www.ridgeshoops.org.

PLAYERS: Farmwell Station Basketball League is registering grade 4-12 students in the Broad Run High School and Farmwell Station Middle School districts. Information: http://www.fsbl.org.

PLAYERS: Loudoun Freedom, a girls' AAU organization, will have tryouts beginning Sunday for players under-11 through under-17. Information: Michael Turner, 703-303-0808, michaelturner@aol.com, http://www.loudounfreedom.com.

PLAYERS: Mercer Basketball League seeks players in grades 2-12 in the Dulles South area. Students who are home-schooled or attend private schools in this school zone can participate. The league also seeks an experienced coach for a travel position. Information: http://www.mercerhoops.com.

SoccerPLAYERS: Loudoun County Department of Parks, Recreation and Community Services is accepting registration through 5:30 p.m. March 9 for coed A and B divisions as well as men's and women's A and B divisions. Fee is $715 per team for coed and men, $675 for women, plus $29 for each nonresident team member. Mandatory captains meeting is 7:30 p.m. March 29. Information: http://www.loudoun.gov/prcs/sport/adult.htm, or Dan Bureau, 703-771-5211, dan.bureau@loudoun.gov. PLAYERS: ASC Panthers, an under-14 boys' select ODSL team, seeks field players and a goalkeeper. Information: Bob Gray, 703-858-0780, 703-314-9977, ascpanthers@yahoo.com.

PLAYERS:ASC Extreme, an under-11 boys' select NCSL team, seeks field players and a goalkeeper. Information: Joseph Farran, 571-435-4955, joseph.farran@yum.com. Spanish-speaking players may contact Ana Hernandez, 703-669-1021, manin95@yahoo.com.

PLAYERS: Sterling Youth Soccer Association is accepting online registration. Volunteer coaches needed as well. Information: http://www.sysa.net.

PLAYERS: LRSC Crush, a girls' under-16 ODSL Division I team, seeks two field players. Information: Coach Leslie Arrington, 703-314-9613, lesliearrington@verizon.net.

PLAYERS: Sterling Revolution, an under-15 National Capital Soccer League Division 5 boys' team, seeks players. Information: Kathie Pfeffer-Hahn, 703-787-8862, or katrand2@verizon.net.

PLAYERS: VISTA Vista LFC Fire, an under-15 girls' team, seeks players. Information: Coach Paul O'Connell, 703-738-6792, holyx@hotmail.com or http://www.lfcfire.org.

PLAYERS: Ashburn Premier Gold, an under-12 girls' team, seeks players. Information: playsoccer@ashburnpremier.com, or Kirsten Bonner, 703-969-5845.

PLAYERS: SYC Fusion Soccer, an under-12 boys' team, seeks players. Information: http://www.sycfusion.com.

PLAYERS: ODFC Clash, a Washington Area Girls Soccer under-11 girls' travel team, seeks players. Information: Coach Kirk Smith, 703-327-6642, aldie2greer@msn.com.

PLAYERS: ASC Extreme, an under-15 girls' travel team, seeks players. Information: jacquelinejbarnes@yahoo.com, leesburgkim@yahoo.com.

PLAYERS: VSA Heat Gold, an under-12 WAGS team, seeks field players and a goalkeeper. Information: http://eteamz.active.com/vsaheatgoldgirls, or Gina Burress, 703-392-6061, curlygirl41@comcast.net, or Scott Rinderle, 703-257-9475, scott.rinderle@sprint.com.

PLAYERS: ASC Wolves, a rising under-9 girls' travel team, seeks players. Information: Coach Rick Bender, 703-860-8785, rickbender44@yahoo.com.

PLAYERS: Fauquier County Soccer Club seeks players for its TOPSoccer program for children with learning or physical disabilities. Information: topsoccer@adelphia.net, http://www.fcsc.org.

SoftballPLAYERS: Western Prince William Sports Association is registering adult men's and coed teams. Organization meeting is March 11 at the Clubhouse Restaurant and Sports Bar in Manassas. Meeting times: coed, 2 p.m.; men's divisions 4-6, 4 p.m.; and men's divisions 1-3, 6 p.m. Information: Suzie Stephens, 703-361-1027, or wpwsasoftball@aol.com.

PLAYERS: Loudoun County Department of Parks, Recreation and Community Services is accepting registration for adult leagues in the following divisions: men's B-E and 35-and-older; coed B-D; women's; and church divisions 1-3. Fee is $775 for most divisions. Fee for church division 3 is $400 (no umpires provided for non-tournament games). There is a $29 fee for each nonresident team member. Registration and payment are due by 5:30 p.m. March 2 (5:30 p.m. March 23 for church division 3). Mandatory captains meeting will be 7:30-9 p.m. March 22 in Leesburg. Tournaments will be March 17 and 18 at Potomack Lakes Sportsplex. Fee is $125 per team by March 9. Information: http://www.loudoun.gov, or Tim Lander, tlander@loudoun.gov.

PLAYERS: Fire and Ice, a 12-and-under fast-pitch travel team, seeks two players. Information: Greg McClay, 703-450-6436, g.mcclay@comcast.net.

PLAYERS: Golden Girls of Northern Virginia, a senior women's league, seeks players older than 40. Information: Donna at 703-938-0387 or http://www.goldengirls.org.

PLAYERS: Ashburn Shooting Stars, a 14-and-under fast-pitch travel team, seeks players. Information: Keith Ball, 703-723-5122, keith_ball@freddiemac.com.

PLAYERS: Ashburn Girls Softball League is accepting registration through March 11. Information: Dan Boyle, 703-380-2947, or http://www.sportability.com/agsl.

PLAYERS: Fire-n-Ice, a 16-and-under travel team, seeks a pitcher and a catcher. Information: Kevin Miller, 540-668-6520;, or Allen Mocabee, 703-729-7228, mocabee@netzero.net.

PLAYERS: Ashburn Shooting Stars 18-and-under fast-pitch team is having tryouts. Information: Bryan Tiplady, 703-858-2966, http://www.whitestarz.com.

MiscellaneousCAMP: DMB Sports Group will run multisport camps on school holidays for ages 5-12, 9 a.m.-4 p.m., with optional after-care 4-6 p.m., at the National Conference Center in Lansdowne. Information: Mel Ryburn, 703-444-8805, Ext. 112, or http://www.dmbsportscamp.com.

FIELD HOCKEY: Loudoun Field Hockey Association is accepting registration for girls 8-15 and seeks volunteer coaches and officials. Adult league also available. Early registration at discounted rate ends today. Open houses will be 1-2 p.m. Saturday at West Field in Leesburg and Sunday at East Field in Sterling. Information: 703-444-1020, Ext. 104, http://www.loudounfieldhockey.org, or meg@loudounfieldhockey.org.

FLAG FOOTBALL: Cascades Flag Football is accepting registration for ages 5-13. Information: Melissa Ryburn, 703-444-8805, Ext. 112, http://www.youthflag.com/cascades or cascades@youthflag.com.

FLAG FOOTBALL: NFL Flag in Northern Virginia is accepting online registration for the spring season. Information: http://www.youthproflag.com, admin@youthproflag.com or 703-724-9241.

FLAG FOOTBALL:NOVA NFL youth league seeks players ages 6-17 from Loudoun County. Information: novaflag@mindspring.com, http://www.novaflag.com.

IN-LINE HOCKEY: Leesburg Inline Hockey League is registering players in 8-and-younger through 14-and-younger age groups through March 1. Information: http://www.lilhl.org, or 703-777-7547.

IN-LINE HOCKEY: Mad Dogs Inline Hockey travel club will conduct tryouts March 16 at Bow Inline rink in Centreville. Information: http://www.maddogshockey.com.

IN-LINE HOCKEY: Ashburn Inline Hockey is accepting registration for the winter season for children ages 4-18. Information: http://www.ashburninlinehockey.com, or 703-201-1690.

LACROSSE: NoVa West Lacrosse is accepting registration for its summer programs for grades 6-9 (June 26-29) and grades 2-6 (July 9-13). Information: http://www.novawestlax.com.

LACROSSE: Western Loudoun Lacrosse is registering children ages 7-15 for spring league beginning March 31 at Franklin Park in Purcellville. Fee is $150. Information: http://www.westernloudounlax.org, 703-391-8555.

SWIMMING: Curl-Burke Swim Club will offer morning and afternoon practice times for all ages at Claude Moore pool. Information: Marilyn Mangels, 703-860-9157, or Kathy Lane, cubutysons@cox.net.

TRACK AND FIELD: Loudoun Special Forces Track Club annual open house and orientation is 6-8 p.m. March 4 and 11 at the Leesburg Armory. Information: Nick Savage, 703-777-7044, http://www.sftrack.org.

TRACK AND FIELD: Loudoun Track & Field Club is accepting registration through March 15 for elementary and middle school students. Information: John Casale, 703-729-9580, or http://www.loudountrack.org.

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Details: Do you have a sports event, tryout or program that you want residents of Loudoun and Fauquier to know about? Send a notice by noon Wednesday, including a contact name, phone number and dates when you would like the information published. Submissions run as space permits.