Sports

Basketball

FABB SPORTS registering teams and players for summer league. 301-630-9300.

BUMP 'N' RUN MEN'S and women's leagues needs teams. 202-409-8764.

Boating/Sailing

POWER BOAT SAFETY course with Coast Guard Auxiliary 14-6 starts July 26 at Carl Sandburg Middle School, Alexandria. 703-780-8914.

Schools/Clubs

ANNAPOLIS SAILING SCHOOL and Powerboat

School offers beginning and advanced courses, and Kidship sailing courses for ages 5 to 15.

800-638-9192.

CHESAPEAKE SAILING SCHOOL has courses in Annapolis. 800-966-0032.

J WORLD has courses in Annapolis. 800-966-2038 or 410-280-2040.

MARINER SAILING SCHOOL offers courses in Alexandria. 703-768-0018.

WOMANSHIP offers courses in Annapolis. 800-342-9295

Continuing

U.S. COAST GUARD AUXILIARIES and U.S. Power Squadrons offer power and sail courses. 800-336-2628; in Virginia, 800-245-2628.

Cycling

Continuing

ALL AMERICAN CLUB -- Damascus. 301-253-5800.

ATLANTIC CYCLING -- 301-610-0526.

BIKE & BRUNCH -- 301-881-2453.

BIKE THE SITES -- 202-842-2453.

FREDERICKSBURG CYCLISTS -- 540-373-1451.

MID-ATLANTIC OFF-ROAD Enthusiasts -- 703-502-0359.

NATIONAL CAPITOL VELO CLUB -- 301-562-0419.

OXON HILL CLUB -- 301-567-6760.

POTOMAC PEDALERS -- 202-363-8687.

RESTON CLUB -- 703-904-0900.

SENIOR CYCLING -- 540-668-6307.

TEAM DC -- 202-882-1337.

WASHINGTON AREA BICYCLIST Association -- 202-628-2500.

WASHINGTON WOMEN OUTDOORS -- 301-864-3070.

WHOLE WHEEL VELO CLUB -- 703-426-5255.

Field Hockey

UMPIRES AND REFEREES needed for Northern Virginia high school games. Classes start Tuesday. 703-435-6033.

Football

NON-CONTACT camp for boys ages 8 to 15 starts Monday at Holy Cross High School and July 26 at William Wirt Middle School. 301-864-2755.

FABB SPORTS registering teams and players for coed summer flag league. 301-630-9300.

Hiking/Camping

Trips

APPALACHIAN MOUNTAIN CLUB -- Tape: 202-298-1488.

CAPITAL CLUB -- Saturday, to Little Devils Stairs ($18); 703-660-0840 or 301-229-5816. Bus for most trips leaves 16th and I NW at 8 a.m. with suburban stops.

CENTER CLUB -- Saturday, Skyland to Panorama; 703-517-3490 or 301-434-7266. Sunday, to Nicholson Hollow; 301-937-1498 or 703-707-9702.

MOUNTAIN CLUB OF MARYLAND -- Sunday, to Gunpowder Falls; 410-871-0066.

NORTHERN VIRGINIA CLUB -- Friday, in Alexandria with leashed dogs. Saturday, to Sherman Gap and Massanutten Loop. Saturday at noon, in Glover Archbold Park (202-299-0745). Sunday, to Raven Rock Hollow. Sunday, to Lake Accotink. Activities tape: 703-440-1805.

POTOMAC APPALACHIAN TRAIL CLUB -- Tape: 703-242-0965.

SIERRA CLUB -- Saturday, to Rolling Ridge Foundation. Sunday, to Sugarloaf Mountain. Tuesday, to Rose River. Activities tape: 202-547-2326.

WANDERBIRDS -- Sunday, to Austin and Furnace mountains $18); 703-448-0140. Bus for most trips leaves 17th and K at 8 a.m. with suburban stops.

Horses

Continuing

ARROWHEAD EQUESTRIAN Center has lessons for children and adults near Manassas. 703- 594-3512.

BROAD RUN RIDING SCHOOL in Midland has lessons for children and adults. 540-439-9586.

BUCK VALLEY RANCH -- Trail rides near Cumberland. 717-294-3759.

CLAY HILL STABLES has classes in Landover. 301-773-0444.

ELK MOUNTAIN TRAILS has guided rides near Harpers Ferry. 301-986-8483 or 301-834-8882.

EQUILIBRIUM HORSE CENTER has instruction in Gambrills, Md. 410-721-0885.

EQUESTRIAN ENTERPRISES has weekday trail rides and Saturday instruction in Great Falls, Va. 703-759-2474.

FORT VALLEY STABLES has trail rides in Massanutten Mountains. 888-754-5771 or 540-933-6633.

FOXCHASE FARM has riding lessons and introduction to fox hunting in Middleburg. 540-687-5255.

GREENWAY STABLES offers unguided trail rides near Dulles Airport. 703-327-6117.

HARMON'S HAYRIDES -- Horse-drawn wagon rides near Brandy Station. 540-825-6707.

HIGHLANDER HORSES has trail rides in Shenandoah Valley. 540-636-4523.

HUNTER EQUESTRIAN CENTER offers riding lessons in Clinton. 301-292-9006.

LOFTMAR STABLES has hunter seat lessons in Bowie. 301-249-7893.

MARRIOTT RANCH -- Trail rides in the Blue Ridge Mountains. 540-364-2627.

MEADOWBROOK STABLES has lessons for children and adults in Chevy Chase. 301-589-9026.

MERRYMOUNT EQUESTRIAN CENTER -- Classes for children and adults in Upper Marlboro. 301-868-2109.

MOUNTAIN SPRING STABLE has trail rides in Blue Ridge Mountains. 703-987-9545.

MOUNTAINTOP RANCH has trail rides in the Shenandoah Valley and Blue Ridge Mountains. 540-298-9542.

PISCATAWAY STABLE has trail rides and hay rides in Clinton. 301-297-9808.

POTOMAC GLEN RIDING School has lessons for children and adults near Germantown. 301-601-0622.

POTOMAC HORSE CENTER offers lessons in Gaithersburg. 301-208-0200.

RIVER BOTTOM TRAIL RIDERS has trail rides in Patuxent River State Forest. 301-253-0999.

ROCK CREEK PARK HORSE CENTER has classes and rides in Northwest Washington. 202-362-0117.

RODES FARM has trail rides, lessons and pony rides in Blue Ridge Mountains. 804-325-8260.

TAMARACK STABLES has lessons and trail rides in Goldvein, Va. 703-752-7367.

TARTAN FARMS has lessons in Poolesville. 301-972-8567.

WATER'S GIFT EQUESTRIAN Center has English riding lessons in Burtonsville. 301-421-0380.

WHEATON PARK STABLES offers classes for children and adults, and Sunday trail rides. 301-622-2424.

WOODLAWN STABLES has lessons in Alexandria. 703-780-4344.

Motorcycles

Continuing

MOTORCYCLE SAFETY FOUNDATION offers beginner and advanced rider courses. 800-833-3995 or 800-446-9227.

Running/Walking

SELF-TRANSCENDENCE 2-MILE -- Saturday at 8 in Rock Creek Park. 202-363-4797.

ROTARY TWILIGHT RUNFEST -- Saturday at 8:45 p.m. in Rockville. 301-353-0200.

Future

SPRING FORWARD 5K -- July 24 at 8 in Kingstowne. 703-922-4900.

MCRRC RILEY'S RUMBLE 13.1-MILE -- July 25 at 7 at Riley's Lock, Potomac. 301-353-0200.

DCRRC BON AIR PARK 5K -- Aug. 5 at 7 in Arlington. 703-241-0395.

LEESBURG 20K/10K -- Aug. 8 at 8:15 in Leesburg. 301-871-0400.

LOCUST SHADE PARK 5K -- Aug. 14 at 7:30 in Triangle. 703-221-8579.

DCRRC BETHESDA 5K -- Aug. 15 at 6 at Lynnbrook Recreation Center, Bethesda. 703-241-0395.

DCRRC TIDAL BASIN 3K -- Aug. 18 at noon at Jefferson Memorial. 703-241-0395.

DCRRC PAUL THURSTON 4.5-MILE -- Aug. 19 at 6:45 p.m. at Burke Lake Park. 703-241-0395.

ARLINGTON COUNTY FAIR MILE -- Aug. 21 at 8:30 at Thomas Jefferson Community Center, Arlington. 703-241-0395.

Soccer

MONTGOMERY MEN'S 55+ league needs players. 301-438-8682.

WOMEN'S MASTERS team in Montgomery County needs players. 301-434-4993 or 301-792-0888.

Softball

NORTHERN VIRGINIA Senior Softball seeks men 50+ and women 40+ for Tuesday and Thursday morning leagues. 703-860-1876 or 703-524-5576.

MONTGOMERY COUNTY COED team needs female players. 301-990-4929.

Street Hockey

ALEXANDRIA LEAGUE needs teams, players and referees. 703-490-4269.

Swimming

Continuing

ANNANDALE MASTERS CLUB practices at Wakefield Park Rec Center, Annandale. 703-354-4332.

BURKE MASTERS has coached workouts in Burke. 703-582-0429.

FAIRFAX COUNTY Masters has coached workouts in Annandale, Falls Church and Oakton. 703-204-9512.

GERMANTOWN MASTERS swimming has coached workouts for adults in Gaithersburg and Germantown. 301-540-1591.

MARYMOUNT MASTERS swim team practices in Arlington. 703-284-3832.

TERRAPIN MASTERS CLUB practices at U. of Maryland. 202-387-2361.

Table Tennis

MARYLAND TABLE TENNIS Center has daily play in Gaithersburg. 301-519-8580.

Volleyball

U. OF MARYLAND camps starts Aug. 2, day sessions for boys, evenings for girls, at Reckord Armory, College Park. 301-270-0710.

Continuing

DC VOLLEYBALL has adult leagues. 202-857-0700.

FAIRFAX JUNIORS has youth clinics in Fairfax County. 703-476-1017.

MID-ATLANTIC Volleyball has clinics and tournaments. 301-972-3611.

USA VOLLEYBALL Chesapeake Region has information about leagues, clinics, camps and tournaments. 301-270-0710.

VOLLEYBALL HOUSE in Elkridge has leagues and clinics. 410-579-1007.