ARLINGTON COUNTY COED TEAM seeking female players for Saturday games. 703-899-1258.
APPALACHIAN MOUNTAIN CLUB -- Tape: 202-298-1488.
CAPITAL CLUB -- Saturday, to Sky Meadows ($23). Bus for most trips leaves 16th and I NW at 8 a.m. with suburban stops.
CENTER CLUB -- Saturday, to Hoover Camp ($11); 703-765-0833. Tuesday, to Old Town Alexandria ($1); 202-408-0814.
MOUNTAIN CLUB OF MARYLAND -- Saturday, to Hawk Mountain Sanctuary; 410-294-9296. Saturday, to Antietam; 410-871-0066. Sunday, to Patapsco State Park; 410-337-6713.
NORTHERN VIRGINIA CLUB -- Saturday, to Fraser Preserve ($3 carpool fee); 703-506-4723 or 703-961-4063. Saturday, to Halfmoon Lookout ($10 carpool fee); 703-430-6481. Activities tape: 703-440-1805.
POTOMAC APPALACHIAN TRAIL CLUB -- Tape: 703-242-0965.
SIERRA CLUB -- Saturday, to Lake Artemesia (for kids); 301-593-4551. Saturday, to Catoctin Mountain; 301-589-1513. Saturday, to Sky Meadows; 301-770-9639. Sunday, to Calvert County; 703-256-6351. Tuesday, to Leading Ridge in Shenandoah National Park; 301-469-8931. Thursday, to Glen Echo Park; 703-451-7965. Activities tape: 202-547-2326.
WANDERBIRDS -- Sunday, to Buck Hollow in Shenandoah National Park ($18 plus park fee); 202-882-0405. Bus for most trips leaves 17th and K at 8 a.m. with suburban stops.
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.
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.
HYAN FORGE RIDING SCHOOL has classes and camps for ages 5 and up in Crownsville. 410-923-8808.
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.
ROCKING S RANCH has trail rides and lessons in Winchester. 540-678-8501.
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.
QUANTICO CLUB -- Sunday from noon to 2 at Patapsco Valley StatePark. 703-528-4636.
MCRRC LAKE NEEDWOOD 10K -- Saturday at 8:30 in Derwood. 301-353-0200.
NAVY FEDERAL 5K -- Saturday at 9 in Vienna. 703-206-4362.
ZACK'S 5K/1-MILE -- Sunday at 9 in College Park. 301-871-0400.
BWI 4-MILE/2-MILE RUN/WALK -- Sunday at 8:50 at BWI Airport. 410-993-7866.
RACE FOR COOPERATIVE Development 5K -- Oct. 1 at 8 in East Potomac Park. 202-383-5457.
ROCKVILLE 10K/5K -- Oct. 2 at 8:30 at King Farm, Rockville. 301-353-0200.
VAN METRE 5-MILE/1-MILE -- Oct. 8 at 8:30 in Ashburn. 301-871-0400.
SOMERSET BACK TO SCHOOL 8K/2K -- Oct. 9 at 8 in Chevy Chase. 301-871-0400.
CONQUERING CF 5K -- Oct. 9 at 2 at Poor House Farm Park, Martinsburg, W. Va. 304-262-9793.
SUGARLOAFERS VOLKSMARCH 5/10K, Oct. 9 at 9 in Derwood.301-926-4985.
DCRRC 5-MILE -- Oct. 15 at 9 at Fletcher's Boathouse. 703-241-0395.
DCRRC 10K/1-MILE -- Oct. 16 at 8 at West Potomac Park. 703-241-0395.
TPK 5-K -- Oct. 15 at 9 at Truro Church in Fairfax. 703-691-1006.
MONTGOMERY 30+ team needs goalie. 301-726-5642.
VIRGINIA AND D.C. leagues need players and teams. 703-851-3332.
MONTGOMERY MEN'S 45+ team needs players. 301-922-1816.