Thinking about donating your time? There are countless ways to get involved, but here is a sampling of area organizations that recruit and coordinate volunteers for the holidays and beyond.

ALEXANDRIA VOLUNTEER BUREAU -- A referral source and clearinghouse for community volunteers in Northern Virginia. 703-836-2176. www.alexandriavolunteers.org.

ANNE ARUNDEL COUNTY DEPARTMENT OF SOCIAL SERVICES -- Recruits and trains volunteers to work as tutors, mentors, case aides, transportation aides, child care aides and office assistants. 410-269-4460. www.dhr.state.md.us/aadss.htm.

BIG BROTHERS BIG SISTERS OF THE NATIONAL CAPITAL AREA -- Partners adults with area children in its one-to-one mentoring program. 301-794-9170. www.bbbsnca.org/index.php.

BYTEBACK -- Recruits volunteers to provide computer training to low-income and unemployed people. 202-529-3395. www.byteback.org/index.html.

CHESAPEAKE BAY FOUNDATION -- Leads environmental restoration projects throughout the year. 410-268-8816. www.cbf.org.

COMMUNITY SERVICE GUILD -- Needs volunteers to serve as mentors/tutors. 202-628-8867. www.thecsg.org.

DC CITY PAGES -- A Web site where people volunteer their skills. dcpages.ari.net/cgi-bin/bbs-dcp/bbs_forum.cgi?forum=volunteer.

DC SCORES -- A youth development after-school and summer program using soccer and creative writing as tools. 202-234-4112, Ext. 304. www.americascores.org.

DOING SOMETHING -- Volunteer clearinghouse Web site. 202-393-5051. www.doingsomething.org.

FOOD & FRIENDS -- Helps those with HIV/AIDS. 202-488-8278. www.foodandfriends.org.

GREATER DC CARES -- A clearinghouse, recruiter and trainer for volunteers. 202-289-7378. www.dc-cares.org.

HOLIDAY PROJECT OF THE NATIONAL CAPITAL AREA -- Needs volunteers to help organize holiday visits to nursing home residents and hospital patients. 703-370-0370. www.holidayproject.org.

HOWARD COUNTY RECREATION AND PARKS -- Places volunteers in preschool and youth programs, sports, senior adult programs, natural resources, outdoor recreation and special events. 410-313-4624. www.co.ho.md.us/recparks/rpwhat.htm.

LITERACY VOLUNTEERS OF AMERICA -- Helps adults learn to read. 202-387-1772. www.lvanca.org.

LOUDOUN COUNTY VOLUNTEER SERVICES -- Provides information, referral and training for volunteer activities. 703-777-0113. www.co.loudoun.va.us/pio/volunteer.htm.

MONTGOMERY COUNTY VOLUNTEER CENTER -- Coordinates volunteer projects. 240-777-2600. www.montgomerycountymd.gov/siteHead. asp?page=/mc/services/volunteer/index.html.

POINTS OF LIGHT FOUNDATION -- Advocates volunteering in each state. 202-729-8000. www.pointsoflight.org/centers/find_center.cfm.

PRINCE GEORGE'S VOLUNTEER CENTER -- Promotes volunteerism. 301-699-2800.

www.multimax.com/pg/volunteer.

PROJECTWORD -- Provides information and support to people with disabilities. 703-525-9673. www.projword.org/Volunteer_Opportunities.html.

SINGLE VOLUNTEERS OF DC -- A volunteer group for singles. singlevolunteers.org/dc/.

TOUCH DC -- Serves as a clearinghouse for pairing volunteers to regional nonprofits that need their help. 202-939-3438. www.touchdc.org/volunteer.

TRAVELERS AID -- Helps visitors to the United States sort out their problems. www.travelersaid.org/ta/dc.htm.

VOLUNTARY ACTION CENTER OF THE GREATER PRINCE WILLIAM AREA -- Provides current information about local not-for-profit and human service agencies. 703-369-5292. www.volunteerprincewilliam.org.

VOLUNTEER MARYLAND -- Clearinghouse for projects throughout Maryland. www.volunteermaryland.org.

VOLUNTEER SOUTHERN MARYLAND -- Finds opportunities for volunteers in the region. 301-934-7642. www.volunteersolutions.org/vsm/volunteer.

WASHINGTON LITERACY COUNCIL -- Teaches adult students to read. 202-387-9029. users.erols.com/washlc.

WASHINGTON NEEDS YOU -- A clearinghouse of volunteer projects in the metro area. www.needsyou.org.

WEED WARRIORS -- Uses volunteers to identify, remove and control alien invasive plants in Montgomery County parks. 301-949-2818. www.mc-mncppc.org/Environment/weed_warriors/intro.shtm.