Joining a professional organization is more than just a convenient way to beef up your resume. Groups such as the ones listed below can help you enhance your technical and career skills. If you need a first-hand opinion about a vendor -- or you want the inside scoop on a competitive job -- one of these associations can help.
Many organizations offer a wide range of benefits and services. Besides networking opportunities, several groups provide discounts on everything from magazine subscriptions to travel. Many have comprehensive Web sites and organize conferences or workshops.
TechRepublic contributor Suzanne Thornberry updated our listing of some of the best-known organizations for IT pros. The complete list, with descriptions, eligibility requirements, membership fees, links, and contact information, is available as a PDF download.