The ASP is an international membership organization for customer support managers and professionals.

4813 Roberts Drive
The Colony, TX 75056-1673
Tel: (505) 209-2426
Email: info@asponline.com
http://www.asponline.com

CompTIA is a nonprofit trade association that provides education, certification programs, and advocacy for information technology professionals.

3500 Lacey Road, Suite 100
Downers Grove, IL 60515-5439
Tel: (630) 678-8300
Tel: (866) 835-8020
Fax: (630) 678-8384
http://www.comptia.org

HDI is an international association that offers membership, training, and certification to technical support professionals, including customer service representatives.

121 South Tejon, Suite 1100
Colorado Springs, CO 80903-2254
Tel: (800) 248-5667
Tel: (719) 955-8180
Fax: (719) 955-8146
Email: support@thinkhdi.com
http://www.thinkhdi.com

The STC has a mission to advance the practice and theory of technical communications and promote its value globally.

3251 Old Lee Highway, Suite 406
Fairfax, VA 22030-1504
Tel: (703) 522-4114
Fax: (703) 522-2075
Email: stc@stc.org
http://www.stc.org