National Association of Home Builders
1201 15th Street, NW
Washington, DC 20005
800-368-5242 Phone
202-822-0391 Fax
Web Site:

Indiana Builders Assocation
101 W Ohio Street, Suite 1111
Indianapolis, IN 46204
800-377-6334 Phone
317-917-0335 Fax
Web Site:

Technical Assistance Hotline for NAHB members
888-624-2636 between 8:00 AM and 5:00 PM Monday through Friday
E-Mail: Website:

"Their technical staff will provide answers to the day-to-day questions members have about building products, techniques, technologies, business management, and best practices. This service is designed to assist builders, remodelers, and trade contractor members with hands-on construction issues, but may also be helpful to associates."

Indiana Underground Protection Agency

Call two days prior to digging
Phone: 800-382-5544
Fax: 877-230-0496
Web Site: