About ISDN

If you have questions about ISDN, there are numerous resources available on the World Wide Web. You can consult reference materials that explain ISDN technology in greater detail or join an ISDN user's group.

Getting ISDN

The following are some resources to help you get your ISDN line installed and choose an Internet Service Provider (ISP).

ISDN Pricing and Ordering Tool

A comprehensive source for pricing information and ordering ISDN lines. For US ISDN line ordering and pricing only. Check our Pricing & Ordering solutions.

ISDN Line Providers

Regional Bell Operating Companies (RBOC) can give you more specific information regarding the availability, cost, and installation of an ISDN line. To order an ISDN line, contact the RBOC in your area. Please see the RBOC list for more information.

RBOC List

• Ameritech
• Bell Atlantic
• Bell South
• Cincinnati Bell
• GTE
• Nevada Bell
• NYNEX
• Pacific Bell
• Rochester Tele.
• SNET (Southern  New England Telephone)
• SW Bell
• US West

The list provided above includes the major Regional Bell Operating Companies (RBOC). If your telephone company is not listed here, contact Bellcore for more information regarding other telephone companies that offer ISDN in your area.

Call 1-800-992-ISDN