Telephone Company Contacts for ISDN Service
Ameritech ISDN Repair
Bell Atlantic
Bell South
Cincinnati Bell
NYNEX
Pac Bell
Rochester Tel
Southwestern Bell
US West
1-800-TEAMDATA
1-800-570-ISDN
1-800-247-2020
1-513-241-6900
1-800-GET-ISDN
1-800-430-ISDN (New England Area)
1-800-4PB-ISDN
1-716-777-1811
1-800-792-4736
1-800-223-7508