AT&T Interstate Tariffs as of 11-18-05 - Prior to SBC/AT&T Merger

Ameritech

Tariff

Section :01 Application of Tariff

Section :02 General Regulations

Section :03 Carrier Common Line Access Service

Section :04 End User Access Service and Presubscription

Section :05 Ordering Options for Switched and Special Access Service

Section :06 Switched Access Service

Section :07 Special Access Service

Section :08 Specialized Network Services

Section :09 Directory Assistance Service

Section :10 Federal Government Specialized Service or Arrangements

Section :11 Special Facilities Routing of Access Services

Section :12 Specialized Service or Arrangements

Section :13 Additional Engineering, Additional Labor and Miscellaneous Services

Section :14 Operating Territory of the Ameritech Operating Companies

Section :15 Exceptions to Access Service Offerings

Section :16 Ameritech Interconnection Services

Section :17 Promotional Offerings

Section :18 Incidental InterLATA Service

Section :19 Managed Value Plan (MVP)

Section :20 Internet Transport Access Service (ITAS)

Section :21 Metropolitan Statistical Area Access Services

Section :22 Pricing Flexibility Contract Offerings

Section :23 Multi-service Optical Network (MON) Ring Service

Section :24 Optical Ethernet Metropolitan Area Network (OPT-E-MAN)

Section :25 True IP to PSTN (TIPToP) Service

Section :26 10-Gigabit Ethernet Metropolitan Area Network (DecaMAN)

Section :CC Connecting and Other Participating Carriers

Section :ES Explanation of Symbols and Abbreviations and Mapping of Basic Elements Service

Section :RP Reference to Other Tariffs and to Publications

Section :SU Access Service Introduction

Section :TC Table of Contents