TGN - Trunk Denotes a communications path connecting two switching systems in a network, used in the establishment of an end-to-end connection. Group Number

Specifies the Trunk Group Number applied per channel.

USAGE: This field is conditional.

NOTE 1: Optional when ordering wireless service using the Feature Group A Form All information required for ordering an FGA Access Line is provided for in the various fields contained within the FGA Form. The circuit detail section provides entries for the specification of ordering options, transmission levels, hunting requirements and General Exchange Tariff options. The Location section provides entries for describing the termination of the FGA. End user information entries are provided for end user billing of the FGA offering. , otherwise prohibited.

DATA CHARACTERISTICS: 4 numeric  characters

EXAMPLE: 1 2 3