Identifies the billing telephone number for charges associated with options listed in the GETO field excluding inside wire.
USAGE: This field is conditional.
NOTE 1: Prohibited when the GETO field is “A”, “E”, “S”, “T”, “U”, “V”, “W”, “Y”, “Z” or not populated, otherwise optional.
DATA CHARACTERISTICS: 10 alpha/numeric characters (excluding 2 preprinted hyphens)
EXAMPLE: 2 0 1 - 9 8 8 - 7 3 0 0