Identifies the telephone number of the person to be contacted for acceptance testing.
USAGE: This field is optional.
DATA CHARACTERISTICS: 10 numeric characters minimum, 14 numeric characters maximum
EXAMPLES: 4 1 4 6 7 8 0 1 8 4
8 0 0 9 8 2 3 6 6 0 1 1 2
2 1 6 8 2 2 1 0 0 0 1 2 3 4