Identifies pricing based on a third party vendor for off-net service.
VALID ENTRIES:
001-999
NOTE 1: Valid values are based on provider contracts and /or negotiations.
USAGE: This field is conditional.
NOTE 1: Required when the EA TYPE-A or EA TYPE-Z field is "4" or "S", otherwise prohibited.
DATA CHARACTERISTICS: 3 numeric characters
EXAMPLE: 7 2 1
0 0 3