TECH TEL NO - Technical Contact Telephone Number (NPANXX)

Identifies the telephone number of the customer technical contact.

USAGE: This field is conditional.

NOTE 1: Required when the TECH CON (NPANXX) field is populated, otherwise prohibited.

DATA CHARACTERISTICS: 14 numeric characters (excluding 3 preprinted hyphens)

EXAMPLE: 7 0 3-5 5 5-1 4 8 4-2 2 6 4