JK CODE - Jack Code

Identifies the standard code for the particular registered or non-registered jack used to terminate the service.

USAGE: This field is conditional.

NOTE 1: Required when the JS field is "E" or "N".

NOTE 2: Prohibited when the JS field is not populated.

NOTE 3: Otherwise optional.

DATA CHARACTERISTICS: 5 alpha/numeric characters

EXAMPLE: R J 2 1 X