Ten-Digit 800 Service Number Administration Guidelines
Document Number TA-TAP-000459
Issue Number 02
Issue Date Aug 1987
ABSTRACT: Ten-digit 800 carrier identification provides an opportunity for additional flexibility in assigning ten-digit 800 Service numbers.
However, it is essential that consistent, impartial procedures for assigning these ten-digit 800 Service numbers be defined,
implemented, and administered.
This Technical Advisory (TA) provides the preliminary view of Telcordia on guidelines for ten-digit 800 number assignment for
multiple 800 Service carriers. The document outlines the basic principles regarding 800 Service number assignment and number recovery.
TA-TAP-000459 replaced TA-NPL-000302.