§  64.2329   Format.

   (a) A carrier shall provide subscriber list information obtained in its
   capacity as a provider of telephone exchange service to a requesting
   directory publisher in the format the publisher specifies, if the
   carrier's internal systems can accommodate that format.

   (b) If a carrier's internal systems do not permit the carrier to
   provide subscriber list information in the format the directory
   publisher specifies, the carrier shall:

   (1) Within thirty days of receiving the publisher's request, inform the
   directory publisher that the requested format cannot be accommodated
   and tell the directory publisher which formats can be accommodated; and

   (2) Provide the requested subscriber list information in the format the
   directory publisher chooses from among the available formats.