Vacant Code Announcement

This announcement is played when a customer mis-dialed or the NPA-NXX or NXX-X is not valid. An example of such a recording is as follows: “We’re sorry, your call cannot be completed as dialed. Please, check the number and try again. ” (See “NIIF Reference Document Part 2 – Installation and Maintenance Responsibilities for SS7 Links and Trunks Attachment H – SS7 Cause Codes and Tones and Announcements,” ATIS-030001
9. )