To retrieve the NPA to CCS Network Mapping (NCN) information by using the “List” icon, complete the following steps:
- On the NCN page, you can manually enter the Numbering Plan Area (NPA) and Common Channel Signaling (CCS) Network in the corresponding field or select the “List” icon to view the list of NPA and CCS Networks. The “Choose from the list” pop-up window is displayed with the list of available NPA and CCS Networks.
- You can either enter the full or partial desired NPA or CCS Network in the search box or select the desired NPA and CCS Network from the list.
- By selecting the desired NPA and CCS Network from the list, the NPA and CCS Network will be selected automatically in the corresponding fields. You must select the “Retrieve” button to retrieve and view the NPA and CCS Network information.
The Results portion of the NCN page will be displayed with the message, “NPA to CCS Network Mapping Retrieved Successfully” displayed at the top of the page. The NCN results page consists of NPA, CCS Network, Effective Date and Status information.
For more information on the NCN fields, their descriptions and their valid values, please click here.