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Network Provider-SCP Owner/Operator Company Codes (NCC) Field Descriptions | ||
| Field/Object | Descriptions | Valid Values/Actions |
| CCS Network | Mandatory 2-character code that identifies a CCS Network in the TFNRegistry™. It must match a Common Channel Signaling (CCS) Network code that is valid per the CCS Network Information (NET) page. | 2-alphabetic characters |
| Company Code (CO) | Mandatory 2-character code that identifies the ILEC that operates the central office switch and the CCS Network serving the NPA-NXX. Each entered CO code must match a CO code that is valid per the NPA-NXX-LATA Information (NXL) page. | 2-character code |