Company Codes are used to uniquely identify telecommunications service providers per industry standard ATIS-0300251.2017, Structure for the Representation of Service Providers for Information Exchange. NECA assigns all Company Codes.
Applications of Company Codes include, but are not limited to:
For instructions on ordering new Company Codes, and a link to our Company Code Request Form, please see our
Company Code Request Instructions.
To make an administrative change to an existing Company Code, please contact
A CECC allows a merged entity to retain non-surviving codes by using a reference to the record of the surviving or ‘target’ legal entity company name in the Company Code database.
For more information about CECCs, please see the
Combined Entity Company Code Request Form.
To learn more, please
As maintenance agent for Company Codes, NECA makes a full listing of all company codes available in Excel format. This listing can be ordered on a subscription basis (monthly or quarterly), or on a one-time only basis.
To order a Company Code Directory, please complete the
Company Code Directory Order Form and License Agreement.
To learn more, please
The International Telecommunication Union (ITU) Carrier Code (ICC) is a six-character or less alphanumeric code, which is unique within a given country. ICCs identify network operators or service providers (‘operators’) recognized by the national regulatory administration in a specific country.
NECA maintains the US ICC list. The
US ICC list is a subset of the
Company Code Directory.
ITU currently maintains a master list of worldwide ICCs.
United States Department of State, Washington DC 20520.
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Company Code Request Instructions and Form
CECC Request Form
ILEC Company Code Request Form
International Company Code Request Form
International Company Code Certification Letter
North American Company Code Procedures
North American Company Code Glossary
International Company Code Procedures
International Company Code Glossary