Wired Telecommunications Network Operation

**Exclusions/References:** - Units mainly engaged in - (a) operating and maintaining switching and transmission facilities that provide omni-directional or point-to point communications via wireless telecommunication networks are included in Class 5802 Other Telecommunications Network Operation; - (b) reselling telecommunications without operating a network are included in Class 5809 Other Telecommunications Services; - (c) producing and broadcasting television programs for pay or subscription television networks or stations are included in Class 5622 Cable and Other Subscription Broadcasting; - (d) publishing telephone directories are included in Class 5414 Directory and Mailing List Publishing; and - (e) maintaining and installing telecommunications infrastructure are included in Class 3109 Other Heavy and Civil Engineering Construction. **Primary Activities:** - International telephone network operation (wired) - Local telephone network operation (wired) - Long distance telephone network operation (wired) - Telecommunications network operation (wired) - Voice Over Internet Protocol (VoIP) Provision (Wired telecommunication-based)