287-96 – Wire and Cable, Electronic: Audio, Coaxial, Hook-Up, Lead-In, etc.
838-28 – Cable, Copper (Cat 5, Cat 5e, Cat 6, Cat 6A, Cat 6E etc) Including Interconnecting Components and Accessories (See Class 280 for Other Communications Cable)
838-29 – Cable, Fiber Optic w/Interconnecting Components and Accessories (See Class 280 for Other Communications Cable)
838-85 – Telecommunication Parts and Accessories (Not Otherwise Classified)
838-96 – Wire and Cable, Telecommunication (Not Otherwise Specified)