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COS Telephone

Telecommunications Company

COS Telephone offers the Nortel and Avaya telephone systems and solutions for small to large businesses. Nortel and Avaya are two of the world’s leading providers of business communications hardware.

Hours (as posted)

• Hours: Monday – Friday 8:00 AM – 5:00 PM PST

Agents: this record as JSON → /api/v1/us/nv/las-vegas/cos-telephone.json

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Sources: meta (CDLA-Permissive-2.0); business website read 2026-10-14. About our data.