Companies implementing IP Telephony
IP telephony refers to using Internet Protocol packet‑switched networks to transmit voice, fax and other communications that were traditionally handled by circuit‑switched telephone lines.
64,909
companies
List of companies that implement IP Telephony
This is sourced from job postings — companies only hire for what they actively use or plan to adopt · how we source this →
| Company | Country | Industry | Employees | Revenue | Technologies |
|---|---|---|---|---|---|
 United States | Telecommunications | 61k | $80B | IP Telephony | |
United States | IT Services and IT Consulting | 103k | $7.9B | IP Telephony | |
United States | IT Services and IT Consulting | 99k | IP Telephony | ||
United States | Defense and Space Manufacturing | 37k | $14B | IP Telephony | |
United States | IT Services and IT Consulting | 6.7k | $2B | IP Telephony | |
United States | IT Services and IT Consulting | 13k | $7B | IP Telephony | |
United States | IT Services and IT Consulting | 28k | IP Telephony | ||
United States | IT Services and IT Consulting | 2.8k | $1.4B | IP Telephony | |
 United Kingdom | Telecommunications | 149k | $60B | IP Telephony | |
United States | IT Services and IT Consulting | 2.8k | IP Telephony |
Showing top companies out of 64,909 that implement IP Telephony. Get the full list on TheirStack.
Frequently asked questions