Telephone (800) 540-5350   McMahon Telecom is your one call solution.

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Communication Solutions

In addition to selling only quality brand name products, McMahon Telecom also services the majority of the phones systems that are already installed in the business community. McMahon sells and services phone systems, we also provide:
- VOIP (Voice Over Internet Protocol)
- install and maintain telephone and voicemail systems
- telephone system relocation
- voicemail systems and unified messaging
- new & reconditioned equipment
- cabling (voice & data)
- maintenance
- consulting

We are a one source solution for all your communication needs.

McMahon Telecommunications has been serving Southern California since 1984. We have built a reputation for quality and efficiency over the years and our commitment to service and reliability has been the key to our success.

McMahon is a full service company and our technicians are on call 24 hours a day, 7 days a week. Once notified of a major interruption in your service, a technician can be at your location within 2 hours any day of the week.

Our Mission

McMahon is dedicated to providing equipment and services that will meet the high standards of our dedicated customers.

Contact Information

Please feel free to contact us anytime.

Telephone
800 540-5350
FAX
714 544-6041
Corporate address
17802 Irvine Blvd., Suite 111, Tustin, Ca. 92780
Contact us by email
General Information: customerservice@mcmahontelecom.com
Sales: sales@mcmahontelecom.com
Customer Support: customerservice@mcmahontelecom.com
Webmaster: webmaster@mcmahontelecom.com