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Hosted Voice Solutions

Connect to Call One for your midsize or small business phone system

Call One is proud to partner with Avaya and ShoreTel to offer you a wide array of business phone systems. Once you learn more about these companies, you’ll understand why we work with them — and why you should, too.

Call One

Avaya IP Office

Avaya is a leading global provider of next-generation business collaboration and communication solutions, offering unified communications, real-time video collaboration, contact center, networking and related services. The IP Office platform is a cost-effective, all-in-one, intelligent solution meeting and exceeding the needs of small and midsize businesses.



ShoreTel’s award-winning, premised-based, all-in-one IP phone system features unified communications. Cloud-based communications services include hosted VoIP and hosted unified communications. ShoreTel is the recipient of industry awards and accolades for performance and innovation.


Contact us to Learn More

Our park district has had a relationship with Call One for more than a decade. Not only have they saved our park district thousands of dollars in telecommunications fees, but they also get involved locally and statewide, because they understand that parks, recreation and conservation are vital to the quality of life.

Joseph Patrick Stanfa, President,
Chicago Heights Park District