Voice Services

One Call Technology’s voice solutions keep Tennessee’s businesses up and running.

voice servicesWith our business class voice solutions, serving customers and keeping your employees connected from virtually anywhere is more efficient and affordable than ever.

The ever changing landscape of carriers makes trying to determine the best ‘fit’ for your business’ needs a serious challenge. You deserve a partner that will provide transparency in the vetting and selection process.

We’ll guide you though the countless options and and enhanced features as your unbiased consultants.

Simplify your communications platform today and prepare your business for the future. Let us go over your current bill. We’ll evaluate what you’re doing, assess your needs, and show you ways to save money without sacrificing service.


 Hosted PBX – Carrier Broadband

 Hosted PBX – BYOB

 SIP Trunks – Local Service and DID’s

 SIP Trunks – Long Distance

 Local Service – PRI, T1, Dynamic

 Local Service – Analog lines

 Long Distance and Toll Free

 Conferencing – Audio, Video

 Call Center Services

 Least Cost Routing Solutions

 Cellular Service, Domestic & International

 IVR/Contact Center

 Wholesale Voice Service to Carriers


At One Call, we don’t offer a one-size-fits-all package for every business. One Call Technology has direct relationships with over 100 providers across the globe, touching all of the following solution needs:

We take the pressure off of you by investigating each carrier’s offers, negotiating, and then providing you with the best set of options available. We save you time doing the research and save you energy by eliminating the high pressure sales tactics some carriers are known for.