Voice Services

Today’s businesses, large and small, need to balance the need for cost-effective communication solutions with the demands for the highest quality services available. With Threshold Communications, you no longer need to choose between quality and affordability. Our industry-leading solutions combine the best of both, quality and affordability.

Key Features:

  • No geographic limitations
  • VOIP and legacy systems supported
  • Unparalleled 24×7 customer care

All of our carriers provide all-digital, clear, fast, and reliable transmission, with quality standards assured by real-time monitoring and proactive maintenance.


SIP Trunks (Session Initiated Protocol):

SIP (Session Initiation Protocol) Trunking solution provides enterprises with tangible benefits in hard cost savings and operational network efficiencies. SIP Trunking is an important networking capability for companies looking for network design efficiency, cost reduction for WAN networking and new SIP-enabled applications.

Learn more about SIP trunking solutions offered by Threshold Communications.

Hosted PBX (VOIP)

As the leader in delivering business-grade voice over IP (VOIP) communications, Threshold Communications gives businesses an advantage over their competition. In order for businesses to succeed, they require the flexibility and capability to address their changing needs in voice and data communications.

Our Hosted VoIP solution includes: Router, Switches, IP Phones, Local and Long Distance, toll-free, Firewall, Internet Access and Private Network connectivity between multiple locations.  Learn more about Hosted PBX.


Dial Tone – both locally and nationwide

Threshold Local Phone Service offers the reliability and flexibility to keep you in touch with customers and business partners. As the most heavily used communications services, Threshold will present a customized comprehensive and cost-effective calling plan package with feature-rich offerings to meet your communications needs.

When you partner with Threshold, we make the entire process seamless to you and the outside world. You have the option to keep your existing numbers or provision a new set of numbers. Our goal is to deliver the solution that fits your organization and make the transition as smooth and quick as possible. Learn more about Local Phone Services from Threshold.


Toll-Free Service

Threshold’s Toll Free service not only allows businesses the ability to attract but also has carrier diversity with our duel-carrier resp-org option. Learn more about Toll-Free Service.


Responsible Organization Services (Resp-Org):

RespOrg is short for Responsible Organization. Resp Org responsibilities were designed in the late 1980’s as the entities that would set-up the routing in the nationwide data base (SMS) that houses all toll free numbers. Learn about Threshold RespOrg features.


Long Distance Service

As your connection to the world, Threshold Long Distance Phone Service provides Interstate Long Distance to all the U.S. states as well as International locations from A-Z at competitive prices.

Threshold offers the highest quality of service and reliability. We recognize each organization has different long distance calling needs and that is why we will customize a calling plan that fits your business needs. Learn more about Long Distance Service.


Conference Calling (Voice and Web Conferencing)

Save the cost, time, and disruption of travel with Threshold Conference Calling services. You can conduct effective, interactive meetings based anywhere in the world at any time of day.

Private Lines will take the hassle out of the public internet and Threshold will take the hassle out of your communications service.