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InBound SIP Lines

SIP Voice Solutions

For Low Latency, Robust
Enterprise-Grade Telephony.



Setting higher industry standards for voice services.

While robust, low latency SIP services form the backbone of many powerful communication and collaboration solutions today, nearly all SIP users have one application in common: great voice telephony.

Voxtelesys provides carrier-grade outbound termination, inbound and toll free origination service on one of today’s most extensive and reliable voice networks.  Many long distance VoIP access providers today base their own services on our cutting edge systems and network.

Our SIP-based voice services include:

Inbound SIP Voice For Cutting
Edge Call Quality.

SIP voice is clearly one of today’s best and most affordable options for creating more scalable, cost effective and manageable call centers.  Voxtelesys inbound SIP call origination combines all the flexibility advantages of VoIP with the benefits of working with a cutting edge service carrier: 99.999% (five-nine) network availability, access to over 3,300 rate centers throughout the U.S., custom call routing per your organization’s unique requirements and more.

Our aggregated local DID inbound services ensure that you receive the best low-latency call quality at the most competitive rates possible – exactly the level of excellence you should expect in a SIP voice provider.

HD Quality Voice Service

Experience the clear, low latency quality of HD voice.  Based on the G711-ULAW/ALAW and G729 codecs, our SIP service delivers the best call quality available today.


Local Number Provisioning

When you need local numbers or want to port your numbers to Vox, you’re covered. Our team is ready to deliver available DIDs for more than 8,500 rate centers.

Dependable SIP Service

Eliminate down time, poor call quality and unresponsive customer service. Our top quality voice with 99.999% uptime reliability means that you’re never in the dark for long.

About Voxtelesys

In today’s telecom world, SIP and VoIP are often just acronyms for one-size-fits-all voice service bundles that offer too little and cost too much.  At VoxTeleSys, we are working to change that.

Our reputation as a top tier VoIP service provider is well established. Not only do we deliver Quality of Service (QoS) and reliable trunk availability that rivals – or surpasses – any other SIP competitor in today’s market, but VoxTeleSys does so with unmatched customer service and at low cost.

Read About Votelesys