Zentrunk - Cloud based SIP trunking
  • Pay as you go Pricing
  • Global Connectivity
  • Unlimited Concurrent Calls
  • Connect Your VoIP Infrastructure in Mins.
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  • GoDaddy
  • Workday
  • Deckers
  • Greyhound
  • Wix
Zentrunk is Quality SIP Trunking
We've built and optimized our network infrastructure so that you don't have to
Zentrunk is Quality SIP Trunking
  • Guaranteed Quality
    Your calls are terminated through one hop local carriers to give you low Post Dial Delay, guaranteed features such as CLI and DTMF and no out-of-region audio looping.
  • Global Infrastructure
    Our PoPs, located in 6 regions (California, Oregon, Frankfurt, Singapore, Sydney, Sao Paulo) across 5 continents ensure that you experience low latency and high voice quality.
  • High Availability and Uptime
    With a redundant infrastructure across multiple geographies and at least 3 local carrier connections across countries, Zentrunk promises a 99.95% uptime.
Top Reasons Why Companies Choose Zentrunk
High-quality, global SIP trunking solution that is simple to launch and easy to scale.
Guaranteed Quality

Guaranteed Quality

POPs located across 6 regions (California, Virginia, Frankfurt, Singapore, Sydney, & Sao Paulo) which enables lowest latency, highest voice quality, low PDD, guaranteed CLI and DTMF.

Robust Feature Set

Robust Feature Set

Authenticate your SIP trunks using IP or credentials. Encrypt your calls using TLS & SRTP. Manage your SIP trunks, prevent fraud abuse and access call logs with a few clicks.

Works with Your Existing Systems

Works with Your Existing Systems

Simple integration guides for Asterisk, FreeSWITCH, OpenSIPS, Kamailio, Cisco Call Manager, Lync, Skype for Business, Avaya, 3CX, FreePBX and most other systems.

Wholesale Pricing

Wholesale Pricing

Competitive pricing with aggressive volume discounts as you scale. Pricing starts at $.0025/min for inbound calls in the US and Canada with a billing interval of 6 seconds.

Integrate with Zentrunk today!
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