Zentrunk - A superior Flowroute Alternative

Thousands of customers rely on Plivo Zentrunk for high quality SIP Trunking with global coverage, free support, and much lower costs.
  • IBM
  • Bletelcoms
  • Ameyo
  • Citrix
  • Godaddy
  • Ameyo
  • Accenture

Why Companies Choose Plivo Over Flowroute

High-quality, global SIP trunking solution that is simple to launch and easy to scale.
FASTER GO TO MARKET

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.

FASTER GO TO MARKET

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.

FAMILIAR APIs

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.

LOWER COST OF OWNERSHIP

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.

Save up to 50% with Plivo Zentrunk over Flowroute!

 Plivo ZentrunkFlowrouteSavings
Phone Number - Local$0.80/month$1.25/month36%
Phone Number - Toll Free$1.00/month$1.25/month20%
Phone Number Setup - Local & Toll FreeFree$1.00/number100%
Inbound Calls - Local$0.0025/min$0.012 /min79%
Inbound Calls - Toll Free$0.0135/min$0.0195/min31%
Outbound Calls - Local$0.0065/min$0.0098 /min34%
Outbound Calls - Toll FreeFree$0.0098 /min100%
Phone Number PortingFree$7.50/number100%

The above rates are for the United States only. 


Frequently Asked Questions

Can I port my existing Flowroute phone numbers to Plivo?

Yes, you can port your existing Flowroute phone numbers to Plivo without any interruption to your customers. Porting numbers for US and Canada is free and usually completes within a couple of weeks.

Which countries do you offer services to?

You can make outbound Voice calls in 190 countries and receive inbound voice calls in 55 countries using local or toll free numbers. Talk to our expert to learn more.

Do I need to sign any contract to use your services?

No. With Zentrunk you only pay for what you use. All accounts come with unlimited concurrent calls (aka no channel limits). Get started now!

Do you offer volume-based discounts?

Yes, we do offer volume-based discounts. Talk to our expert to learn about our volume discounted pricing.

Our customers love us - Don’t take our word for it!

capterra
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4.5 out of 5
g2_crowd
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4.5 out of 5
getapp
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4.5 out of 5
trustpilot
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4 out of 5

Still not convinced? Request a quote.

Evaluate zentrunk using our easy to start config guides. We give you trial credits to make and receive your first call.