Tech riderRev. 5 Oct 2026
  1. 1Runs onAPI, Web
  2. 2CostsFree plan · paid from $500/mo
2 lines stated Written from the maker's own pages: telnyx.com
The Telnyx SIP Trunking homepage

Overview

Telnyx SIP Trunking connects business phone systems to phone networks over the internet, rather than a traditional phone line. Telnyx says its service runs on a private global network it owns. The product is available in 230+ countries and Telnyx reports processing 500M+ SIP calls monthly. Features include HD voice using wideband codecs such as AMR-WB, branded calling, STIR/SHAKEN A-level attestation, CNAM, spam protection and Voice Integrity reputation monitoring. To place or receive calls, customers create a SIP connection, link it to an outbound voice profile, assign a Telnyx number and use a softphone. Listed PBX compatibility includes 3CX, FreePBX and Asterisk; integrations include Microsoft Teams, Zoom Phone, Talkdesk, UJET and Genesys. The free plan has a $0 platform fee, with usage billed per minute. US local outbound rates start at $0.005 per minute and inbound at $0.0032 per minute; rates vary by destination and volume. Committed starts at $500.00 USD per month, and Enterprise at $5000.00 USD per month.

Who it is for

It suits businesses needing global voice calling and PSTN connectivity, including enterprises. Teams using supported PBX systems or listed telephony integrations may also find the compatibility options relevant.

What is good

  • International service in 230+ countries
  • Compatible with 3CX, FreePBX and Asterisk
  • Secure trunking and T.38 fax support are free
  • 24/7 technical support through Mission Control Portal

What to know first

  • Usage is billed per minute on the free plan
  • Local call rates vary by destination and volume
  • Committed starts at $500.00 USD per month
  • Emergency calling costs $1.5 per month per number

Verdict

Telnyx specifies setup, integrations, calling features and usage-based rates for its SIP service. The free platform fee does not make calls free, and higher-tier plans start at $500.00 USD per month.

Telnyx SIP Trunking plans and pricing

All plans
Pay as you go Free $0 platform fee; usage billed per minute, plus optional features and channel charges. No contract · automatic tier discounts as usage grows · inbound channels $12/month for first 10 telnyx.com · 5 Oct 2026
Committed $500/mo From $500/ mo Discounted rates across usage · named account manager · priority support · higher limits telnyx.com · 5 Oct 2026
Enterprise $5,000/mo From $5,000/ mo Dedicated infrastructure and IPs · private interconnect · in region GPUs · unlimited rate limits telnyx.com · 5 Oct 2026

Compared on SIP trunking providers

Free plan
Notelnyx.com

Facts

What it does
SIP trunking connects phone systems over the internet instead of a traditional phone line.telnyx.com · 5 Oct 2026
Network
Telnyx describes its SIP service as running on a private global network that it owns rather than rents.telnyx.com · 5 Oct 2026
Coverage and scale
The product page states that international SIP trunking is available in 230+ countries and that Telnyx processes 500M+ SIP calls monthly.telnyx.com · 5 Oct 2026
Calling features
Features include HD voice with wideband codecs including AMR-WB, branded calling, STIR/SHAKEN A-level attestation, CNAM, spam protection, and Voice Integrity reputation monitoring.telnyx.com · 5 Oct 2026
Setup
Customers can create a SIP connection, associate it with an outbound voice profile, assign a Telnyx phone number, and place or receive calls using a softphone.telnyx.com · 5 Oct 2026
Pricing basis
The pricing page lists US local outbound calling from $0.005 per minute and local inbound calling from $0.0032 per minute, with rates varying by destination and volume tier.telnyx.com · 5 Oct 2026
Optional charges
Optional pricing includes call recording at $0.002 per minute and emergency calling at $1.5 per month per number; secure trunking and T.38 fax support are listed as free.telnyx.com · 5 Oct 2026
PBX compatibility
Telnyx lists standard SIP compatibility with 3CX, FreePBX, and Asterisk, with IP or credential authentication and configuration guides.telnyx.com · 5 Oct 2026
Telephony integrations
Telnyx lists Microsoft Teams Direct Routing and Operator Connect, Zoom Phone BYOC, and carrier integrations for Talkdesk, UJET, and Genesys.telnyx.com · 5 Oct 2026
Security and compliance
The SIP product page describes encrypted, monitored, auditable interactions and displays ISO 27001, GDPR, AICPA SOC, and PCI markers.telnyx.com · 5 Oct 2026
Support
Telnyx says customers can chat with 24/7 technical support through its Mission Control Portal.telnyx.com · 5 Oct 2026
Who it serves
Telnyx presents the service for businesses that need global voice calling and PSTN connectivity, including enterprise use cases.telnyx.com · 5 Oct 2026

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