SIP Trunking

Plug into the PBX you already run.

SIP trunking with transparent per-number pricing. Connect 3CX, FreePBX, Asterisk, or Teams in minutes — no bundled minutes, no hidden fees, no lock-in.

Create a Trunk Talk to Sales
5 min Setup HD Voice (G.722) TLS/SRTP Encryption Free Inbound calls
3CX
FreePBX
Asterisk
Microsoft Teams
70+
Countries supported
99.99%
Uptime SLA
<50ms
Avg. latency (EU)
Tier 1
Carrier-grade routes
Works With

Your PBX, our trunk

One SIP trunk that connects to every major PBX platform. No proprietary plugins or adapters.

3CX
3CX
Add Cliqtel as a SIP trunk in 3CX Management Console. Assign DIDs to extensions, configure outbound routes, and start calling.
FreePBX
FreePBX
Create a PJSIP trunk with your Cliqtel credentials. Route inbound DIDs to ring groups, IVRs, or queues — all from the FreePBX GUI.
Asterisk
Asterisk
Point your PJSIP config at sip.cliqtel.com. Register with digest auth, configure your dialplan, and you're live in minutes.
Microsoft Teams
Microsoft Teams
Direct Routing for Teams Phone System. Get PSTN calling without Microsoft Calling Plans — use your own numbers, control your costs.
How It Works

Connected in under 5 minutes

1
🔑
Create your trunk
Sign up, go to SIP Trunks in your dashboard, and create a new trunk. You'll get SIP credentials instantly.
2
🔌
Configure your PBX
Enter your Cliqtel credentials in your PBX trunk settings. Point it at sip.cliqtel.com. Register.
3
📞
Assign numbers & call
Pick numbers from 70+ countries, assign them to your trunk, and start making and receiving calls immediately.
Features

Enterprise-grade SIP, startup-friendly pricing

No per-seat fees. No bundled minute packs. Just trunking that works.

🔐
TLS + SRTP
Encrypted signaling and media. Protect every call from eavesdropping with industry-standard encryption.
🎧
HD Voice
G.722 wideband audio for crystal-clear calls. Automatic codec negotiation with your PBX.
🌍
Global DIDs
Assign numbers from 70+ countries to any trunk. Local, toll-free, mobile, or national — all on one SIP endpoint.
📊
Call Detail Records
Full CDR history with call duration, status codes, and cost breakdown. Export to CSV or pull via API.
🔄
Failover Routing
Automatic failover to backup carriers if primary route fails. Your calls stay up even when carriers don't.
⚡
Instant Provisioning
Create trunks and assign numbers via dashboard or API. No tickets, no waiting, no carrier lead times.
Use Cases

SIP trunking for every scenario

💰

Replace Expensive Trunk Providers

Cut costs without cutting features

Swap out BT, KPN, or Vonage trunks for transparent per-number pricing. No bundled minutes, no hidden fees, no minimum spend.

Learn how →
🌐

Add International Reach

New countries, same infrastructure

Add Dutch and German numbers to your UK Asterisk without changing infrastructure. Same PBX, same agents — new markets.

Learn how →
💼

Teams Direct Routing

PSTN calling without Calling Plans

Get PSTN calling in Microsoft Teams without per-user Calling Plan fees. Use your own numbers, keep full control over routing and costs.

Learn how →
🏗️

Multi-Tenant MSP Trunking

One account, many clients

Serve 20+ client PBX instances from a single Cliqtel account. Each client gets their own numbers, credentials, and routing.

Learn how →
Why Switch

Cliqtel vs. traditional trunk providers

TraditionalCliqtel
⏱ Setup time❌ Days to weeks⚡ Under 5 minutes
📝 Contract❌ 12-24 month lock-in✅ Month-to-month
💰 Pricing❌ Bundled minutes + overage✅ Flat per-number, no surprises
🌎 Countries❌ Home country + add-ons✅ 70+ countries, one account
🔒 Encryption❌ Often extra cost✅ TLS + SRTP included
💻 API access❌ Rarely available✅ Full REST API
Transparent Pricing

Free inbound. No per-minute charges.

Inbound SIP trunk
Free
pay only for your numbers — inbound calls included
See Full Pricing

Ready to connect your PBX?

Create a SIP trunk in under a minute. Assign numbers from 70+ countries. Start taking calls today.

Create a Trunk Talk to Sales
Loved by businesses worldwide

What our customers say

Real reviews from teams using Cliqtel to power their phone systems.

★ ★ ★ ★ ★

Instant activation saved us weeks

We switched to DIDfarm last month and the difference is night and day. Numbers activated in seconds, the SIP trunk plugged straight into our 3CX setup, and we are saving over 60% on our monthly bill. Highly recommend for any business needing global phone numbers.

Sarah Chen
CTO · Acme Cloud
NL
Read all reviews →
Frequently asked

SIP Trunks — FAQ

What is SIP trunking?
SIP trunking connects your PBX phone system to the public telephone network over the internet, replacing traditional phone lines. Cliqtel SIP trunks work with 3CX, FreePBX, Asterisk, Microsoft Teams, and any SIP-compatible system.
How do I set up a SIP trunk?
Create a SIP trunk in your Cliqtel portal, configure your PBX with the provided credentials (server: sip.cliqtel.com), and assign your DID numbers. Setup takes under 5 minutes.
What PBX systems are supported?
Cliqtel supports all SIP-compatible systems including 3CX, FreePBX, Asterisk, Microsoft Teams Direct Routing, Cisco CUCM, Avaya IP Office, Mitel, and more.
What codecs are supported?
Cliqtel supports G.711 (ulaw/alaw), G.729, and Opus codecs over UDP and TCP transport.
Do I need a contract or minimum commitment?
No. Cliqtel SIP trunks have no contracts, no setup fees, and no minimum commitments. You pay only for the numbers you use and the calls you make.