Flexi-SIP Trunk
Connect your PBX to the cloud. Keep what works.
WOCOM Flexi-SIP Trunk replaces traditional phone lines with a cloud-powered SIP connection — giving you crystal-clear HD voice, lower costs, and the flexibility to scale from 4 to 128 channels on demand.
Why businesses choose WOCOM
Enterprise-grade SIP trunking, simplified
Get the reliability of traditional phone lines with the flexibility and savings of cloud communications. No rip-and-replace — keep your existing PBX hardware.
Scale up or down instantly
Start with 4 channels and scale to 128 as your business grows — no truck rolls, no new hardware. Add or remove channels with a single phone call to our team.
- 4, 8, 12, 16, 24 standard bundles
- Custom channel counts up to 128
- Scale up same-day, no downtime
Crystal-clear HD voice
Powered by Tier-1 carrier-grade infrastructure with G.722 wideband codec support. Your calls sound better than traditional phone lines — every time.
- G.711 & G.722 HD codec support
- 99.999% uptime SLA guarantee
- Redundant data centres
International reach, local presence
Get local phone numbers in 23+ countries so your customers always have a local number to call. Expand your business globally without opening physical offices.
- USA, Canada, UK, and 20+ more countries
- Local DID numbers in each market
- Competitive international calling rates
How it works
Get connected in 4 simple steps
Choose your plan
Select the number of SIP channels your business needs — from 4 to 128.
We configure
Our team provisions your SIP trunk and provides connection credentials.
Connect your PBX
Point your existing PBX system to our SIP trunk — we provide full setup support.
Start calling
Make and receive crystal-clear HD calls within minutes of going live.
Compatibility
Works with the PBX systems you already use
Don't see your PBX? Contact us — we likely support it.
Pricing
Simple, transparent channel pricing
Select the number of channels you need. No hidden fees. One-time setup fee applies. Minimum 1-year contract. GCT (15%) applies.
Included with every plan
Need more than 24 channels? We support up to 128. Contact sales for custom pricing.