Powering Global Conversations, One SIP at a Time

Experience next-generation voice connectivity with SIP Trunking by Teleservices, a global partner of Tata Teleservices. Replace outdated phone systems with a smart, IP-based solution that supports up to 1,500 concurrent calls over a single link. Enjoy crystal-clear audio, intelligent failover, and real-time monitoring—backed by Tata’s proven reliability and 24/7 support. Whether you’re scaling operations or optimizing costs, our SIP Trunk solutions adapt to your needs with unmatched uptime and security.

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Seamless Voice. Scalable Connections. Trusted Tata Technology

Teleservices SIP Trunk, powered by Tata Teleservices, is built for modern enterprises that demand reliability, flexibility, and superior voice quality. Designed for seamless integration with your existing PBX and cloud systems, our SIP Trunk offers scalable voice capacity, SLA-backed performance, and business continuity features. From global reach to local compliance, we ensure your voice communications are always secure, always available—and always ready for growth.

Key Features of TTBS SIP Trunk

Everything You Need for Reliable, Scalable Communication

Single IP Link Scalability

Manage up to 1,500 simultaneous calls easily.

99.5% SLA-Backed Uptime

Stay available to customers at all times.

Dual Last Mile Auto-Failover

Ensure business continuity even during outages.

Channel-on-Demand

Add or remove channels as per business needs.

Real-Time SIP Monitoring

Gain visibility and control over usage.

Flexible DID Blocks

Start with 100 DIDs and expand as you grow.

HD Voice Quality

Clear, uninterrupted conversations using G.711 codec.

Seamless Integration

Works with existing PBX and UC platforms.

A Plan for All Your Needs

Choose from a range of plans that suit you best.

SIP 250 Plan

  • ✔ Monthly rental - ₹250
  • ✔ Free call value - ₹250 for local + STD calls
  • ✔ Local mobile call rate - ₹0.8/60 sec
  • ✔ Local fixed call rate - ₹0.8/180 sec
  • ✔ STD call rate - ₹0.8/60 sec
  • ✔ ILD - Standard call rates apply
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SIP 350 Plan

  • ✔ Monthly rental - ₹350
  • ✔ Free call value - ₹350 for local + STD calls
  • ✔ Local mobile call rates - ₹0.7/60 sec
  • ✔ Local fixed call rates - ₹0.7/180 sec
  • ✔ STD call rates - ₹0.7/60 sec
  • ✔ ILD - Standard call rates apply
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SIP 500 Plan

  • ✔ Monthly rental - ₹500
  • ✔ Free call value - ₹500 for local + STD calls
  • ✔ Local mobile call rates - ₹0.5/60 sec
  • ✔ Local fixed call rates - ₹0.5/180 sec
  • ✔ STD call rates - ₹0.5/60 sec
  • ✔ ILD - Standard call rates apply
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Got Questions?

Find your answers right here.

TTBS SIP Trunk is a digital voice service that replaces traditional phone lines with a scalable, IP-based connection for voice communication.
One SIP Trunk can support between 20 to 1,500 concurrent calls, depending on your business needs.
Uptime is guaranteed through SLA-backed services, dual-path redundancy, and real-time monitoring systems.
Yes, SIP Trunks can be scaled up or down to accommodate business peaks or temporary campaign spikes.
Yes, TTBS SIP Trunk supports Direct Inward Dialing (DID) with flexible number blocks.
Yes, all SIP Trunk connections are secured with encryption, access controls, and monitoring to prevent misuse.
Yes, existing PRI infrastructure can be migrated to SIP without major disruptions.
TTBS SIP Trunk services are available across all major cities and business hubs in India.

Trusted by SIP Trunk Users Across India

Hear what our clients say about Teleservices SIP Trunk solutions delivered with Tata Teleservices.

"The SIP Trunk solution helped us scale from 50 to 500+ concurrent calls effortlessly. One IP, zero complexity!"

— Anil Kapoor, Pune

★★★★★

"Uptime is critical for our call center. With 99.5% SLA and dual last-mile failover, we’ve never missed a call!"

— Swati Rao, Hyderabad

★★★★★

"Real-time SIP monitoring and flexible DID management gave us full control over our voice infra."

— Ramesh J., Bengaluru

★★★★★

"Integration with our PBX was smooth, and channel-on-demand saved us costs during seasonal spikes."

— Neha G., Noida

★★★★★

"Teleservices' SIP Trunking backed by Tata’s network helped us transform communication across all branches." — P. Singh, Delhi

★★★★★ Rated 4.9/5 by 500+ enterprise clients