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VOICE SOLUTIONS

Offer Carrier-Grade Voice Services With Global Reach

Deliver reliable, scalable voice communication with Devotel’s carrier-grade infrastructure. Supporting both traditional telephony and next-generation IP-based communication, our voice services connect you to 200+ operators worldwide with HD voice quality, complete regulatory compliance, and unlimited scalability.

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Future-Proof Your Voice Infrastructure
Supporting both traditional telephony and modern IP-based communication, our end-to-end services deliver HD voice quality across fixed, mobile, and IP networks with the reliability, redundancy, and compliance telecom operations demand.
Inbound and Outbound Calling
Route calls to any destination worldwide and deliver crystal-clear voice communication with full caller line identification support and HD voice quality. No direct SIP trunk arrangements required, reducing complexity and connection costs.
Text-to-Speech (TTS)
Convert written text into natural, human-like speech for automated voice interactions. Deploy TTS for IVR systems, customer announcements, network notifications, and automated outbound calls. Multiple languages and accents supported.
Toll-Free Services
Provide free customer calling with comprehensive toll-free number support across multiple countries.
Wholesale Voice
Access market-leading pricing through our 200+ carrier relationships with efficient routing and cost advantages.
Built for Telecommunications, Proven at Scale
Why Telcos Choose Devotel for Voice Services
Telecom Expertise
Get access to a seasoned team with deep telco and voice infrastructure experience.
Security and Compliance
Operate on a secure, global network with policy-based filters and aligned with telco regulations.
Global Infrastructure
Connect to 200+ Tier 1 and Tier 2 operators with strategic points of presence worldwide.
Global Number Provisioning
Get instant access to international and local phone numbers to improve customer engagement.
Premium Voice Quality
Deliver exceptional call clarity with 100% CLI delivery and advanced codec support
Unlimited scalability
Handle peak loads effortlessly with unlimited channel capacity that supports rapid growth.
Security
Scale with security
Devotel is audited and certified by industry leading Third Party standards.
DELIVERING RESULTS WORLDWIDE
What Our Customers Say
See how companies around the globe are achieving their goals with Devotel's solutions and services.
My experience with Devotel's products and services has been exceptional and results for our business have been excellent.
Zak Nehme
Account Manager
Devotel is an excellent partner for our business. Their flexibility and tier-1 routes make all the difference.
Pierpaolo Aluise
Account Manager
Devotel provides excellence service that keeps our business running smoothly. Their support team is responsive and always resolves issues quickly.
Snizhana Yurchenko
Carrier Relations Manager
The Devotel team is highly professional, dedicated, and reliable.
Tarcencova Evghenia
Account Manager
The team is very responsive, the prices are competitive, and the routes work well.
Polly Xu
Business Manager
We've had an excellent experience working together. Both companies have seen growth in revenue and profitability, and I'm confident that together we can achieve 3x growth in 2026.
Muhammad Waqas
Account Manager
We actively use Wholesale SMS, WhatsApp Business API, and Email API, and everything works smoothly. Delivery is reliable, integrations were straightforward, and we haven't had any major issues. Support is responsive when needed, which makes things much easier.
Umutcan Olgun
CEO

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Let’s discuss your project

Discover how our SMS API can enhance your messaging strategy in a 15-minute conversation with one of our experts. No commitments, just insights.

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