bandwidth.com
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Bandwidth.com: The API-First Telco Giant
A $477M revenue powerhouse rewriting telecom's playbook, one API at a time
In an industry dominated by legacy carriers, Bandwidth.com built a $477M business by becoming the invisible infrastructure behind the world's most innovative communication platforms. They're not selling phone lines—they're selling the future of voice and messaging.
"Bandwidth didn't just enter the telecom space—they bypassed it entirely, becoming the API layer that powers modern communication."
The Enterprise Paradox
With 1,335 employees and $477M in revenue, Bandwidth operates at a scale that defies typical API-first startups. Yet their Trustpilot score of 1.5/5 reveals a stark reality: enterprise adoption doesn't guarantee developer love. They've conquered the boardroom but struggle with the user experience.
The API-First Revolution
Bandwidth's tech stack—featuring Tailwind CSS, Bootstrap, and Ant Design—signals a modern, component-driven architecture. But the presence of legacy tools like Zendesk alongside newer frameworks reveals a company in transition: scaling rapidly while maintaining enterprise-grade reliability.
The real story isn't in the revenue numbers—it's in the infrastructure. Bandwidth owns and operates one of the largest IP voice and messaging networks in the U.S., giving them direct carrier relationships that competitors can't match. This vertical integration is their secret weapon.
- Owns the physical network infrastructure (not just an aggregator)
- API-first approach attracts enterprise clients like Microsoft and RingCentral
- Direct carrier relationships eliminate middlemen and improve reliability
- Struggles with developer experience despite enterprise success
The Telecom Titan in Developer Clothing
Bandwidth proves that in B2B infrastructure, owning the pipes matters more than perfect UX—though they're learning that lesson the hard way.
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Reviews (20)
Endless scam calls for many months…
Endless scam calls for many months coming directly from this company. They are the worst of the worst.
Be very careful - They will waste your time and you will lose money. Guaranteed.
Be very careful. They will onboard you, wind you up and completely waste your time. I lost an entire week and thousands of dollars holding on to their promises. I worked with Douglas, Christopher, Logan & David. Seem to be good guys, but they carried me for a spin. They ended up saying they could not provide the solution due to an address entered on our profile (the address was an incorrect one) which they didn’t allow us to correct. Completely and utterly waste of time. My advise. Try Prelude or Sinch. Much better customer service and they actually value you!
Criminal scammers are their favorite…
Criminal scammers are their favorite customer and there is not even a way to report criminal activities with the phone numbers they provide. Report them to the FCC and let the government remove their license. Pieces of shit.
This company helps criminals get phone…
This company helps criminals get phone numbers to be used for scams. This is a bad company.
3k minimum commitment
3k minimum commitment if you want to use their apis, only finding this out after arranging to talk to sales....waste of time.
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About bandwidth.com
Company Overview
Technology Stack
bandwidth.com uses 19 technologies across their website including Wistia, Font Awesome, HSTS, and more.
Video
Wistia
Fonts
Font Awesome
Security
HSTS
Programming Languages
PHP
CMS
Contentful, WordPress
Cloud & Hosting
Cloudflare
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