• Your Cart Is Empty!
1947 Evans Road Cary, NC 27513 +1 (919) 443-1617
Communication that Brings People Together

Helping people around the globe connect to each other, one phone call at a time.

  • Text Hover
  • Text Hover
Saving you time and money by simplifying everything for your convenience.
Grow your business without a volume commitment. Use our white label QuBe PBX and simplify your daily routine without your customers ever seeing or knowing of QuestBlue.

Easily deploy custom, high quality services across any size footprint. Adding more locations as your company grows is very simple. We will always be there to support your growth every step of the way.
Why Choose QuestBlue?

QuestBlue offers tiered pricing, compatible SIP endpoints, protection from fraud, and services delivered via our high availability data centers.


A robust PBX that you can download and install on your own hardware or host it in our cloud. You can remove our branding and replace it with your own!


QuestBlue allows you to have unlimited channels while giving you the power to manage your entire operation in real-time. You'll be routing calls in no time!


Every service we offer is part of our worldwide network! Instant provisioning of every service is available to you with the ability to scale to your requirements.

Learn How to Download 
QuBe PBX... for FREE!
When using your QuBe PBX with QuestBlue Systems, you can easily be up and running in minutes. From your easy-to-navigate user portal, you can order all communication services in real-time: DIDs, SIP Trunks, 911 services, and you can manage refill options to keep your account going. In just a couple clicks and a few seconds you will have a working phone number pointing to your PBX.

*Registration is required to download software
  • Text Hover
We've Got What You Need





Start Chatting Now with our SMS Services
Did you know that you could qualify for FREE SMS services? All you have to do is utilize our DID inventory for your voice conversational traffic... it's as simple as that. 

So what are you waiting for? Start chatting today!
Only pay for what you use! Rates starting at $0.009/minute. Call volume brings greater discounts!
Local and toll free DIDs starting at $0.50/month. Volume accounts may be eligible for greater discounts!
Important parts of getting your system up and running, we offer full support of E911 and CNAM for all of our DIDs.
Our powerful API allows you to have total control over your account. Seamless integration into your system.
Ready to Start Building a Better Future?
Why wait? Request a demo to see if QuestBlue is the right fit for you! We want to make sure you like what you're seeing, and hearing, before jumping into anything. Don't forget there are no contracts holding you down like some other companies out there. So don't wait for the perfect time to grow your business, start today!
We are CPNI and GDPR compliant!
  • Text Hover
  • Text Hover