QuestBlue saves you time and money by simplifying everything for your convenience. To add on to the awesomeness, you only need one login to use all of our telecom services. We also offer hands-on support at no cost to you. So give us a call today to see why QuestBlue is the better alternative.

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(919) 443-1617

(877) 686-4787


1947 Evans Road
Cary, NC 27513

Copyright - QuestBlue 877-686-4787

About Us

Since 2007, QuestBlue has been committed to being a leading provider of Wholesale Voice services.

We have supplied our clients with infrastructure solutions, a wide variety of products, and have always been a trusted voice provider for them.

Our team supports our clients by guaranteeing fast and friendly services along with incredible sourcing capabilities.

QuestBlue's mission is to listen to our customer's specific needs and deliver high performance products through continuous innovation and operational excellence. To this end, we operate out of a fully dependable data center to ensure you are provided consistent, reliable service.

Our Mission


  • Enterprise applications for employee collaboration or communication

  • SIP trunking services for VoIP-enabled desk phones, softphones, and more

  • Integrated phone number ordering and porting functionality


  • SMS notifications, reminders, alerts, and more with reliable, dependable delivery

  • SMS and MMS-enabled phone numbers, ready for next-generation business communications


  • Locally connected nationwide, providing pinpoint location data for cloud providers

  • Enterprise 911 to deliver pinpoint accuracy

In a user-centric world we create value earlier and more reliably.

Unbeatable Quality

Our carrier network is purpose-built to produce crystal-clear quality calls. We’re monitoring our network 24/7 to resolve quality issues even before your customers hear them.

Exceptional Support

We equip you with experts to get your solution from prototype to massive scale. We pride ourselves for being knowledgeable and diligent, so we can stop at nothing to help you succeed.

Outstanding Reliability

For any SMS provider, reliable delivery is key. We make sure the right messages are delivered at the highest priority. Also ensuring Spam and fraud are dealt with firsthand.

Ready to Chat?

Learn how QuestBlue can give your business the solution you've been looking for.