Verified User in Defense & Space
CD
Verified User in Defense & Space
Mid-Market (51-1000 emp.)
"Outstanding Support Team That Resolves Issues Fast"
5/5
What do you like best about CallTower?

What I appreciate most about CallTower is their support team. Whenever one of our clients encounters an issue, CallTower support is always prompt in answering the phone, and their technical expertise consistently proves sufficient to resolve the problem. Review collected by and hosted on G2.com.

What do you dislike about CallTower?

Honestly, I can't think of any deficiencies with CallTower support. Review collected by and hosted on G2.com.

Response from Tonya W. of CallTower

Thank you for sharing such thoughtful feedback. We’re grateful to hear that our support team continues to make a strong impression—responsiveness and clear technical guidance are priorities for us, and it’s great to know they’re helping you deliver for your clients.

We appreciate your trust in CallTower, especially when it comes to the unique requirements of Microsoft GCC High and voice routing for government contractors. Supporting organizations that handle CUI is a responsibility we take seriously, and we’re glad our Teams Voice expertise and implementation guidance have been valuable to both you and your technicians.

Thank you again for your partnership. We’re always here when you or your clients need us.

Mark V.
MV
Mark V.
Senior Tech
Small-Business (50 or fewer emp.)
"Efficient Services with Excellent Customer Support"
5/5
What do you like best about CallTower?

I love the great customer service that CallTower provides. I recently had an issue with billing, and they resolved it quickly and efficiently, without wasting a lot of my time. Additionally, their SIP trunks are incredibly reliable, which is crucial for managing the voice services that I utilize. Overall, these aspects significantly enhance my experience and satisfaction with CallTower. Review collected by and hosted on G2.com.

What do you dislike about CallTower?

I would appreciate a more robust online portal where we can see our customers, access information, and make changes ourselves. Review collected by and hosted on G2.com.

Response from Kade Herbert of CallTower

Thank you for your review! We appreciate your patronage.

Christian Jesus V.
CV
Christian Jesus V.
Leader Network
Mid-Market (51-1000 emp.)
"Outstanding Service Quality"
5/5
What do you like best about CallTower?

the quality of their service; To this day its network is very stable Review collected by and hosted on G2.com.

What do you dislike about CallTower?

nothing at the moment, everything is fine with them Review collected by and hosted on G2.com.

Response from Tonya W. of CallTower

Thank you for sharing your feedback about CallTower. We're pleased to hear that the stability of our network and the quality of our service have met your expectations. It's also great to know that our platform updates are helping you maintain a high level of service and attention.

Your input is invaluable as we continue to refine and improve our offerings. If there's ever anything we can do to further support your needs, please don't hesitate to let us know.

Thank you for choosing CallTower!

Verified User in Manufacturing
AM
Verified User in Manufacturing
Mid-Market (51-1000 emp.)
"Marks Calltower review"
4.5/5
What do you like best about CallTower?

The seamless integration with Microsoft Teams. Review collected by and hosted on G2.com.

What do you dislike about CallTower?

We are just implementing CallTower so so far we have not had any downsides. Review collected by and hosted on G2.com.

Response from Kade Herbert of CallTower

Thank you so much for a great review, we appreciate your feedback and look forward to a long business relationship.

jeffrey s.
JS
jeffrey s.
owner
Small-Business (50 or fewer emp.)
"Rock-Solid Reliability with Zero Outages"
5/5
What do you like best about CallTower?

never have problems with service outages Review collected by and hosted on G2.com.

What do you dislike about CallTower?

have no issues to report at this time have Review collected by and hosted on G2.com.

Response from Tonya W. of CallTower

Thank you for your feedback. We are happy to hear that CallTower delivers the reliable service you depend on, with consistent call quality and no service outages. Providing a stable, worry-free communications experience is a top priority for us, and it is great to know that is exactly what you are experiencing.

We appreciate you taking the time to share your positive experience.

Tony L.
TL
Tony L.
IT Support Specialist
Mid-Market (51-1000 emp.)
"Turns Microsoft Teams into a Full Business Phone System—No Extra Hardware Needed"
5/5
What do you like best about CallTower?

If your company already uses Microsoft Teams, CallTower’s biggest advantage is turning it into a fully functioning business phone system without needing separate phone hardware. Review collected by and hosted on G2.com.

What do you dislike about CallTower?

Lower employee productivity

Customer dissatisfaction

Increased IT workload

Potential revenue impact

Reduced confidence in cloud telephony Review collected by and hosted on G2.com.

Response from Tonya W. of CallTower

Thank you for sharing your feedback with us. We appreciate your positive comments about CallTower's seamless integration with Microsoft Teams. We understand your concerns regarding potential challenges such as lower productivity and increased IT workload.

We are committed to addressing these issues and ensuring a smooth experience for our customers. Our team will work on improving employee training, enhancing customer support, and streamlining IT processes to minimize any disruptions.

We value your business and would like to follow up with you to discuss your specific concerns in more detail. Please feel free to reach out to us directly so we can address any issues you may be facing. Thank you for choosing CallTower.

Basilio D.
BD
Basilio D.
"Reliable Service with Exceptional Support"
5/5
What do you like best about CallTower?

I use CallTower for implementing Microsoft Teams voice services and appreciate its reliability and great quality of service. I like that CallTower's team is available and willing to help create beneficial and affordable solutions. It's great that CallTower keeps me updated with advancements in the UCASS environment. I also found the initial setup easy, with the staff clearly explaining the process. Review collected by and hosted on G2.com.

What do you dislike about CallTower?

We've not come across any unfavorable aspects of CallTower Review collected by and hosted on G2.com.

Response from Tonya W. of CallTower

Thank you so much for the kind words! We’re really glad to hear that CallTower has been a reliable partner for your Microsoft Teams voice services. It’s great to know the setup process was smooth and that our team was able to guide you clearly—making things simple and straightforward is always our goal.

We’re also happy you’ve found value in the updates we share about the UCaaS space. Keeping you informed and ahead of the curve is something we take pride in.

Thanks again for trusting us to support your communication needs. If there’s ever anything you need, don’t hesitate to reach out!

Verified User in Manufacturing
AM
Verified User in Manufacturing
Mid-Market (51-1000 emp.)
"Exceptional Product Knowledge and Outstanding Support"
5/5
What do you like best about CallTower?

They know their product and how to make it work for the end users. Customer Support is also on top of their game. Implementation and integration was easy and quick. This is a product we use every day. Review collected by and hosted on G2.com.

What do you dislike about CallTower?

I have not found any dislikes. I don't have any dislikes about CallTower. Review collected by and hosted on G2.com.

Response from Tonya W. of CallTower

Thank you for taking the time to share this feedback. We’re grateful to hear that our product knowledge, support team, and implementation experience have made a noticeable difference for you. Making the transition easy and ensuring the solution works seamlessly for your end users is exactly what we aim for, so it’s wonderful to know you’re seeing that every day.

We also appreciate you sharing how CallTower has helped you move away from the challenges of your previous system. Giving customers more control, simplifying user management, and strengthening Microsoft integration are core goals of our platform, and we’re glad those improvements are helping your team work more efficiently.

Thank you again for your trust and partnership. We’re here whenever you need us.

Michael W.
MW
Michael W.
Operations Controller
Small-Business (50 or fewer emp.)
"Flawless Experience—Calltower Transformed Our Communications"
5/5
What do you like best about CallTower?

Our Firm has had a flawess experience using Calltower. Calltower improved our communications exponentially. Review collected by and hosted on G2.com.

What do you dislike about CallTower?

We have had very few issues. There's not really anything to complain about. Review collected by and hosted on G2.com.

Response from Tonya W. of CallTower

Thank you for your glowing review! We’re thrilled to hear that your experience with CallTower has been flawless and that we’ve been able to transform your communications. It’s especially rewarding to know that our Microsoft Teams integration and enhancements for remote staff have made such a positive impact.

We’re also grateful for your kind words about having “very few issues.” It’s our mission to provide seamless solutions, and feedback like yours motivates us to keep delivering excellence.

Thank you for trusting CallTower to support your firm’s communication needs. If there’s ever anything we can do to make your experience even better, please don’t hesitate to reach out!

TP
Tyler P.
IT Manager
Mid-Market (51-1000 emp.)
"Effortless and Simple Setup Experience"
4/5
What do you like best about CallTower?

Setting up CallTower was extremely straightforward, and I was able to get started quickly without any hassle. Review collected by and hosted on G2.com.

What do you dislike about CallTower?

I can't think of anything negative. Everything was straightforward and easy to use. Review collected by and hosted on G2.com.

Response from Tonya W. of CallTower

Thank you for your wonderful feedback! We’re thrilled to hear that you found the setup process straightforward and hassle-free. Making it easy for our customers to get started is one of our top priorities, so it’s great to know we delivered on that for you.

We’re also delighted to hear that CallTower has helped reduce your phone expenses—providing cost-effective solutions is a key part of our mission.

Thank you for choosing CallTower! If there’s ever anything we can do to further enhance your experience, please don’t hesitate to reach out.