Top VoIP services companies & Best VoIP Developers in USA

Looking to improve business communication with VoIP? SelectedFirms connects you with top VoIP service companies in the USA. Expert VoIP developers deliver cost-effective and scalable communication solutions to enhance call quality and connectivity. Find the right VoIP partner today.
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5.0 out of 5, based on 46 real reviews.
65 Companies | Rankings updated: Jan 29, 2026

List of Top VoIP services companies in USA | Best VoIP Developers

NEXTmsp

NEXTmsp

Your Technology Sorted.

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With proactive service, strategic alignment, and a dedication to operational excellence, NEXTmsp (previously The Brookfield Group) provides comprehensive managed IT and voice solutions that support company success. Our goal, guided by decades of experience in the field, is to turn IT from a support function into a genuine strategic asset. We provide a comprehensive range of services, including business continuity planning, cloud services, infrastructure management, cybersecurity, and round-the-clock helpdesk support. Furthermore, we are experts in hosted voice solutions, offering dependable, scalable, and reasonably priced communication platforms that improve teamwork and guarantee uninterrupted connectivity among geographically dispersed groups. Our strategic delivery model distinguishes us. Our strategy, which is informed by established frameworks, places a strong emphasis on standardization, ongoing alignment, and quantifiable results. As a virtual CIO, we integrate with your operations to assist you in creating and carrying out a long-term technology roadmap that supports your corporate objectives. NEXTmsp offers the knowledge, resources, and collaboration to help you advance, whether you're a startup seeking strong support or an organization trying to maximize your technology investment. With dependable technology and transparent communication, our staff is dedicated to minimizing downtime, protecting your infrastructure, and facilitating your success. For voice and IT solutions based on reliability, effectiveness, and long-term outcomes, pick NEXTmsp.

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50% IT Services
20% VoIP
Inside Service Listing

N/A

Inside Service Listing

$1,000+

Inside Service Listing

10 - 49

Inside Service Listing

USA

Azilen Technologies

Azilen Technologies

An Enterprise AI development Company

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Azilen Technologies is a prominent enterprise AI development company that takes pride in delivering exceptional AI, Data, and HRTech solutions to organizations seeking digital transformation. With a customer-centric approach, we create and nurture powerful partnerships to optimize end-to-end HRTech processes and revolutionize customer experiences through AI-based advancements. Our skilled team possesses diverse expertise in Generative AI, Data Engineering, CloudOps, DevOps, and Product Lifecycle Management, crafting high-quality, secure, and scalable IT solutions across various sectors, including HRTech, FinTech, RetailTech, InsurTech, and Manufacturing.

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30% IT Services
20% VoIP
Inside Service Listing

$25-$49/hr

Inside Service Listing

$10,000+

Inside Service Listing

250 - 400

Inside Service Listing

USA

CCPlus Inc.

CCPlus Inc.

Focus on your core.

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Bringing our clients the top computer solutions and technological competitive advantage possible is our area's specialty at CCPlus. For both small and large organisations, we offer a broad range of computer services. At CCPlus, we service networks and PCs, as well as offering sales, service, websites, upgrades, and installations of software and hardware, as well as data backup and storage options. Since we first opened for business in 1992, we have expanded.

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25% IT Services
20% VoIP
Inside Service Listing

$100-$149/hr

Inside Service Listing

$5,000+

Inside Service Listing

10 - 49

Inside Service Listing

USA

Genuity IT

Genuity IT

Empower Your Business with Simplified IT Solutions

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At Genuity IT, we believe in transforming how businesses handle their IT needs. Our mission is to simplify, secure, and make IT cost-effective for growing companies. The Problem Is IT becoming too complicated for your team and expensive for your budget? Many growing businesses struggle with managing complex IT systems and costs. Without clear visibility and practical IT support, these challenges can hinder growth and efficiency. The Solution Genuity IT is here to make IT simple, accessible, and cost-effective for businesses like yours. We believe in complete transparency and provide clear insight into our work through our platform. From daily IT support tasks to device management and network performance, you can see exactly what we’re working on in one convenient hub. With Genuity IT, you receive real-time IT support for your people, devices, and applications through our proprietary platform. Our team streamlines your IT processes and secures your business with expert guidance that’s always close to home. The Result By partnering with Genuity IT, you maximize efficiency and minimize costs. We provide transparent insights into your IT environment and help you harness greater buying power for the software licenses you already use. Our expert team manages IT tasks your team doesn’t have time for and offers fast IT support solutions whenever you need it. One platform, one expert team—Genuity IT simplifies your IT tasks and protects your business with specialist IT support providers at your fingertips. Let’s make IT easy together. Visit our website at genuityit.com or connect with us here to start transforming your IT experience today.

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100% IT Services
10% VoIP
Inside Service Listing

N/A

Inside Service Listing

$998+

Inside Service Listing

10 - 18

Inside Service Listing

USA

Lockbaud

Lockbaud

An IT company that drives growth in your business.

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The only IT Service Provider that Guarantees same-day support and satisfaction or your money back.

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100% IT Services
10% VoIP
Inside Service Listing

$200-$300/hr

Inside Service Listing

$1,000+

Inside Service Listing

3+

Inside Service Listing

USA

Bayotech IT Solutions

Bayotech IT Solutions

Top Managed IT Services Provider in California

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Looking for comprehensive IT services? BayoTech IT Solutions offers Managed IT Services in California, including cybersecurity, VoIP, remote IT support, backup services, and network security. Keep your business secure and efficient. Visit Our Website to get started today.

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100% IT Services
10% VoIP
Inside Service Listing

N/A

Inside Service Listing

$0+

Inside Service Listing

2 - 9

Inside Service Listing

USA

Boston Networks

Boston Networks

Top Managed IT Services Provider in Boston, MA

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Boston Networks is a reliable Managed IT services provider in Boston, MA, supporting small and mid-sized businesses with customised technology solutions. Our services include cybersecurity, cloud computing, regulatory compliance, IT consulting, and Microsoft 365 support. Since 2007, we have helped businesses improve security, boost productivity, and simplify their IT operations. Contact us today for a consultation!

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100% IT Services
10% VoIP
Inside Service Listing

N/A

Inside Service Listing

$0+

Inside Service Listing

11 - 50

Inside Service Listing

USA

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DefinIT Managed IT Services has been providing reliable IT support and managed IT services to Florida businesses since 2012. Headquartered in Jacksonville, FL, we expanded to Orlando to better serve Central Florida, and most recently opened a Tampa office to support clients across the Tampa Bay Area and West Central Florida. We provide reliable IT services without long-term contracts or unnecessary complexity. Our fully staffed, in-house team offers both remote and on-site service, helping businesses reduce downtime, improve security, and stay ahead of technology challenges. These are just a few of the ways we support our clients: Managed IT: Full-service IT management, including network monitoring, patching, help desk, and system upkeep. IT Support: Fast troubleshooting, cloud and software support, and local on-site help when needed. IT Consulting/vCIO: Strategic planning, infrastructure audits, budgeting, and long-term IT leadership. Co-Managed IT: A collaborative approach that supports internal IT teams with overflow help and specialized expertise. We work with businesses across a range of industries, including healthcare, non-profits, construction, hospitality, retail, automotive, accounting, legal, and more. Whether you need fully managed IT or help resolving a specific issue, our team has the experience to keep your business running smoothly.

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100% IT Services
10% VoIP
Inside Service Listing

N/A

Inside Service Listing

$500+

Inside Service Listing

10 - 20

Inside Service Listing

USA

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For small and medium-sized businesses in the Chicago area, southern Michigan, and northwest Indiana, Schilling IT offers managed services and IT solutions. Schilling IT aims to offer our clients the greatest customer care in addition to high-quality and fulfilling IT services. It can be difficult to manage and maintain your company's technology securely on your own given the numerous security threats and breaches that occur every day with organizations all around the world. Schilling IT handles the technology for your company so you don't have to.

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90% IT Services
10% VoIP
Inside Service Listing

N/A

Inside Service Listing

$1,000+

Inside Service Listing

10 - 49

Inside Service Listing

USA

Synergy IT Solution Group

Synergy IT Solution Group

24/7 Cyber Defense for a World That Never Sleeps

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Synergy IT Solutions Group is a full-service technology provider delivering reliable, scalable, and secure IT solutions to businesses across the USA and Canada. We specialize in empowering organizations with end-to-end IT services that streamline operations, strengthen security, and support long-term digital growth. Our core offerings include: • Managed IT Services – Proactive monitoring, IT management, helpdesk support, and maintenance to keep your business running smoothly. • Cloud Solutions – Microsoft Azure, AWS, and Google Cloud services, including migration, management, optimization, and cloud security. • Infrastructure Solutions – Network design, server management, virtualization, and hardware lifecycle services. • Cybersecurity Services – Cloud security, network security, managed security operations, vulnerability management, and risk assessment. • Development Services – Custom business applications, e-commerce platforms, website development, software integration, and mobile app development. • Business Solutions – IT consulting, digital transformation services, automation, and technology modernization for growing enterprises. With a commitment to reliability, innovation, and customer-focused support, Synergy IT Solutions helps businesses strengthen their IT foundation, reduce costs, and scale confidently.

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25% IT Services
10% VoIP
Inside Service Listing

N/A

Inside Service Listing

$10,000,000 - $20,000,000

Inside Service Listing

50 - 200

Inside Service Listing

USA

AT-NET Services

AT-NET Services

Managed Technology Solutions and CyberSecurity

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That is what we are as a business to business company. If you are new to computer support done by an MSP, then you have come to a better level of service with AT-NET. We promise to give your company a better experience than you have ever had with your information technology systems. AT-NET understands the unique positions growing businesses are in to expand their services in a digital world. The digital landscape has so many challenges that a company, many times, doesn’t know where to begin. If your company needs IT expertise without the IT department price tag, then managed services are the best option for your operations.

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20% IT Services
10% VoIP
Inside Service Listing

$150-$199/hr

Inside Service Listing

$1,000+

Inside Service Listing

2 - 9

Inside Service Listing

USA

iWeb-Soft, Inc.

iWeb-Soft, Inc.

Software Development for your Business Growth

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iWeb-Soft, Inc. is a leading software development company with over 16 years of experience providing full-cycle development services and custom solutions across such industries as Healthcare, Insurance, Fintech, Real Estate, Hospitality & Travel, Agriculture, Logistics & Transportation, Food & Beverage, and more. Our dedicated team has completed over 150 projects, specializing in innovative mobile and web applications, CRM, ERP, and EHR systems. We prioritize integration, modernization, and continuous support. Our custom solutions align perfectly with client needs to enhance their operational efficiency, customer relationships, and business growth. Our commitment to transparent communication and timely, on-budget delivery helps us build strong relationships with our clients, enabling us to deliver solutions that elevate their businesses to new heights. Partner with us to discover how we can help your company excel!

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10% IT Services
10% VoIP
Inside Service Listing

$50-$99/hr

Inside Service Listing

$15,000+

Inside Service Listing

50+

Inside Service Listing

USA

Layer3

Layer3

Technology You Can Trust, Compliance You Can Count On

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Layer3 delivers comprehensive managed IT services, cybersecurity solutions, and regulatory compliance expertise to businesses across New Jersey and Pennsylvania. With 18+ years of experience and 3,000+ completed projects, we provide 24/7/365 monitoring and support, specializing in CMMC, HIPAA, and FTC Safeguards Rule compliance for critical industries.

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90% IT Services
5% VoIP
Inside Service Listing

$150-$199/hr

Inside Service Listing

$1,000+

Inside Service Listing

1 - 10

Inside Service Listing

USA

Cloudavize

Cloudavize

"Managed IT Services Dallas"

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As the top IT managed service provider in Dallas, TX since 2019, Cloudavize has positioned itself as a premier choice for businesses seeking fully managed IT solutions. Whether you’re looking to outsource IT management, rapid response to unplanned disruption, or achieve trouble-free IT, Cloudavize’s Dallas managed IT services provide the ideal solution. Our approach ensures that businesses gain real value through a full service managed IT services Dallas, including IT support, cybersecurity, and cloud services. We proudly serve the diverse IT needs of small-to-mid-sized businesses (SMBs) and mid-market companies across a variety of industries in the Dallas-Fort Worth (DFW) region.

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50% IT Services
5% VoIP
Inside Service Listing

$100-$149/hr

Inside Service Listing

$800 - $1,500

Inside Service Listing

2 - 7

Inside Service Listing

USA

Data Collaborations Services

Data Collaborations Services

Empowering Businesses with Tailored IT Solutions

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Based in New York City, Data Collaboration Services (DCS) is a leading provider of innovative IT solutions designed to meet the unique needs of small and medium-sized businesses. With over 8 years of experience, DCS has earned its reputation as a trusted IT consulting firm by delivering exceptional managed IT services, including network security, cloud computing, data recovery, and endpoint security services. Our certified engineers specialize in creating customized IT strategies that align with your business goals, ensuring maximum operational efficiency, affordability, and security. DCS offers a comprehensive range of services, including Office 365 migration, Azure consulting, cybersecurity solutions, and VoIP systems for business, backed by rapid response times and unparalleled client support. Whether you need to protect critical data, migrate seamlessly to the cloud, or enhance your IT infrastructure, we’re here to help. Schedule your free IT consultation today and discover how DCS can transform your IT environment, reduce costs, and empower your business to thrive in the digital age. Services Offered by Data Collaboration Services (DCS): Network Security Services Office 365 Migration Services Azure Consulting Services Endpoint Security Services VoIP Solutions for Business Cybersecurity Solutions IT Infrastructure Management Services Managed Network Services Data Backup and Recovery Cloud Computing Services 24/7 Managed IT Support Book A Consultation today - https://datacollaborationservices.com/contact-us/

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50% IT Services
5% VoIP
Inside Service Listing

N/A

Inside Service Listing

$222 - $99,999,999,999

Inside Service Listing

10 - 20

Inside Service Listing

USA

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