Top 23 VoIP Service Provider Companies

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In 2025, the VoIP market sees a diverse range of 23 leading providers across the United States, from Vitel Global's cloud-based systems in New Jersey to Medtel Communications' tailored healthcare solutions in Florida. Each firm brings unique specialties, such as IntelliVoice's cost-effective scalability in Florida and SCyber Communications' emphasis on user-friendly UCaaS in Ohio. With innovations ranging from unified communications and remote working tools to HIPAA compliance and customizable features, these companies are ideally positioned to meet the evolving demands of businesses nationwide.

Vitel Global logo

Vitel Global

🇺🇸 295 Durham Avenue Suite D

Vitel Global specializes in providing cloud-based business phone systems, focusing on hosted VoIP and PBX solutions that enable seamless communication for organizations of all sizes. Its innovative approach integrates advanced telecommunications features with remote working capabilities, making it an ideal choice for businesses with multiple locations or remote employees.

VoIP
Hosted PBX
cloud communications
business telephony
unified communications
remote working
IP telephony
call monitoring
CRM integration
business phone service
telecommunications
Company size: 51-200
Founded: 2010
VoIP Doctors logo

VoIP Doctors

🇺🇸 1040 Kings Hwy North Suite 201

Specializing in telecommunications, VoIP Doctors provides innovative cloud communication solutions, including VoIP, UCaaS, and consulting services, to help businesses modernize their telecom infrastructure. Their unique approach focuses on operational efficiency and cost reduction, enabling organizations to enhance productivity and reinvest savings effectively.

telecommunications
VoIP
cloud communications
UCaaS
hosted services
SIP trunking
consulting
telecom infrastructure
remote solutions
business continuity
cybersecurity
VoIP engineering
Company size: 2-10
Founded: 2019
ACC Telecom logo

ACC Telecom

🇺🇸 10005 Old Columbia Rd. STE M-150

A leader in the telecommunications industry since 1979, this firm specializes in comprehensive communications solutions, including VoIP phone services, cloud-based systems, and surveillance camera installations. With a strong focus on providing innovative and tailored products, it offers clients exceptional value through advanced technologies like 3CX business communications and SIP Trunks.

telecommunications
VoIP
cloud phone
surveillance systems
SIP trunks
cabling
paging systems
unified communications
video conferencing
security cameras
PBX installation
carrier services
Company size: 11-50
Founded: 1979
IntelliVoice, LLC logo

IntelliVoice, LLC

🇺🇸 622 2nd Ln A

IntelliVoice specializes in telecommunications, offering innovative business phone services and cloud-based communication solutions designed to enhance productivity while reducing costs. Their unique architectural approach to Hosted PBX and IP telephony ensures exceptional reliability, scalability, and manageability for businesses of all sizes.

telecommunications
business phone
cloud phone
IP phones
VoIP
SIP trunks
video conferencing
unified communications
CPaaS
digital receptionist
hosted PBX
voice over IP
Company size: 2-10
Founded: 2010
Envoi Networks, Inc. logo

Envoi Networks, Inc.

🇺🇸 21721 Filigree Court Suite 2075-Dock A

Envoi Networks specializes in high-quality cloud-based telephony solutions, offering a range of services including VoIP communications, hosted PBX, and SIP trunking. With a focus on seamless collaboration and reliability, the firm aims to enhance efficiency and resource savings for enterprises through innovative and accessible telecommunications solutions.

cloud telephony
VoIP
SIP trunking
hosted PBX
unified communications
collaboration services
telecommunications
data connectivity
internet connectivity
IT networks
WiFi implementation
Company size: 11-50
Founded: 2009
SAVECOM TELECOM logo

SAVECOM TELECOM

🇺🇸 1444 62nd St Brooklyn, New York 11219, US

Savecom Telecom specializes in enterprise-grade Hosted VoIP and Unified Communications, offering innovative business phone solutions such as Hosted PBX and SIP Trunking. Its personalized service positions it as a rapidly emerging standard in the telecommunications industry.

VoIP
hosted VoIP
unified communications
business phone
small business
hosted PBX
SIP trunking
enterprise communications
telecommunications
Company size: 11-50
Founded: 2013
Cebod Telecom logo

Cebod Telecom

🇺🇸 2472 Chambers Rd Tustin, California 92780, US

Cebod Telecom specializes in cloud-based telephony solutions, offering innovative VoIP phone services tailored for businesses of all sizes. With features like all-inclusive PBX capabilities, a pay-per-line model, and 24/7 support, it enhances communication and collaboration while driving productivity and cost savings.

telecommunications
VoIP
cloud-based
PBX
phone service
internet provider
managed services
communication
collaboration
white label
small business
channel partner
Company size: 11-50
Founded: 2015
Amp Telecom logo

Amp Telecom

🇺🇸 2806 Flintrock Trace Ste 101

Amp Telecom specializes in telecommunications, offering innovative Voice Over IP solutions and unified communication services designed to enhance office productivity. Their extensive features, including cloud PBX options and HIPAA-compliant phone solutions, provide businesses with reliable and cost-effective communication tools.

telecommunications
VOIP
unified communications
digital phone
cloud PBX
network design
video conferencing
telephony
business telephones
cabling
broadband
HIPAA compliance
Company size: 2-10
Founded: 2015
Aasani Telecom logo

Aasani Telecom

🇺🇸 PO Box 526 Nashville , TN 37064-2070, US

Aasani Telecom specializes in cloud communications, offering innovative virtual PBX solutions that integrate traditional phone system features with advanced capabilities like mobile integration, business SMS, and HD video conferencing. Its subscription-based services cater to medium and large businesses, positioning it as a fast-growing leader in the Hosted PBX industry.

telecommunications
cloud communications
virtual PBX
hosted PBX
SIP trunks
VoIP
unified communications
mobile integration
business SMS
online meetings
HD video
screen sharing
Company size: 11-50
Founded: 2016
iCall Systems logo

iCall Systems

🇺🇸 539 W. Commerce #192 Dallas, Texas 75208, US

Specializing in business consulting and services, this firm offers innovative cloud-based PBX and telecommunication solutions that help businesses reduce Internet and phone service costs by 30% or more. Renowned for their seamless VoIP integration and superior call quality, they provide a next-generation communication platform that enhances connectivity and simplifies telephony systems for clients.

cloud PBX
telecommunication
VoIP
business consulting
connectivity
call quality
communication platform
data communications
virtual PBX
phone systems
Company size: 11-50
Founded: 2008
Infinity Communications LLC logo

Infinity Communications LLC

🇺🇸 312 W 2nd St PMB 5196 Casper, Wyoming 82601, US

Infinity Communications LLC specializes in IT services and consulting, offering a comprehensive range of customized communication solutions, including VoIP termination, SIP origination, and cloud-based telephony. With a focus on global reach and advanced technology, it provides businesses with reliable, high-quality communication services tailored to meet diverse needs.

voip
termination
dialer
pbx
origination
did
sms
cloud
communication
wholesale
infrastructure
engagement
Company size: 2-10
Founded: 2022
Dominion Telecom logo

Dominion Telecom

🇺🇸 Beaufort, NC 28516, US

Dominion Telecom specializes in telecommunications as a managed service provider, offering innovative solutions such as hosted PBX, SIP trunking, and telecom expense reduction. As an advanced certified partner of 3CX, it delivers comprehensive telephony services and consulting, ensuring clients benefit from cutting-edge communication technologies.

telecommunications
SIP trunking
hosted PBX
PBX management
call centers
teleworker enablement
video conferencing
telecom consulting
telecom equipment
expense reduction
VoIP
Company size: 2-10
Founded: 2021
VOIP OFFICE logo

VOIP OFFICE

🇺🇸 525 E Big Beaver Rd Troy, Michigan 48083, US

A leading provider in the telecommunications industry, VOIP OFFICE specializes in affordable, cloud-based communication solutions that cater to businesses of all sizes. Their innovative VoIP technology combines traditional PBX features with advanced functionalities, enabling seamless connectivity and unified communication for users globally.

cloud communications
VoIP
PBX
unified communication
conference calls
call recording
mobile application
CRM integration
HIPAA compliant
call queue
corporate phone systems
hosted PBX
Company size: 201-500
Founded: 2004
Digium logo

Digium

🇺🇸 445 Jan Davis Drive Huntsville, Alabama 35806, US

Digium specializes in telecommunications, offering Asterisk software and Switchvox business phone systems that provide affordable, enterprise-class Unified Communications solutions. Notably, Asterisk is a free and open-source communications engine that enables users to build customized communication systems, while Switchvox delivers a cost-effective alternative to proprietary UC systems for small-to-midsized businesses.

Asterisk
telephony
hardware
Unified Communications
VoIP
SIP Trunking
IP PBX
Hosted PBX
mobile UC
softphone
IP Phones
training
Company size: 51-200
Founded: 1999
Global UC logo

Global UC

🇺🇸 5273 Dillon Circle Haltom City, Texas 76137, US

Global UC specializes in telecommunications, offering innovative cloud-based solutions for unified communication that enable seamless cross-platform business interactions. As a Microsoft-certified partner, it provides cost-effective telephony services integrated with Microsoft Teams, allowing enterprises to replace traditional infrastructure with efficient cloud telephony while significantly reducing telecom expenses.

unified communication
cloud solutions
telecom services
Microsoft Teams
PSTN
SIP trunking
hosted PBX
contact center
UCaaS
toll-free connectivity
global telecom network
Company size: 51-200
Founded: 2013
Alliance Connect logo

Alliance Connect

🇺🇸 Houston , Tx 77002, US

Alliance Connect specializes in cloud-based telecommunications, offering unified communication services that enhance business productivity while significantly reducing costs. With innovative features like mobile access through the ConnectUC app and SIP trunking options, it simplifies communication for businesses, allowing seamless voice, video, and messaging capabilities from anywhere.

cloud communications
unified communications
VoIP
SIP trunking
hosted telephony
mobile communication
business SMS
video calls
PBX integration
productivity tools
Company size: 2-10
Founded: 2021
West IP Communications logo

West IP Communications

🇺🇸 401 South Fourth Street Louisville, KY 40202, US

A leading provider of cloud-based communications solutions for enterprises, specializing in MPLS-based application network management, unified threat management, and advanced contact center solutions. Its scalable, on-demand applications seamlessly integrate with existing telecommunications infrastructures, facilitating the transition to unified IP communications.

cloud communications
unified communications
VoIP
MPLS
telecom
PBX
contact centers
managed security
enterprise voice
application network management
unified messaging
collaboration tools
Company size: 10001+
Founded: 2000
Citi-Tel Communications logo

Citi-Tel Communications

🇺🇸 16 East 52nd Street Suite 1402 New York, New York 10022, US

Citi-Tel Communications specializes in providing integrated telecommunications and data solutions, leveraging over 25 years of experience to deliver innovative technologies such as VoIP, traditional PBX systems, and network services. The focus on cutting-edge solutions and exceptional support positions it as a leader in the telecommunications and data integration industries.

telecommunications
data integration
VoIP
PBX
call center
unified messaging
LAN
WAN
networking
cabling
online backup
teleconferencing
Company size: 1
Thirdlane logo

Thirdlane

🇺🇸 Fairfax, CA 94930, US

Thirdlane offers a unified communications platform tailored for managed service providers and UCaaS providers, specializing in highly customizable and scalable solutions for businesses and telephony service providers. Their advanced multi-tenant software and open architecture enable flexible deployment options, enhancing reliability and value-added services while maintaining competitive pricing.

unified communications
cloud PBX
multi-tenant PBX
telephony
collaboration
Internet telephony
call center
scalability
customization
open architecture
service providers
business communication
Company size: 11-50
Founded: 2003
Voip Phone Solution logo

Voip Phone Solution

🇺🇸 Kings Hwy Brooklyn, New York 11206 , US

VoIP Phone Solution specializes in providing cloud-based VoIP services that enable businesses of all sizes to connect seamlessly without being restricted by location or traditional wiring. Their innovative approach focuses on customizable features that grow with the business, ensuring reliable long-distance communication and enhanced customer management through advanced software tools.

VoIP
cloud communication
internet telephony
remote connectivity
unified communications
business telephony
call management
feature-rich services
digital communication
Company size: 11-50
Vodia Networks Inc. logo

Vodia Networks Inc.

🇺🇸 131 Middlesex Tpke Burlington, Massachusetts 01803, US

Vodia Networks Inc. specializes in unified communications software, offering a versatile PBX solution that supports both on-premise and cloud-based telephony systems. Its innovative, operating system-independent platform allows for seamless integration with a wide range of SIP devices, providing businesses with flexibility and comprehensive telephony features.

unified communications
telephony
PBX
cloud computing
WebRTC
multi-tenant
SIP
trunking
billing
API
SaaS
ZRTP
Company size: 11-50
Founded: 2012
nexMatrix Telecom, Inc. logo

nexMatrix Telecom, Inc.

🇺🇸 1319 3rd Street South Nampa, ID 83651, US

nexMatrix Telecom specializes in delivering comprehensive cloud-based telecommunications solutions, including unified communications, VoIP services, and a wide range of software applications tailored for both small businesses and large enterprises. Their innovative approach integrates various services, such as high-end PBX systems and CRM solutions, into a seamless platform, providing exceptional value and productivity for users.

telecommunications
unified communications
cloud communications
SIP trunking
VoIP
PBX
private circuits
CRM
software as a service
platform as a service
predictive dialers
enterprise solutions
Company size: 11-50
Medtel Communications logo

Medtel Communications

🇺🇸 4732 E State Road 64 Bradenton, Florida 34208, US

Medtel Communications specializes in cloud-based business phone systems and IVR solutions, offering fully integrated telecommunications services designed for reliability and ease of use. Leveraging a rich history of innovation, it provides an enterprise-class proprietary platform that enhances communication for various industries, including healthcare.

telecommunications
cloud
phone
ivr
voip
systems
healthcare
communications
hosted
service
business phone
contact center
unified communications
quality customer
pbx
platform
pharmacy ivr
voice
hosted voice
enterprise-class
Company size: 51-200

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