Best Internet Service Providers (ISPs)

How Many Internet Service Providers (ISPs) Products Does G2 Track?

Total Products under this Category: 130

Category Stats (Oct 2026)

  • Average Rating: 3.97/5 (↑0.02 vs Sep 2026) The average rating of products in this category, based on all submitted ratings
  • Top Trending Product: Register.lk (+0.63%) - Among all products in this category, Register.lk recorded the largest rating increase compared to last month

Last updated: October 26, 2026

How Does G2 Rank Internet Service Providers (ISPs) Products?

Why You Can Trust G2's Software Rankings:

  • 30 Analysts and Data Experts
  • 100+ Authentic Reviews
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G2's software rankings are built on verified user reviews, rigorous moderation, and a consistent research methodology maintained by a team of analysts and data experts. Each product is measured using the same transparent criteria, with no paid placement or vendor influence. While reviews reflect real user experiences, which can be subjective, they offer valuable insight into how software performs in the hands of professionals. Together, these inputs power the G2 Score, a standardized way to compare tools within every category.

G2 Grid® for Internet Service Providers (ISPs)

G2 Grid® for Internet Service Providers (ISPs) plotting products by satisfaction and market presence

Highlighted products: Register.lk, AT&T U-Verse, Charter Spectrum, IPcook, and Xfinity.

Underlying data: [Grid® JSON](https://www.g2.com/categories/internet-service-providers-isps/grids.json?focus%5B%5D=register-lk&focus%5B%5D=at-t-u-verse&focus%5B%5D=charter-spectrum&focus%5B%5D=ipcook&focus%5B%5D=xfinity)

Register.lk

Register.lk is an award-winning domain registration and cloud hosting provider delivering secure, high-performance digital infrastructure for businesses of all sizes. We empower startups, SMEs, agencies, and growing enterprises with reliable hosting environments designed for speed, stability, and long-term scalability. Our services include domain registration, performance-optimized web hosting, business email solutions, DNS management, and advanced server configurations. With strategically located infrastructure across the USA, India, Singapore, and Sri Lanka, we ensure low latency, high availability, and consistent uptime for regional and international clients. Built with a strong focus on security, performance, and customer success, Register.lk provides proactive support, infrastructure monitoring, and expert technical assistance to ensure seamless operations for mission-critical websites and applications. We are trusted by businesses seeking: • High-performance hosting with global reach • Secure and stable domain & DNS management • Reliable business email solutions • Responsive, expert technical support • Scalable infrastructure for growth Whether you are launching your first website or managing a growing digital platform, Register.lk delivers the performance, reliability, and support modern businesses expect from a cloud hosting partner.

Average Rating: 4.7/5.0

Total Reviews: 53

Who Is the Company Behind Register.lk?

Who Uses This Product?

  • Top Industries: Computer Software, Information Technology and Services
  • Company Size: 93% Small, 2% Medium

What Are Recent G2 Reviews of Register.lk?

AT&T U-Verse

Control your DVR, set favorites, and stream live TV or On Demand. Plus, use your wireless device to manage your U-verse wherever you go.

Average Rating: 3.2/5.0

Total Reviews: 14

Who Is the Company Behind AT&T U-Verse?

  • Seller: AT&T Inc.
  • Year Founded: 1876
  • HQ Location: Dallas, TX
  • Twitter: @ATT
    876,351 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    195,339 employees on LinkedIn®
  • Ownership: NYSE: T

Who Uses This Product?

  • Company Size: 43% Small, 43% Medium

What Are Recent G2 Reviews of AT&T U-Verse?

What Are G2 Users Discussing About AT&T U-Verse?

Charter Spectrum

America's fastest growing TV, Internet and Voice company

Average Rating: 3.6/5.0

Total Reviews: 27

Who Is the Company Behind Charter Spectrum?

  • Seller: Charter Communications
  • Year Founded: 1993
  • HQ Location: Stamford, Connecticut
  • Twitter: @CharterTMs
    126 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    33,516 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 81% Small, 11% Large

What Are Recent G2 Reviews of Charter Spectrum?

What Are G2 Users Discussing About Charter Spectrum?

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IPcook

IPcook has over 55 million real dynamic residentialIPs, building a global network covering 195+ countriesand regions.With a backbone-grade dynamic lP pool,it supports 1000+ high-concurrency requests, easilybypassing regional restrictions.

Average Rating: 5.0/5.0

Total Reviews: 10

Who Is the Company Behind IPcook?

  • Seller: IPcook
  • Year Founded: 2025
  • HQ Location: ,
  • LinkedIn® Page: www.linkedin.com
    16 employees on LinkedIn®

Who Uses This Product?

  • Top Industries: Information Technology and Services
  • Company Size: 90% Small, 10% Medium

What Are Recent G2 Reviews of IPcook?

Xfinity

Americas best Internet provider. The best in-home WiFi with xFi. And speeds to power all your streaming needs.

Average Rating: 3.7/5.0

Total Reviews: 19

Who Is the Company Behind Xfinity?

  • Seller: Comcast
  • Year Founded: 1963
  • HQ Location: Philadelphia, PA
  • Twitter: @comcast
    174,389 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    61,725 employees on LinkedIn®
  • Ownership: NASDAQ: CMCSA

Who Uses This Product?

  • Company Size: 74% Small, 26% Medium

What Are Recent G2 Reviews of Xfinity?

What Are G2 Users Discussing About Xfinity?

TPx

TPx provides a flexible portfolio of IT services designed to help organizations design, operate, and optimize secure, reliable, and high-performance technology environments. TPx supports customers across the full IT lifecycle, offering advisory services, professional services, co-managed options, and fully managed services based on each organization’s needs. Rather than delivering one-size-fits-all outsourcing, TPx Managed Services are built to meet organizations where they are: whether they need guidance on strategy, help implementing new technologies, or ongoing management and monitoring of critical systems. Services are commonly used by organizations with distributed locations, hybrid workforces, and growing security or operational complexity. TPx Managed Services spans multiple technology domains, allowing customers to consolidate vendors while maintaining visibility and control. Key capabilities include: Managed Networking and Connectivity Design, deployment, monitoring, and management of SASE, business internet, WAN, LAN, SD-WAN, and edge environments to support performance and reliability across locations. Managed Security Services Ongoing management of security technologies and controls, including endpoint security, managed detection and response (MDR), DNS protection, firewall, and secure access frameworks (SSE). Managed Collaboration and Communications Support for unified communications, contact center solutions, and Microsoft 365 environments to enable secure collaboration and productivity. Advisory and Professional Services Compliance guidance, assessments, architecture design, implementation support, and project-based services to help organizations modernize IT environments without disrupting existing systems. Flexible Engagement Models Options for advisory-only, co-managed, or fully managed services, allowing internal IT teams to retain control while extending their capabilities. TPx Managed Services includes 24/7 monitoring, ongoing optimization, and access to technical expertise, helping organizations reduce operational burden while maintaining alignment with business goals. By combining guidance, implementation, and long-term management, TPx supports organizations as their technology needs evolve over time. Learn more at https://www.tpx.com/solutions/

Average Rating: 4.6/5.0

Total Reviews: 11

Who Is the Company Behind TPx?

  • Seller: TPx
  • Company Website:
  • Year Founded: 1998
  • HQ Location: Austin, Texas, United States
  • LinkedIn® Page: www.linkedin.com
    987 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 45% Medium, 36% Small

What Are Recent G2 Reviews of TPx?

Cox Business Internet

Leading-edge technology. Fast, reliable services. Business-class support. Find products and services that fit your business size and your business needs.

Average Rating: 3.6/5.0

Total Reviews: 4

Who Is the Company Behind Cox Business Internet?

Who Uses This Product?

  • Company Size: 75% Small, 25% Large

What Are Recent G2 Reviews of Cox Business Internet?

What Are G2 Users Discussing About Cox Business Internet?

Flashcloud

FlashCloud is a modern web hosting company challenging the status quo with better hosting and exceptional value. Created by founders with nearly 20 years of experience in the web hosting industry, FlashCloud combines deep operational expertise with a fresh, customer-first philosophy. The company was built to address common frustrations in the hosting market — confusing pricing, hidden renewal increases, and limited support access. With a transparent approach and infrastructure designed for performance, FlashCloud operates globally with strategically located data centers in North America, Europe, and Asia to ensure fast, reliable service for customers worldwide. FlashCloud offers shared hosting, WordPress hosting, VPS, and dedicated servers powered by high-performance NVMe storage and enterprise-grade infrastructure. The company focuses on delivering more value from day one by including features that many providers treat as paid add-ons. Customers benefit from a free starter website built by experts, a free domain for life, free website migration, daily and on-demand backups, free SSL certificates, and real 24/7 human support. FlashCloud’s pricing model emphasizes fairness and transparency, with clear renewal terms and flexible guarantees designed to put customers first. Although FlashCloud is a newly launched brand, it is built on nearly two decades of hands-on experience operating large-scale hosting environments and supporting thousands of businesses globally. The team specializes in scalable infrastructure architecture, performance optimization, proactive monitoring, and customer support systems designed for reliability and responsiveness. FlashCloud is committed to continuous improvement, long-term customer relationships, and delivering a hosting experience that prioritizes speed, security, and simplicity for businesses, creators, agencies, and growing teams.

Average Rating: 4.8/5.0

Total Reviews: 3

Who Is the Company Behind Flashcloud?

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Flashcloud?

Optimum by Altice

Experience the new era of entertainment. Optimum Core TV allows everyone in the family to watch their favorite channels.

Average Rating: 1.8/5.0

Total Reviews: 3

Who Is the Company Behind Optimum by Altice?

  • Seller: Altice
  • HQ Location: Queens, US
  • Twitter: @AlticeUSA
    3,362 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    6,568 employees on LinkedIn®
  • Ownership: NYSE: ATUS

Who Uses This Product?

  • Company Size: 67% Small, 33% Medium

What Are Recent G2 Reviews of Optimum by Altice?

What Are G2 Users Discussing About Optimum by Altice?

Alltime iptv

Best IPTV Provider 2026 — Stream 40,000+ Live TV Channels & 200,000+ Movies & Series Cut the cord for good. AllTimeIPTV is the best IPTV subscription for sports fans, families, expats and binge-watchers — crystal-clear HD, FHD & 4K streams on every device you own. One subscription, instant activation, zero buffering.

Average Rating: 4.8/5.0

Total Reviews: 2

Who Is the Company Behind Alltime iptv?

Who Uses This Product?

  • Company Size: 50% Medium, 50% Small

What Are Recent G2 Reviews of Alltime iptv?

Lumen Managed and Professional Services

CenturyLink® Managed Services provides skilled IT professionals across a variety disciplines to help you get the most from your IT ecosystem. Leverage skilled and experienced technical specialists, support managers and technical advisors to manage your network, hybrid hosting environments, applications and business continuity strategy and execution. Network Management – our network technicians can help maintain and manage your network ecosystem so your IT team can focus on innovating your core business offerings. Get the most from every mile, ensuring that your network is secure, reliable, and connecting your business to your partners and customers. Infrastructure Management – To keep pace with today’s rapidly changing technology, you need a trusted infrastructure partner helping you align your legacy and modernized IT infrastructure systems with your business objectives. Embracing a managed IT infrastructure model allows you to deploy modern technology reliably with the assurance it will respond to your business needs. CenturyLink IT experts can manage your infrastructure on-site or remotely, so that your systems keep pace as your business needs change. Multi-Cloud Management experts can help optimize your workloads and connectivity across your hybrid cloud environments for optimizing governance, agility and security without sacrificing availability or resources. Operating System Management experts can help maintain and manage your Windows and Red Hat Cloud servers 24x7. Application Management & Development – Optimize the applications that you rely on to run your business with CenturyLink Application Management & Development services. Application Development and Maintenance, Managed Applications (Database and Web Applications) services. Business Continuity Management – Mitigate risk, protect your brand, and avoid the enormous cost of IT downtime that can result from natural or manmade disasters. Our disaster recovery managed services allow you to restore normal business operations within minutes of failure, giving you greater confidence that your applications and data are secure.

Average Rating: 3.6/5.0

Total Reviews: 19

Who Is the Company Behind Lumen Managed and Professional Services?

  • Seller: Lumen Technologies
  • Year Founded: 1930
  • HQ Location: Monroe, LA
  • Twitter: @lumentechco
    9,154 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    49,054 employees on LinkedIn®
  • Ownership: NYSE:LUMN

Who Uses This Product?

  • Top Industries: Computer Software
  • Company Size: 58% Medium, 32% Large

What Are Recent G2 Reviews of Lumen Managed and Professional Services?

What Are G2 Users Discussing About Lumen Managed and Professional Services?

Verizon Business Broadband

Business Broadband solutions help you connect all your sites to our networking solutions and the internet, with dependable bandwidth. It has helped deliver their benefits to organizations across all industriesincluding a disaster relief organization who wanted to improve their crisis response.

Average Rating: 2.3/5.0

Total Reviews: 2

Who Is the Company Behind Verizon Business Broadband?

  • Seller: Verizon Enterprise
  • Year Founded: 1988
  • HQ Location: Basking Ridge, NJ
  • Twitter: @VerizonEnterpr
    7 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    15,489 employees on LinkedIn®

Who Uses This Product?

  • Company Size: 50% Large, 50% Small

What Are Recent G2 Reviews of Verizon Business Broadband?

What Are G2 Users Discussing About Verizon Business Broadband?

Verizon Business Services

Give your business a single, powerful network for both voice and data communication.

Average Rating: 5.0/5.0

Total Reviews: 2

Who Is the Company Behind Verizon Business Services?

  • Seller: Verizon
  • Year Founded: 1983
  • HQ Location: Basking RIdge, NJ
  • Twitter: @Verizon
    1,486,564 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    101,991 employees on LinkedIn®
  • Ownership: NYSE:VZ

Who Uses This Product?

  • Company Size: 100% Small

What Are Recent G2 Reviews of Verizon Business Services?

What Are G2 Users Discussing About Verizon Business Services?

Windstream Enterprise Internet

Windstream Enterprise provides cloud-optimized network and communications solutions, including SD-WAN and UCaaS, to empower businesses to solve todays most complex technology challenges.

Average Rating: 1.5/5.0

Total Reviews: 2

Who Is the Company Behind Windstream Enterprise Internet?

Who Uses This Product?

  • Company Size: 50% Large, 50% Medium

What Are G2 Users Discussing About Windstream Enterprise Internet?

Altice Business

Provide mission-critical business solutions and earn our place as the most trusted communications provider in the markets we serve. Lightpath, Optimum Business and Suddenlink comprise our prestigious family of US-based brands with a collective dedication to delivering innovative products, the highest quality services and the very best customer experience.

Average Rating: 5.0/5.0

Total Reviews: 1

Who Is the Company Behind Altice Business?

  • Seller: Altice
  • HQ Location: Queens, US
  • Twitter: @AlticeUSA
    3,362 Twitter followers
  • LinkedIn® Page: www.linkedin.com
    6,568 employees on LinkedIn®
  • Ownership: NYSE: ATUS

Who Uses This Product?

  • Company Size: 100% Medium

What Are Recent G2 Reviews of Altice Business?

What Are G2 Users Discussing About Altice Business?

Adam Crivello
AC
Researched and written by Adam Crivello
Updated October 3, 2024