15 Best Business Internet Providers in Clark County, IL
Find business internet availability by address in Clark County, IL
Jump to: Availability Maps | Residential Internet in Clark County
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Clark County ISP Report Card | B- |
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Download Speed for Most Businesses | 1,019 Mbps |
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Number of Business ISPs | 15 |
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Real Clark County Customer Ratings | 1 |
This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
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This page reflects the most recent FCC update from January 06, 2026, based on the Broadband Data Collection as of June 30, 2025.
Clark County has 15 business internet providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Clark County.
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Clark County has 15 business internet providers, they are sorted by coverage, available speed, and customer rating from our unbiased internet provider report. Reviews are grouped by provider and the type of service they offer, covering all 4 available internet technologies in Clark County.
Compare Providers Ranked by Coverage, Speed, and Customer Ratings
Seamless Fiber Innovations
Connection
Customer Rating
Fiber
Mediacom Business
Connection
Customer Rating
Cable
Frontier Business
Connection
Customer Rating
DSL
Conxxus
Connection
Customer Rating
Fiber
Above are the top 4 business internet providers in Clark County, IL for most people based on high speed internet coverage, speeds, and customer reviews. Click below to see all providers in your county.
Speed and technology may vary by address for all providers. Please note we may have a financial relationship with some of the providers above, which does not impact the customer ratings displayed. Customer ratings listed above are national ratings, local Clark County ratings may vary and are shown below.
Which Providers are Available at my Business in Clark County?
a different provider.
Internet Availability Key
Speeds and coverage vary within the county, and sometimes even from block to block. The map shows speeds per provider and where each provider is available.
Top Rated Business Internet Providers in Clark County, IL
When selecting the best internet provider for your business, it's important to consider user feedback. Our user reviews encompass all types of services provided by ISPs in Clark County, IL, without asking users to differentiate between residential and business experiences. Because of this, the insights from residential users can be a reliable indicator of what you can expect from the business service as well.
To see all 1 providers reviews in Clark County, IL please visit our Internet Providers in Clark County, IL page. The feedback there reflects the overall quality, reliability, and customer satisfaction of the service, which likely extends to their business offerings.
Who is the Fastest Business Internet Provider in Clark County?
Based on data provided by the internet providers to the FCC, Conxxus should have faster speeds at a local level. If you’d like to see unbiased reviews for provider speed on residential service, please visit our page for residential internet in Clark County.
| ISP / Tech Type | Max Advertised Speed | ||
|---|---|---|---|
| Frontier Communications | 7,000 Mbps | ||
| Conxxus | 5,000 Mbps | ||
| Mediacom | 1,000 Mbps | ||
| Seamless Fiber Innovations | 1,000 Mbps | ||
| Nextlink | 700 Mbps | ||
| Fidium Fiber | 500 Mbps | ||
| Clarksville Mutual Telephone Company | 500 Mbps | ||
| Joink | 250 Mbps | ||
| Verizon | 200 Mbps | ||
| GigFire | 150 Mbps | ||
| Community Fiber Solutions (CFS) | 100 Mbps | ||
| Viasat | 100 Mbps | ||
| T-Mobile Home Internet | 100 Mbps | ||
| AT&T | 30 Mbps | ||
| HughesNet | 25 Mbps |
How Much Speed does a Clark County Business Need?
While the speed a business needs is dependent on their own circumstances, we’ve analyzed the business environment in Clark County, IL from a high level. We’ve categorized every occupation tracked by the Census Bureau’s American Community Survey into 4 groups based largely on their overall connectivity needs.
Core Office / Administrative
In Clark County, Core Office / Administrative occupations play a significant role in the local economy, with Management (9.1%), Teachers and Librarians (7.8%), and Business and Financial Roles (3.6%) being the most common. These roles require consistent, high-speed internet to manage large volumes of data, support communication platforms, and ensure efficient workflow management. Given their substantial share of the workforce, Clark County's overall demand for reliable and robust internet services is strong, supporting a well-organized and efficient business environment.
Knowledge Work / Technical
In Clark County, Knowledge Work / Technical occupations play a significant role in the local economy, with Healthcare Practitioners (4.0%), Healthcare Technicians (2.6%), and Social Workers (2.6%) being the most common. These roles require consistent, high-speed internet to manage large data sets, run sophisticated software, and enable seamless communication across teams. As these occupations represent a substantial share of the workforce, the county's overall demand for advanced internet services is robust, supporting a thriving environment for innovation and technology-driven industries.
Service and Support
In Clark County, Service and Support roles account for a smaller portion of the local workforce. The top occupations in this category are Office Staff (9.1%), Sales Professionals (6.0%), and Service Industry Workers (3.2%) . While these roles depend on internet access for tasks such as customer service, online transactions, and communication, only a small percentage of the population relies on these functions daily. As a result, the overall demand for reliable internet services in this category is relatively low compared to county with a higher concentration of these occupations.
Hands-On and On-Site
In Clark County, Hands-On and On-Site occupations are a significant part of the local economy, with Industrial Workers (12.4%), Construction Workers (7.0%), and Maintenance and Repair Workers (5.3%) being the most common. These roles require consistent, reliable internet for tasks such as real-time data transmission, automated system control, and field operations coordination. Given their substantial share of the workforce, the county's overall demand for dependable internet services is strong, ensuring efficient and safe operation across various industries.
Shopping for Business Internet in Clark County, IL
Based on the mix of occupations in Clark County, IL, it has a balanced demand for robust internet services. The diverse occupational mix supports a steady requirement for reliable and moderately fast internet, though the need for top-tier speeds and low latency is not universal.
Clark County, IL is graded B- according to our ISP Report Card. This report card evaluates the city's internet quality, focusing on key factors like speed, coverage, and provider options, to determine how well the available services meet business needs. Comparing this grade to the mix of occupations, we can conclude that this score provides more than adequate service for the city's workforce.
Specialized Features Businesses in Clark County Should Consider
When selecting an internet service for your business in Clark County, it's important to consider the specialized features that can significantly impact your operations. Whether you're a small business with basic needs or a large enterprise with complex demands, the right business internet plan can offer tailored solutions that enhance performance, security, and reliability.To see what speeds your business is currently getting, please visit our internet speed test tool. Below, we explore key features that could be critical for your business, ensuring you choose a service that aligns with your specific requirements.
Download Speed Requirements
Businesses often require reliable and fast download speeds to handle large data transfers, streaming, and other bandwidth-intensive activities. Business internet plans typically include guaranteed minimum speeds, dedicated bandwidth, and the removal of data caps, ensuring that these critical tasks are completed without interruption or slowdown.
Upload Speed Requirements
For businesses that rely on cloud services, video conferencing, or frequent file uploads, robust upload speeds are essential. Business internet plans typically offer symmetrical speeds, prioritized uploads, and solutions that enhance data transfer efficiency, making sure that critical tasks like cloud backups and real-time communication run smoothly.
Latency Sensitivity
Businesses with latency-sensitive applications, such as VoIP or real-time data processing, benefit from low-latency routing and Quality of Service (QoS) controls. These features prioritize time-sensitive traffic and optimize data paths, reducing delays and ensuring smooth operation of critical business functions.
Reliability and Redundancy
In business, downtime can be costly. Business internet plans often include service level agreements (SLAs) that guarantee uptime and performance. Additionally, features like redundant connections, automatic failover, and 24/7 network monitoring provide an extra layer of reliability, ensuring continuous service even during outages.
Scalability of Services
As businesses grow, so do their internet needs. Scalable business internet plans offer flexible bandwidth options, modular service packages, and the ability to upgrade services on demand without disruption. This ensures that businesses can easily adjust their internet resources as their demands evolve.
Cloud Service Integration
Businesses increasingly rely on cloud services for operations. Business internet plans often include dedicated cloud connections, hybrid cloud solutions, and optimized data transfer rates, making it easier to manage cloud-based applications securely and efficiently.
Security and Privacy Concerns
Security is a top priority for businesses, and business internet plans reflect this with features like built-in firewalls, DDoS protection, and VPN support. These services help protect against cyber threats and ensure that sensitive business data remains secure, both in transit and at rest.
Number of Connected Devices
Modern businesses often have many devices connected to their network, from computers to IoT devices. Business internet services provide high-capacity routers, device prioritization, and efficient IP address management to handle the load, ensuring smooth operation across all devices.
Remote Work Capabilities
With remote work becoming more common, businesses need internet services that support secure and efficient remote access. Business internet plans often include remote desktop services, VPNs, and unified communication tools, allowing employees to work effectively from anywhere.
As you evaluate business internet options in Clark County, consider which of these specialized features will most benefit your operations. Whether you prioritize speed, reliability, security, or scalability, understanding your specific needs will help you identify the right service. When narrowing down the best ISP for your business, be sure to inquire about the features that align with your priorities, ensuring that the provider you choose can support your goals and keep your business running smoothly.
Business Internet in Counties near Clark County, IL
Businesses looking in the greater area surrounding Clark County, IL can use this list to navigate nearby counties.
- Average Download Speed: 1,867
- Fiber Coverage: 77.8%
- Average Download Speed: 1,417
- Fiber Coverage: 42.7%
- Average Download Speed: 1,335
- Fiber Coverage: 27.5%
- Average Download Speed: 1,986
- Fiber Coverage: 75.7%
- Average Download Speed: 863
- Fiber Coverage: 54.3%
- Average Download Speed: 1,137
- Fiber Coverage: 24.6%
- Average Download Speed: 778
- Fiber Coverage: 28.6%
- Average Download Speed: 6,387
- Fiber Coverage: 71.0%
- Average Download Speed: 1,219
- Fiber Coverage: 59.2%
Which Fiber Business Internet Providers are Available in Clark County?
Seamless Fiber Innovations Fiber in Clark County, IL
Availability:
61.2%
Customer Rating:
(0)
Avg. Download Speed
1,000 Mbps
Seamless Fiber Innovations offers Fiber service to 61.2% of Clark County homes. Across the county, Seamless Fiber Innovations Fiber is the only type of service available from the company, with speeds up to 1,000 Mbps
Conxxus Fiber in Clark County, IL
Availability:
6.5%
Customer Rating:
(4)
Avg. Download Speed
5,000 Mbps
Conxxus offers Fiber service to 6.5% of Clark County homes. Across the county, Conxxus Fiber is the only type of service available from the company, with speeds up to 5,000 Mbps
Clarksville Mutual Telephone Company Fiber in Clark County, IL
Availability:
3.5%
Customer Rating:
(0)
Avg. Download Speed
500 Mbps
Clarksville Mutual Telephone Company offers Fiber service to 3.5% of Clark County homes. Across the county, Clarksville Mutual Telephone Company Fiber is the only type of service available from the company, with speeds up to 500 Mbps
Which Cable Business Internet Providers are Available in Clark County?
Mediacom Business Cable in Clark County, IL
Availability:
59.5%
Customer Rating:
(71)
Avg. Download Speed
1,000 Mbps
Mediacom Business offers Cable service to 59.5% of Clark County homes. Across the county, Mediacom Business Cable is the only type of service available from the company, with speeds up to 1,000 Mbps
Which DSL Business Internet Providers are Available in Clark County?
Frontier DSL in Clark County, IL
Availability:
16.4%
Customer Rating:
(46)
Avg. Download Speed
27 Mbps
Frontier Business offers DSL service to 16.4% of Clark County homes. Across the county, Frontier DSL is the only type of service available from the company, with speeds up to 27 Mbps, with speeds from 10 Mpbs up to 115 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 7.0, with an average of 1.8 Mbps throughout the county.
Fidium DSL in Clark County, IL
Availability:
3.3%
Customer Rating:
(13)
Avg. Download Speed
244 Mbps
Fidium Fiber offers DSL service to 3.3% of Clark County homes. Across the county, Fidium DSL is the only type of service available from the company, with speeds up to 244 Mbps, with speeds from 10 Mpbs up to 500 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 75, with an average of 36 Mbps throughout the county.
Which Fixed Wireless and LTE Business Internet Providers are Available in Clark County?
T-Mobile for Business Fixed Wireless in Clark County, IL
Availability:
80.8%
Customer Rating:
(0)
Avg. Download Speed
57 Mbps
T-Mobile for Business offers Fixed Wireless service to 80.8% of Clark County homes. Across the county, T-Mobile for Business Fixed Wireless is the only type of service available from the company, with speeds up to 57 Mbps, with speeds from 25 Mpbs up to 100 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 3.0 and as high as 20, with an average of 10 Mbps throughout the county.
Joink Fixed Wireless in Clark County, IL
Availability:
77.7%
Customer Rating:
(0)
Avg. Download Speed
219 Mbps
Joink offers Fixed Wireless service to 77.7% of Clark County homes. Across the county, Joink Fixed Wireless is the only type of service available from the company, with speeds up to 219 Mbps, with speeds from 10 Mpbs up to 250 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 50, with an average of 43 Mbps throughout the county.
Verizon Business Fixed Wireless in Clark County, IL
Availability:
50.2%
Customer Rating:
(0)
Avg. Download Speed
66 Mbps
Verizon Business offers Fixed Wireless service to 50.2% of Clark County homes. Across the county, Verizon Business Fixed Wireless is the only type of service available from the company, with speeds up to 66 Mbps, with speeds from 50 Mpbs up to 200 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 6.0 and as high as 30, with an average of 8.5 Mbps throughout the county.
AT&T Business Fixed Wireless in Clark County, IL
Availability:
35.5%
Customer Rating:
(0)
Avg. Download Speed
13 Mbps
AT&T Business offers Fixed Wireless service to 35.5% of Clark County homes. Across the county, AT&T Business Fixed Wireless is the only type of service available from the company, with speeds up to 13 Mbps, with speeds from 10 Mpbs up to 30 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 1.0 and as high as 3.0, with an average of 1.3 Mbps throughout the county.
GigFire Fixed Wireless in Clark County, IL
Availability:
24.9%
Customer Rating:
(0)
Avg. Download Speed
145 Mbps
GigFire offers Fixed Wireless service to 24.9% of Clark County homes. Across the county, GigFire Fixed Wireless is the only type of service available from the company, with speeds up to 145 Mbps, with speeds from 100 Mpbs up to 150 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 20 and as high as 130, with an average of 118 Mbps throughout the county.
Community Fiber Solutions Fixed Wireless in Clark County, IL
Availability:
5.6%
Customer Rating:
(0)
Avg. Download Speed
100 Mbps
Community Fiber Solutions (CFS) offers Fixed Wireless service to 5.6% of Clark County homes. Across the county, Community Fiber Solutions Fixed Wireless is the only type of service available from the company, with speeds up to 100 Mbps
Nextlink Fixed Wireless in Clark County, IL
Availability:
5.0%
Customer Rating:
(0)
Avg. Download Speed
499 Mbps
Nextlink offers Fixed Wireless service to 5.0% of Clark County homes. Across the county, Nextlink Fixed Wireless is the only type of service available from the company, with speeds up to 499 Mbps, with speeds from 300 Mpbs up to 700 Mbps depending on the address. Upload speeds differ from download speeds, and are as low 100 and as high as 300, with an average of 199 Mbps throughout the county.