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DSDownloadSpeed
FCC Data · Updated April 2026
C

Best Internet in Clark, IL

100 Mbps avg · 7 ZIP codes · 100% fiber · 10 providers/ZIP

100
Avg Mbps
100
Max Mbps
100%
Fiber Access
10
Avg Providers
Providers

Internet Providers in Clark

ProviderZIP Codes Served% of Area
Comcast7100%
At&T Illinois7100%
T-Mobile7100%
King Street L.p.7100%
United States Cellular Corporation7100%
Rise Broadband7100%
Frontier North Illinois Gte7100%
Wisper Isp, LLC7100%
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ZIP Codes in Clark

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FAQ

Frequently Asked Questions

What is the average internet speed in Clark, IL?

Clark, Illinois has an average maximum download speed of 100 Mbps across 7 ZIP codes. The fastest available speed is 100 Mbps. 100% of ZIP codes have fiber internet.

Who are the best internet providers in Clark?

The most widely available providers in Clark are Comcast (7 ZIPs), At&T Illinois (7 ZIPs), T-Mobile (7 ZIPs). Check individual ZIP codes for exact availability at your address.

Is fiber internet available in Clark?

Yes, fiber internet is available in 100% of Clark's ZIP codes. Fiber coverage is good in this area. Search your specific ZIP code for exact fiber availability.

How does Clark compare to the rest of Illinois?

Clark has an average Broadband Grade of C (48/100). The Clark area averages 10 providers per ZIP code with 100% fiber access. Check the Illinois overview for statewide comparison.