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Coverage · ZIP 21758

Internet Providers in Knoxville, MD (21758)

There are 13 internet providers available in Knoxville, MD (ZIP 21758), including Antietam Cable, Verizon Fios, Xfinity. Compare each provider below by technology, maximum advertised speed, and area coverage, then call (833) 261-0564 for help choosing a plan. Coverage data is sourced from the FCC National Broadband Map.

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Internet providers in Knoxville, MD (ZIP 21758)

There are 13 residential internet providers available in Knoxville, MD (ZIP 21758), including Antietam Cable, Verizon Fios, Xfinity. The table below lists each provider with its technology type, maximum advertised speeds, and area coverage, sourced from the FCC National Broadband Map.

ProviderTechnologyMax downloadMax uploadArea coverage
Antietam CableFiber10 Gbps10 Gbps4%
Verizon FiosFiber940 Mbps880 Mbps1%
XfinityCable2 Gbps250 Mbps34%
Antietam CableCable1.3 Gbps50 Mbps33%
T-Mobile Home Internet5G Home Internet100 Mbps20 Mbps64%
AT&T Internet Air5G Home Internet100 Mbps20 Mbps56%
US Cellular5G Home Internet10 Mbps1 Mbps4%
MN FWA (unspecified)Fixed Wireless100 Mbps30 Mbps12%
EarthLinkFixed Wireless100 Mbps30 Mbps12%
All Points BroadbandFixed Wireless10 Mbps1 Mbps52%
StarlinkSatellite280 Mbps30 Mbps100%
ViasatSatellite150 Mbps3 Mbps100%
HughesNetSatellite100 Mbps5 Mbps100%

Internet in Knoxville, MD — common questions

How many internet providers are available in Knoxville, MD?

There are 13 internet providers available in Knoxville, MD (ZIP 21758), including Antietam Cable, Verizon Fios, Xfinity. Availability varies by exact address.

What is the fastest internet available in 21758?

Antietam Cable offers the highest advertised download speed in Knoxville, MD at up to 10 Gbps. Actual speeds depend on the plan and your address.

How do I check internet availability at my address in Knoxville, MD?

Enter your ZIP code on Ziatan to see every provider serving your block, then call (833) 261-0564 for help comparing plans and pricing — free, with no signup required.