CoverageMap

Altamont

Cell coverage comparison in Altamont, Illinois

US

Based on crowdsourced speed tests and signal measurements in Altamont, Illinois, the current snapshot reflects over 200 speed tests and shows medians of 56.2 Mbps download, 7.8 Mbps upload, and 60 ms latency.

Performance by Carrier in Altamont

Explore median download speeds, upload performance, and network latency for each major mobile carrier in Altamont, calculated from millions of real-world, crowdsourced speed tests. These results reflect typical everyday performance to help you compare carriers and choose the network that delivers the fastest speeds, most responsive connections, and broadest coverage where you live, work, and travel.

AT&T logo
Download43.7 Mbps
Upload11.1 Mbps
Latency52 ms
Coverage100.0%

Over 100 tests conducted

T-Mobile logo
Download204.7 Mbps
Upload9.3 Mbps
Latency62 ms
Coverage97.5%
Verizon logo
Download103.0 Mbps
Upload3.7 Mbps
Latency80 ms
Coverage100.0%

100 tests conducted

Performance by Carrier shows side-by-side results for the primary mobile providers measured in Altamont. Each row reflects median download, upload, and latency for that carrier.

Providers included in this comparison are Verizon, T-Mobile, AT&T. Per-carrier test counts are shown in the table to indicate data accuracy.

Network Performance in Altamont

Get a complete view of mobile network performance across Altamont with overall benchmarks and carrier-by-carrier breakdowns. Explore median performance metrics calculated from millions of real-world, crowdsourced speed tests. Start with the Altamont-wide snapshot to understand overall network trends, then dive deeper to compare individual carriers side-by-side and see how each performs in speed, responsiveness, and availability.

Median Performance

Download

56.2Mbps

Upload

7.8Mbps

Latency

60ms

Top Performers

Fastest Download: T-Mobile

204.7 Mbps

Fastest Upload: AT&T

11.1 Mbps

Best Latency: AT&T

52 ms

Best Coverage: Verizon

100.0%

Coverage Snapshot

5G93.2%
4G LTE100.0%
Based on over 200 speed tests

Network Performance aggregates all measured carriers in Altamont to provide a baseline view of typical speeds and latency in the area. Use these medians as a quick indicator of overall network quality.

These medians are calculated from over 200 tests. Current medians are 56.2 Mbps download, 7.8 Mbps upload, and 60 ms latency.

Cell Phone Plans for Altamont

Compare wireless plans from carriers with coverage in this area.

Red Pocket 500MB 12 Months

$5/mo

12 month term

AT&T
T-Mobile
Verizon
  • 0.5 GB Datahigh-speed, then Unknown
  • Hotspot Included
  • 500 Minutes
  • 500 Texts

US Mobile Light Plan Annual

$8/mo

12 month term

AT&T
T-Mobile
Verizon
  • 2 GB Datahigh-speed, then data stops
  • No Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts
  • Taxes & Fees Included

TextNow Weekly Unlimited

$8.99/mo

Monthly plan

AT&T
  • 20 GB Datahigh-speed, then data stops
  • Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts
  • Taxes & Fees Included

Red Pocket Essentials Annual

$9.17/mo

12 month term

AT&T
T-Mobile
Verizon
  • 3 GB Datahigh-speed, then 256Kbps
  • No Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts

Red Pocket Essentials

$10/mo

Monthly plan

AT&T
T-Mobile
Verizon
  • 3 GB Datahigh-speed, then 256Kbps
  • No Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts

Red Pocket Essentials (AT&T)

$10/mo

Monthly plan

AT&T
  • 3 GB Datahigh-speed, then 256Kbps
  • No Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts

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Cell Coverage in Altamont: FAQ

What is the best cell phone carrier in Altamont?

Based on crowdsourced speed tests in Altamont, T-Mobile currently leads in median download speeds. Compare carriers in the performance table above for the latest results.

Why might this page show limited data for Altamont?

We need at least 25 recent speed tests to generate reliable local metrics. If we don't have enough tests yet, the page focuses on maps and nearby locations while we keep collecting data.

How can I check coverage at my specific address in Altamont?

Use the interactive map to check signal strength at your exact address. Visit the CoverageMap interactive map to explore 4G/5G availability.

How can I contribute coverage data for Altamont?

Download the CoverageMap app and run a few speed tests with location enabled. Your results help improve coverage accuracy and unlock local rankings faster.

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View Interactive Map

Explore detailed coverage data for Altamont on our interactive map.

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Altamont, Illinois Cell Coverage | CoverageMap