CoverageMap

Key Largo

Cell coverage comparison in Key Largo, Florida

US

Based on crowdsourced speed tests and signal measurements in Key Largo, Florida, the current snapshot reflects over 500 speed tests and shows medians of 38.2 Mbps download, 9.3 Mbps upload, and 40 ms latency.

Performance by Carrier in Key Largo

Explore median download speeds, upload performance, and network latency for each major mobile carrier in Key Largo, 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
Download27.8 Mbps
Upload3.9 Mbps
Latency41 ms
Coverage89.5%

Over 100 tests conducted

T-Mobile logo
Download146.3 Mbps
Upload17.2 Mbps
Latency38 ms
Coverage92.3%

Over 100 tests conducted

Verizon logo
Download35.9 Mbps
Upload13.5 Mbps
Latency49 ms
Coverage100.0%

Over 100 tests conducted

Performance by Carrier shows side-by-side results for the primary mobile providers measured in Key Largo. 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 Key Largo

Get a complete view of mobile network performance across Key Largo with overall benchmarks and carrier-by-carrier breakdowns. Explore median performance metrics calculated from millions of real-world, crowdsourced speed tests. Start with the Key Largo-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

38.2Mbps

Upload

9.3Mbps

Latency

40ms

Top Performers

Fastest Download: T-Mobile

146.3 Mbps

Fastest Upload: T-Mobile

17.2 Mbps

Best Latency: T-Mobile

38 ms

Best Coverage: Verizon

100.0%

Coverage Snapshot

5G92.3%
4G LTE100.0%
Based on over 500 speed tests

Network Performance aggregates all measured carriers in Key Largo 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 500 tests. Current medians are 38.2 Mbps download, 9.3 Mbps upload, and 40 ms latency.

Cell Phone Plans for Key Largo

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 Key Largo: FAQ

What is the best cell phone carrier in Key Largo?

Based on crowdsourced speed tests in Key Largo, 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 Key Largo?

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 Key Largo?

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 Key Largo?

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 Key Largo on our interactive map.

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Key Largo, Florida Cell Coverage | CoverageMap