CoverageMap

Groton

Cell coverage comparison in Groton, South Dakota

US

Based on crowdsourced speed tests and signal measurements in Groton, South Dakota, the current snapshot reflects 28 speed tests and shows medians of 14.5 Mbps download, 5.0 Mbps upload, and 61 ms latency.

Performance by Carrier in Groton

Explore median download speeds, upload performance, and network latency for each major mobile carrier in Groton, 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
Download118.4 Mbps
Upload18.9 Mbps
Latency62 ms
Coverage100.0%
T-Mobile logo
Download160.6 Mbps
Upload23.9 Mbps
Latency99 ms
Coverage100.0%
Verizon logo
Download12.7 Mbps
Upload4.3 Mbps
Latency61 ms
Coverage100.0%

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

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

14.5Mbps

Upload

5.0Mbps

Latency

61ms

Top Performers

Fastest Download: T-Mobile

160.6 Mbps

Fastest Upload: T-Mobile

23.9 Mbps

Best Latency: Verizon

61 ms

Best Coverage: Verizon

100.0%

Coverage Snapshot

5G100.0%
4G LTE100.0%
Based on 28 speed tests

Network Performance aggregates all measured carriers in Groton 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 28 tests. Current medians are 14.5 Mbps download, 5.0 Mbps upload, and 61 ms latency.

Cell Phone Plans for Groton

Compare wireless plans from carriers with coverage in this area.

Helium Mobile Zero

$0/mo

Monthly plan

T-Mobile
  • 1 GB Data1GB cellular + 2GB Helium Wi-Fi
  • No Hotspot Included
  • 100 Minutes
  • 300 Texts

MobileX Custom

$0/mo

Monthly plan

Verizon
  • No Data Included
  • Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts

MobileX 150 Mins 150 Texts

$4.48/mo

Monthly plan

Verizon
  • No Data Included
  • No Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts

Helium Mobile Sprout

$5/mo

Monthly plan

T-Mobile
  • 3 GB Datahigh-speed, then data stops
  • No Hotspot Included
  • Unlimited Minutes
  • Unlimited Texts

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

Tello 100 Mins

$5/mo

Monthly plan

T-Mobile
  • No Data Included
  • No Hotspot Included
  • 100 Minutes
  • Unlimited Texts

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Cell Coverage in Groton: FAQ

What is the best cell phone carrier in Groton?

Based on crowdsourced speed tests in Groton, 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 Groton?

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 Groton?

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 Groton?

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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Groton, South Dakota Cell Coverage | CoverageMap