CoverageMap

Union

Cell coverage comparison in Union, South Dakota

US

Based on crowdsourced speed tests and signal measurements in Union, South Dakota, the current snapshot reflects over 400 speed tests and shows medians of 76.5 Mbps download, 17.4 Mbps upload, and 69 ms latency.

Performance by Carrier in Union

Explore median download speeds, upload performance, and network latency for each major mobile carrier in Union, 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
Download57.3 Mbps
Upload5.5 Mbps
Latency79 ms
Coverage100.0%

27 tests conducted

T-Mobile logo
Download76.6 Mbps
Upload20.3 Mbps
Latency69 ms
Coverage100.0%

Over 300 tests conducted

Verizon logo
Download101.5 Mbps
Upload14.2 Mbps
Latency63 ms
Coverage100.0%

85 tests conducted

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

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

76.5Mbps

Upload

17.4Mbps

Latency

69ms

Top Performers

Fastest Download: Verizon

101.5 Mbps

Fastest Upload: T-Mobile

20.3 Mbps

Best Latency: Verizon

63 ms

Best Coverage: T-Mobile

100.0%

Coverage Snapshot

5G97.6%
4G LTE100.0%
Based on over 400 speed tests

Network Performance aggregates all measured carriers in Union 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 400 tests. Current medians are 76.5 Mbps download, 17.4 Mbps upload, and 69 ms latency.

Cell Phone Plans Available in Union

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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Citys in Union

Select a city to view coverage data for that location.

Cell Coverage in Union: FAQ

What is the best cell phone carrier in Union?

Based on crowdsourced speed tests in Union, Verizon 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 Union?

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 Union?

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 Union?

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

Get the app

View Coverage Map for Union

Explore detailed coverage data on our interactive map to find the best carrier for your specific location.

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Union, South Dakota Cell Coverage | CoverageMap