CoverageMap

Sussex

Cell coverage comparison in Sussex, Delaware

US

Based on crowdsourced speed tests and signal measurements in Sussex, Delaware, the current snapshot reflects over 24,000 speed tests and shows medians of 339.7 Mbps download, 22.4 Mbps upload, and 40 ms latency.

Performance by Carrier in Sussex

Explore median download speeds, upload performance, and network latency for each major mobile carrier in Sussex, 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
Download71.6 Mbps
Upload7.5 Mbps
Latency40 ms
Coverage99.8%

Over 900 tests conducted

T-Mobile logo
Download443.2 Mbps
Upload27.6 Mbps
Latency40 ms
Coverage95.8%

Over 18,000 tests conducted

Verizon logo
Download109.0 Mbps
Upload9.4 Mbps
Latency40 ms
Coverage99.4%

Over 4,600 tests conducted

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

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

339.7Mbps

Upload

22.4Mbps

Latency

40ms

Top Performers

Fastest Download: T-Mobile

443.2 Mbps

Fastest Upload: T-Mobile

27.6 Mbps

Best Latency: T-Mobile

40 ms

Best Coverage: AT&T

99.8%

Coverage Snapshot

5G91.8%
4G LTE100.0%
Based on over 24,000 speed tests

Network Performance aggregates all measured carriers in Sussex 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 24,000 tests. Current medians are 339.7 Mbps download, 22.4 Mbps upload, and 40 ms latency.

Cell Phone Plans Available in Sussex

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

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

Tello 1GB 100 Mins

$6/mo

Monthly plan

T-Mobile
  • 1 GB Datahigh-speed, then data stops
  • Hotspot Included
  • 100 Minutes
  • Unlimited Texts

Tello 2GB 100 Mins

$7/mo

Monthly plan

T-Mobile
  • 1 GB Datahigh-speed, then data stops
  • Hotspot Included
  • 100 Minutes
  • Unlimited Texts

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Cell Coverage in Sussex: FAQ

What is the best cell phone carrier in Sussex?

Based on crowdsourced speed tests in Sussex, 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 Sussex?

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 Sussex?

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 Sussex?

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 Sussex

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

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Sussex, Delaware Cell Coverage | CoverageMap