Carbon Cliff
Cell coverage comparison in Carbon Cliff, Illinois
Based on crowdsourced speed tests and signal measurements in Carbon Cliff, Illinois using data from Rock Island, the current snapshot reflects over 1,400 speed tests and shows medians of 30.9 Mbps download, 9.0 Mbps upload, and 58 ms latency.
Not enough data for Carbon Cliff
Showing performance data for Rock Island instead. We need at least 25 speed tests in Carbon Cliff to generate local metrics.
Performance by Carrier in Rock Island
Explore median download speeds, upload performance, and network latency for each major mobile carrier in Rock Island, 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.
Over 400 tests conducted
Over 500 tests conducted
Over 300 tests conducted
Performance by Carrier shows side-by-side results for the primary mobile providers measured in Rock Island. 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 Rock Island
Get a complete view of mobile network performance across Rock Island with overall benchmarks and carrier-by-carrier breakdowns. Explore median performance metrics calculated from millions of real-world, crowdsourced speed tests. Start with the Rock Island-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
Upload
Latency
Top Performers
Fastest Download: T-Mobile
41.8 Mbps
Fastest Upload: T-Mobile
9.7 Mbps
Best Latency: Verizon
57 ms
Best Coverage: Verizon
100.0%
Coverage Snapshot
Network Performance aggregates all measured carriers in Rock Island to provide a baseline view of typical speeds and latency in the area. Use these medians as a quick indicator of overall network quality.
Local testing in Carbon Cliff is limited, so these medians are based on data from Rock Island. Current medians are 30.9 Mbps download, 9.0 Mbps upload, and 58 ms latency.
Cell Phone Plans for Carbon Cliff
Compare wireless plans from carriers with coverage in this area.
Helium Mobile Zero
Monthly plan
- 1 GB Data1GB cellular + 2GB Helium Wi-Fi
- No Hotspot Included
- 100 Minutes
- 300 Texts
Helium Mobile Sprout
Monthly plan
- 3 GB Datahigh-speed, then data stops
- No Hotspot Included
- Unlimited Minutes
- Unlimited Texts
Red Pocket 500MB 12 Months
12 month term
- 0.5 GB Datahigh-speed, then Unknown
- Hotspot Included
- 500 Minutes
- 500 Texts
Tello 100 Mins
Monthly plan
- No Data Included
- No Hotspot Included
- 100 Minutes
- Unlimited Texts
Tello 1GB 100 Mins
Monthly plan
- 1 GB Datahigh-speed, then data stops
- Hotspot Included
- 100 Minutes
- Unlimited Texts
Tello 2GB 100 Mins
Monthly plan
- 1 GB Datahigh-speed, then data stops
- Hotspot Included
- 100 Minutes
- Unlimited Texts
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Cell Coverage in Carbon Cliff: FAQ
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Why might this page show limited data for Carbon Cliff?
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