CoverageMap

Castle Douglas

Cell coverage comparison in Castle Douglas, Scotland

GB

Based on crowdsourced speed tests and signal measurements in Castle Douglas, Scotland using data from Dumfries and Galloway, the current snapshot reflects over 100 speed tests and shows medians of 4.1 Mbps download, 1.3 Mbps upload, and 61 ms latency.

Not enough data for Castle Douglas

Showing performance data for Dumfries and Galloway instead. We need at least 25 speed tests in Castle Douglas to generate local metrics.

Performance by Carrier in Dumfries and Galloway

Explore median download speeds, upload performance, and network latency for each major mobile carrier in Dumfries and Galloway, 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.

EE
DownNo data
UpNo data
Reliab.No data
View Carrier
O2
Down4.8 Mbps
Up2.2 Mbps
Reliab.3.9 / 10

72 tests conducted

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Three
Down3.6 Mbps
Up1.2 Mbps
Reliab.3.7 / 10

Over 100 tests conducted

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Vodafone
Down16.1 Mbps
Up1.2 Mbps
Reliab.0.0 / 10

Less than 10 tests conducted

View Carrier

Performance by Carrier shows side-by-side results for the primary mobile providers measured in Dumfries and Galloway. Each row reflects download, upload, latency, and reliability for that carrier.

Providers included in this comparison are EE, O2, Three, Vodafone. Per-carrier test counts are shown in the table to indicate data accuracy.

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Network Performance in Dumfries and Galloway

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

4.1Mbps

Upload

1.3Mbps

Latency

61ms

Reliability

3.6/ 10

Top Performers

Best Download: Vodafone

16.1 Mbps

Best Upload: O2

2.2 Mbps

Best Latency: Vodafone

41 ms

Best Reliability: O2

3.9 / 10

Based on over 100 speed tests

Network Performance aggregates all measured carriers in Dumfries and Galloway 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 Castle Douglas is limited, so these medians are based on data from Dumfries and Galloway. Current medians are 4.1 Mbps download, 1.3 Mbps upload, and 61 ms latency.

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Cell Coverage in Castle Douglas: FAQ

What is the best cell phone carrier in Castle Douglas?

Based on crowdsourced speed tests in Dumfries and Galloway, Vodafone 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 Castle Douglas?

We need at least 25 recent speed tests to generate reliable local metrics. Until we reach that threshold in Castle Douglas, we show performance data for Dumfries and Galloway when it is available.

What is the reliability score?

The reliability score summarizes how dependable mobile performance is in Dumfries and Galloway. It uses a 0.0 to 10.0 scale (higher is better) and is calculated from real-world speed test percentiles with weighted components: download (50%), latency (30%), and upload (20%). It evaluates the lower-end experience using the bottom 10%, 5%, and 1% percentiles when enough samples are available. If local speed testing is limited, a coverage-based fallback is used from signal quality distribution (great/good/poor).

How can I check coverage at my specific address in Castle Douglas?

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 Castle Douglas?

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 Castle Douglas on our interactive map.

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