Cell Coverage in Coulee City, Washington

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Get unlimited data for $25/month for your first 3 months

New customers only

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Get unlimited data on Verizon for $25/month.

Or as low as $22.92/mo with the annual plan.

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Performance by Carrier in Coulee City

Compare real-world download speeds, upload performance, and latency for major carriers in Coulee City — based on millions of crowdsourced speed tests to help you find the fastest, most reliable network.

DownDownload

7.8Mbps

UpUpload

3.7Mbps

Reliab.Reliability

2.4/ 10

Cov.Coverage

99.8%

12 tests conducted

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DownDownload

55.2Mbps

UpUpload

29.4Mbps

Reliab.Reliability

8.2/ 10

Cov.Coverage

100.0%

79 tests conducted

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DownDownload

No data

UpUpload

No data

Reliab.Reliability

No data

Cov.Coverage

94.2%

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These results compare 3 mobile carriers measured in Coulee City — AT&T, Verizon, T-Mobile — using median values calculated from crowdsourced speed tests. Each card shows download speed, upload speed, and reliability to give you a complete picture of real-world network performance.

T-Mobile delivers the fastest median download at 55.2 Mbps, making it the top performer for raw download throughput. T-Mobile leads in coverage, reaching 100.0% of the area based on FCC data. T-Mobile ranks highest for reliability with a score of 8.2/10, reflecting consistent connection quality across tests.

Promoted Offers

Get unlimited data for $25/month for your first 3 months

New customers only

See Deal

Get unlimited data on Verizon for $25/month.

Or as low as $22.92/mo with the annual plan.

See Deal

Limited-time offer

Get unlimited data for $25/month for your first 3 months

New customers only

See Deal

Limited-time

Get unlimited data on Verizon for $25/month.

Or as low as $22.92/mo with the annual plan.

See Deal

Network Performance

Based on crowdsourced speed tests and signal measurements in Coulee City, Washington, get a complete view of mobile performance with area-wide benchmarks and carrier-by-carrier breakdowns. Explore median performance metrics from real-world tests, then compare carriers side-by-side for speed, responsiveness, and availability.

Median Performance

Download

52.9Mbps

Upload

24.3Mbps

Latency

36ms

Reliability

6.9/ 10

Top Performers

Best Download: T-Mobile

55.2 Mbps

Best Upload: T-Mobile

29.4 Mbps

Best Latency: T-Mobile

33 ms

Best Reliability: T-Mobile

8.2 / 10

Best Coverage: T-Mobile

100.0%

Coverage Snapshot

5G90.0%

4G LTE100.0%

Based on 91 speed tests

Network Performance aggregates all measured carriers in Coulee City 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 91 tests. Current medians are 52.9 Mbps download, 24.3 Mbps upload, and 36 ms latency.

Promoted Offers

Get unlimited data for $25/month for your first 3 months

New customers only

See Deal

Get unlimited data on Verizon for $25/month.

Or as low as $22.92/mo with the annual plan.

See Deal

Cell Phone Plans for Coulee City

Compare wireless plans from carriers with coverage in this area.

Recommended PlanSponsored

Mint Mobile 6GB Annual

12 month term

T-Mobile

$15/mo

Mint Mobile 6GB Annual

$15/mo

12 month term

T-Mobile

6 GB Data

Hotspot Included

Unlimited min

Unlimited texts

6 GB Datahigh-speed, then 128Kbps
Hotspot Included
Unlimited Minutes
Unlimited Texts

View Plan

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US Mobile 5GB

Monthly plan

AT&T

T-Mobile

Verizon

$15/mo

US Mobile 5GB

$15/mo

Monthly plan

AT&T

T-Mobile

Verizon

5 GB Data

Hotspot Included

Unlimited min

Unlimited texts

Taxes & fees included

5 GB Datahigh-speed, then data stops
Hotspot Included
Unlimited Minutes
Unlimited Texts
Taxes & Fees Included

View Plan

Recommended PlanSponsored

US Mobile Unlimited Starter Dark Star

Monthly plan

AT&T

$25/mo

US Mobile Unlimited Starter Dark Star

$25/mo

Monthly plan

AT&T

Unlimited Data

20 GB Hotspot

Unlimited min

Unlimited texts

Taxes & fees included

Unlimited Datahigh-speed
20 GB Hotspot
Unlimited Minutes
Unlimited Texts
Taxes & Fees Included

View Plan

Recommended PlanSponsored

Visible Base

Monthly plan

Verizon

$25/mo

Visible Base

$25/mo

Monthly plan

Verizon

Unlimited Data

Unlimited Hotspot

Unlimited min

Unlimited texts

Taxes & fees included

Unlimited Datahigh-speed
Unlimited Hotspot
Unlimited Minutes
Unlimited Texts
Taxes & Fees Included

View Plan

Recommended PlanSponsored

Mint Mobile Unlimited Annual

12 month term

T-Mobile

$30/mo

Mint Mobile Unlimited Annual

$30/mo

12 month term

T-Mobile

Unlimited Data

20 GB Hotspot

Unlimited min

Unlimited texts

Unlimited Datahigh-speed
20 GB Hotspot
Unlimited Minutes
Unlimited Texts

Limited-time offer

$15/mo first year

View Plan

Recommended PlanSponsored

Visible+

Monthly plan

Verizon

$35/mo

Visible+

$35/mo

Monthly plan

Verizon

Unlimited Data

Unlimited Hotspot

Unlimited min

Unlimited texts

Taxes & fees included

Unlimited Datahigh-speed
Unlimited Hotspot
Unlimited Minutes
Unlimited Texts
Taxes & Fees Included

Limited-time offer

$30/mo for 5 years with code 5OFF5

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Cell Coverage in Coulee City: FAQ

What is the best cell phone carrier in Coulee City?

Based on crowdsourced speed tests in Coulee City, 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 Coulee City?

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.

What is the reliability score?

The reliability score summarizes how dependable mobile performance is in Coulee City. 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 Coulee City?

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 Coulee City?

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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