Custer
Cell coverage comparison in Custer, Montana
Based on crowdsourced speed tests and signal measurements in Custer, Montana, the current snapshot reflects over 700 speed tests and shows medians of 47.1 Mbps download, 13.8 Mbps upload, and 87 ms latency.
Performance by Carrier in Custer
Explore median download speeds, upload performance, and network latency for each major mobile carrier in Custer, 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 200 tests conducted
Over 400 tests conducted
Performance by Carrier shows side-by-side results for the primary mobile providers measured in Custer. 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 Custer
Get a complete view of mobile network performance across Custer with overall benchmarks and carrier-by-carrier breakdowns. Explore median performance metrics calculated from millions of real-world, crowdsourced speed tests. Start with the Custer-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
247.9 Mbps
Fastest Upload: T-Mobile
17.4 Mbps
Best Latency: T-Mobile
61 ms
Best Coverage: Verizon
42.5%
Coverage Snapshot
Network Performance aggregates all measured carriers in Custer 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 700 tests. Current medians are 47.1 Mbps download, 13.8 Mbps upload, and 87 ms latency.
Cell Phone Plans Available in Custer
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
MobileX Custom
Monthly plan
- No Data Included
- Hotspot Included
- Unlimited Minutes
- Unlimited Texts
MobileX 150 Mins 150 Texts
Monthly plan
- No Data Included
- No Hotspot Included
- Unlimited Minutes
- Unlimited 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
Page 1 of 53
Citys in Custer
Select a city to view coverage data for that location.
Cell Coverage in Custer: FAQ
What is the best cell phone carrier in Custer?
Why might this page show limited data for Custer?
How can I check coverage at my specific address in Custer?
How can I contribute coverage data for Custer?
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 appView Coverage Map for Custer
Explore detailed coverage data on our interactive map to find the best carrier for your specific location.
Open Interactive Map