Building the Best-Ever Cellular Coverage Maps
Check Coverage In Your Area
How good is coverage where you live?
Enter your state, city, or ZIP code in the search bar below:
Our Maps
Interactive maps with rich information.
Speed Map
A crowd-sourced map of the cellular data speeds on every carrier.
- See download speeds, upload speeds, and latency
- Customize the map with filters & color options
- Find the best carrier in your area
Signal Strength Map
Explore where carriers have great, good, and poor reception.
- Created with data from the FCC
- Detailed heat map view
- Estimate where cell towers are located
Coverage Report Map
Data-driven reports of cellular performance in every state, county, city, and ZIP code in the U.S.
- Poor, good, great, and excellent coverage areas
- Weighted median speeds
- Speed distribution curves
- Time of day performance
Carrier Maps
See verified coverage maps and estimated coverage maps for all carriers.
News & Updates
The latest news from CoverageMap.com
How does CoverageMap.com work?
We're a cellular coverage map that works by having community members contribute data to the project. The map updates in real-time as community members upload data, helping everyone get a clearer picture of what coverage is truly like.
1. Create a free account
Create your free account to enjoy three key benefits:
- Your own personal coverage map
- The ability to compete on the state and national leaderboards by earning points
- The ability to unlock fun achievements
2. Upload your data
Use a free app like SpeedSmart to run speed tests. Then, upload your speed tests as CSV file to the map. Your speed tests are processed in real-time and will be instantly viewable on the map.
3. Explore the map
Compare cell phone coverage and performance. Set custom filters. See what network is best in your area.
Our Partners
We're partnering with trusted companies to give you the best experience possible.
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