Experiencing dropped calls, slow data, or weak AT&T signal in Sunnyvale, California? You're not alone. Many residents and visitors in Sunnyvale struggle with poor mobile reception in certain areas. The FindTower app is specifically designed to solve these connectivity issues by showing you exactly where AT&T cell towers are located.
Our analysis of the Sunnyvale area has identified 20 primary AT&T cell tower locations within the immediate vicinity. These towers provide coverage across different neighborhoods in Sunnyvale, with varying signal strengths depending on your distance from each tower, building density, and local terrain. The tower distribution in Sunnyvale shows concentrated coverage in central areas with expanded reach to surrounding neighborhoods.
Based on our database, here are some of the nearest AT&T cell tower locations serving the Sunnyvale area:
Note: These are approximate locations. Download the FindTower app for precise turn-by-turn directions to the nearest tower based on your current location.
Users in Sunnyvale frequently report signal problems in areas with:
FindTower helps Sunnyvale residents and visitors:
Last Updated: Sunday, October 5th, 2025.
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