Xfinity Coverage Near San Quentin, CA — 312 Towers
Excellent — Xfinity has dense, multi-band coverage in San Quentin, CA.
Xfinity Coverage Stats
Xfinity Tower Mix Near San Quentin, CA
Xfinity runs on Verizon's cellular network and is owned by Comcast. Xfinity coverage near San Quentin, CA mirrors Verizon's — same towers, same signal strength, same 5G availability.
How Xfinity Compares Near San Quentin, CA
Side-by-side: Xfinity vs. other carriers at this location, ranked by signal strength.
About Xfinity Coverage Near San Quentin, CA
Excellent — Xfinity has dense, multi-band coverage in San Quentin, CA. Our analysis uses FCC cell tower registrations plus crowdsourced OpenCellID signal measurements to estimate Xfinity coverage at this location. Within 5 miles of San Quentin, CA, we found 312 Verizon cell towers — the closest is just 0.2 mi away.
Signal strength is calculated using Free-Space Path Loss (FSPL) combined with FCC-registered effective radiated power (ERP). The strongest Xfinity tower near San Quentin, CA produces an estimated -39.1 dBm at ground level. Low-band frequencies (600–850 MHz) penetrate walls best for indoor coverage.
5G service from Verizon is actively deployed near San Quentin, CA — 20 high-band towers deliver fast 5G speeds in the area.