Best Coverage!

T-Mobile

99.75%
Coverage

  • Plans From $60 to $85
  • Unlimited Talk & Text
  • Up To 50GB Premium Data & 20GB 4G Hotspot
  • Netflix And Quibi Free For A Year
  • Up To 1080p Streaming
Call 800-866-2453

View Plans & Pricing

AT&T

99.66%
Coverage

  • Plans From $65 to $85
  • Unlimited Talk & Text
  • Up To 100GB Premium Data & 30GB 4G Hotspot
  • Top Plan Includes HBO MAX
  • Up To 720p Streaming
Call 800-288-2020

View Plans & Pricing

Verizon

99.34%
Coverage

  • Plans From $70 to $90
  • Unlimited Talk & Text
  • Up To 75GB Premium Data & 30GB 4G Hotspot
  • Most Plans Include Apple Music and 1 Year Of Disney+
  • Up To 720p Streaming
Call 844-751-8735

View Plans & Pricing

Cellular Access In San Ramon, CA


  • T-Mobile has the best cell phone coverage in San Ramon.
  • San Ramon, CA has an average of 97.64% coverage across the four major carriers.
  • San Ramon is 488th in California for cell reception ahead of Castro Valley, Hayward, Moraga, and Livermore, but behind Dublin.
  • AT&T is ranked as the fastest provider in California.
  • San Ramon has 1 cell tower.
  • The zip code in San Ramon with the best coverage for April 2024 is 94582.

San Ramon Cellular Coverage Map


Cell Phone Coverage By ZIP In San Ramon

ZIP Code Verizon ATT T-Mobile
94582100%100%99%
9458398%99%99%

Cell Phone Tower In San Ramon, California

Licensee Address Height Tower Type
GTE MOBILNET OF CALIFORNIA LIMITED PARTNERSHIP20815 San Ramon Valley Blvd, San Ramon, CA 945830

User Reported Dead Zones In San Ramon

Carrier Address Comment Date Added
Verizon210 Alamos PlDropped calls. 1 bar.2019
Verizon114 Radford CtPoor reception the past week. Very low signal strength.2016
Verizon2527 Camino RamonSlow LTE speeds. Barely get 1.5Mbps down and 0.5Mbps up.2015
Data Provided By DeadCellZones.com

Cell Phone Stores Closest To San Ramon, CA

Carrier Address Phone Directions
AT&T134 Sunset Dr #C-1a, San Ramon, CA, 94583925-327-7100Directions
Verizon2475 San Ramon Valley Blvd, San Ramon, CA, 94583925-854-1334Directions
T-Mobile3191 Crow Canyon Place Ste I, San Ramon, CA, 94583925-480-0007Directions

Cell Phone Coverage In Nearby Cities