Carrierlytics City Coverage Guide

Hayward, CA Cell Phone Coverage Map & Network Rankings (2026)

Don't overpay for a network that struggles where you actually use your phone.

Using FCC mobile coverage data across Hayward, CA ZIP codes, Carrierlytics compares the top-performing networks and the cheapest plans that use them.



Cell phone coverage map for Hayward, CA

Zoom in for local detail. Tap or click a colored area to see coverage and signal details. On mobile, use two fingers to move the map.

Coverage Key
Less covered More covered
Darker areas mean the carrier covers more of that location.

Map data © OpenStreetMap contributors, © CARTO. Rendered with MapLibre. FCC BDC mobile coverage processed by Carrierlytics.

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Cell phone coverage rankings by network in Hayward, CA

#1

Verizon

Coverage Score 93.0
In Hayward, CA
Overall
99.8%
4G LTE
99.8% avg. -79 dBm 4G LTE signal where 4G LTE coverage exists: avg. -79 dBm
5G
93.0% avg. -86 dBm 5G signal where 5G coverage exists: avg. -86 dBm
Fast 5G
77.7% avg. -83 dBm Fast 5G signal where Fast 5G coverage exists: avg. -83 dBm
Alameda County, CA covered 87.6%
#2

T-Mobile

Coverage Score 89.1
In Hayward, CA
Overall
90.6%
4G LTE
89.9% avg. -89 dBm 4G LTE signal where 4G LTE coverage exists: avg. -89 dBm
5G
89.4% avg. -85 dBm 5G signal where 5G coverage exists: avg. -85 dBm
Fast 5G
73.3% avg. -81 dBm Fast 5G signal where Fast 5G coverage exists: avg. -81 dBm
Alameda County, CA covered 73.3%
#3

AT&T

Coverage Score 72.9
In Hayward, CA
Overall
81.8%
4G LTE
80.8% avg. -96 dBm 4G LTE signal where 4G LTE coverage exists: avg. -96 dBm
5G
75.1% avg. -99 dBm 5G signal where 5G coverage exists: avg. -99 dBm
Fast 5G
49.5% avg. -95 dBm Fast 5G signal where Fast 5G coverage exists: avg. -95 dBm
Alameda County, CA covered 76.1%

County coverage is shown for surrounding-area context and uses land-area only coverage.

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Best phone plans for Hayward, CA

Best phone plans on Verizon's network for Hayward, CA

93.0 Verizon coverage score Ranked #1 in Hayward, CA
Best unlimited data plan Best hotspot plan Best family plan
100 Value Score

Total Wireless MAX 5G BYO

Elite Value

Price
$25/mo
Data
Unlimited
Hotspot
Unlimited
View plan

Coverage by ZIP code in Hayward, CA

ZIP code areas can extend beyond city limits, so this table is best used for local comparison around the city.

ZIP Code AT&T T-Mobile Verizon
94541 100.0% 100.0% 99.4% 72.5% 100.0% 100.0% 100.0% 98.3% 100.0% 100.0% 98.9% 92.1%
94542 88.6% 88.6% 82.1% 59.2% 85.1% 83.6% 81.6% 57.2% 100.0% 100.0% 79.1% 66.2%
94544 97.2% 96.4% 94.9% 63.2% 98.4% 97.6% 98.4% 90.9% 100.0% 100.0% 96.4% 85.4%
94545 94.0% 94.0% 91.0% 64.1% 99.1% 99.1% 99.1% 96.1% 100.0% 100.0% 100.0% 98.5%
94552 74.5% 73.7% 54.4% 38.6% 57.7% 55.3% 47.4% 28.3% 94.5% 94.4% 49.1% 32.1%
94586 71.5% 70.8% 42.2% 33.8% 63.8% 61.8% 55.4% 40.6% 88.6% 88.1% 69.7% 58.6%
94587 73.2% 72.6% 65.1% 34.5% 98.3% 98.1% 97.2% 70.2% 100.0% 100.0% 96.6% 67.2%
94588 86.1% 85.0% 49.0% 31.4% 75.9% 74.3% 73.0% 58.6% 96.2% 96.2% 74.2% 64.1%

About The Coverage Data

Coverage and signal estimates are derived by Carrierlytics from carrier-reported data in the FCC’s National Broadband Coverage Map, last updated in June 2025. “Percent covered” shows how much of the city or ZIP code area has a carrier signal, whether weak or strong. Signal bars show the estimated average signal strength in areas of Hayward, CA where that carrier has coverage.

If a carrier says you should have service but you do not, run a challenge test with the FCC Mobile Speed Test App. The FCC uses those results to check carrier-submitted coverage data and requires a carrier response when enough tests show a pattern of inaccurate coverage reporting.