4G LTE & 5G Coverage In Steilacoom

The table below shows the proportion of Steilacoom with coverage from different cellular technologies.

Network	4G Coverage	5G Coverage
AT&T	100%	100%
T-Mobile	100%	100%
Verizon	100%	100%
Dish	0%	11%

Don't be alarmed by Dish's lack of 4G coverage in Steilacoom. Dish has a newly-built network that's 5G-only.

US Cellular And Dish Roaming Coverage

US Cellular does not have native coverage in Steilacoom. However, some US Cellular subscribers may still have coverage in Steilacoom thanks to roaming agreements.

The 11% figure for Dish may understate what subscribers in Steilacoom experience after accounting for roaming agreements.

Steilacoom Cell Signal Strength

There are 58 map hexes within the census-defined boundaries of Steilacoom. The table below shows the proportion of hexes at various levels of signal strength. Where both 4G and 5G coverage is available, data is drawn from whichever technology offers a stronger signal.

Network	Strong	Decent	Weak	None
AT&T	5%	68%	27%	0%
T-Mobile	38%	57%	5%	0%
Verizon	7%	80%	12%	0%
Dish	0%	0%	11%	89%

For most purposes, decent signals are perfectly sufficient. Weak or non-existent signals cause far greater degradation in user experience.

Crowdsourced Coverage Data In Steilacoom

Coverage Critic has 3,742 crowdsourced data points from 29 map hexes within the boundaries of Steilacoom. Data is available for AT&T, T-Mobile, and Verizon.

Network	Unique Hexes	Total Observations
AT&T	27	610
T-Mobile	24	2,990
Verizon	13	116

Click here to toggle to the map's crowdsourced data layer.

Washington State-Wide Coverage Scores

Network	Coverage Score
Verizon	8.6 / 10
AT&T	8.6 / 10
T-Mobile	8.1 / 10

Data Sourcing

Coverage maps draw on data from the FCC's Broadband Data Collection and Coverage Critic's crowdsourcing.

The coverage information for Steilacoom is rated as medium-high confidence. Documentation is available elsewhere covering limitations of Coverage Critic's approach.