Carrierlytics City Coverage Guide

Butte-Silver Bow (balance), MT 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 Butte-Silver Bow (balance), MT ZIP codes, Carrierlytics compares the top-performing networks and the cheapest plans that use them.



Cell phone coverage map for Butte-Silver Bow (balance), MT

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 Butte-Silver Bow (balance), MT

#1

T-Mobile

Coverage Score 61.3
In Butte-Silver Bow (balance), MT
Overall
54.1%
4G LTE
53.9% avg. -93 dBm 4G LTE signal where 4G LTE coverage exists: avg. -93 dBm
5G
49.3% avg. -88 dBm 5G signal where 5G coverage exists: avg. -88 dBm
Fast 5G
38.4% avg. -85 dBm Fast 5G signal where Fast 5G coverage exists: avg. -85 dBm
Silver Bow County, MT covered 54.2%
#2

Verizon

Coverage Score 47.9
In Butte-Silver Bow (balance), MT
Overall
67.8%
4G LTE
67.8% avg. -96 dBm 4G LTE signal where 4G LTE coverage exists: avg. -96 dBm
5G
11.1% avg. -93 dBm 5G signal where 5G coverage exists: avg. -93 dBm
Fast 5G
6.4% avg. -88 dBm Fast 5G signal where Fast 5G coverage exists: avg. -88 dBm
Silver Bow County, MT covered 67.9%
#3

AT&T

Coverage Score 46.6
In Butte-Silver Bow (balance), MT
Overall
63.2%
4G LTE
63.2% avg. -109 dBm 4G LTE signal where 4G LTE coverage exists: avg. -109 dBm
5G
42.9% avg. -113 dBm 5G signal where 5G coverage exists: avg. -113 dBm
Fast 5G
29.4% avg. -112 dBm Fast 5G signal where Fast 5G coverage exists: avg. -112 dBm
Silver Bow County, MT covered 63.3%

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

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Best phone plans for Butte-Silver Bow (balance), MT

Best phone plans on T-Mobile's network for Butte-Silver Bow (balance), MT

61.3 T-Mobile coverage score Ranked #1 in Butte-Silver Bow (balance), MT
Best family plan
79.5 Value Score

T-Mobile Better Value

Fair Value

Price
$140.01/mo for 3 lines ($46.67/line)
Data
Unlimited
Hotspot
Unlimited
View plan

Coverage by ZIP code in Butte-Silver Bow (balance), MT

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
59701 63.7% 63.7% 44.2% 33.3% 56.0% 55.9% 50.0% 38.3% 66.8% 66.8% 13.5% 8.7%
59711 60.4% 60.4% 43.2% 40.9% 43.4% 43.3% 40.7% 30.0% 62.2% 62.2% 5.6% 2.8%
59727 38.5% 38.5% 19.7% 13.9% 33.3% 33.1% 30.1% 21.8% 38.5% 38.5% 0.0% 0.0%
59743 30.2% 30.2% 11.6% 5.8% 35.9% 35.9% 29.6% 18.8% 18.0% 17.9% 1.2% 0.0%
59748 85.6% 85.6% 71.7% 62.5% 74.9% 74.7% 69.7% 57.5% 96.1% 96.1% 15.9% 2.8%
59750 81.5% 81.5% 51.1% 29.5% 67.3% 66.9% 64.2% 55.5% 87.0% 87.0% 7.4% 1.5%
59759 76.1% 76.1% 56.6% 52.1% 71.5% 71.5% 64.2% 47.8% 70.2% 70.2% 10.3% 4.9%

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 Butte-Silver Bow (balance), MT 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.