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DSDownloadSpeed
FCC Data · Updated April 2026
B

Lewis and Clark County Internet

Lewis and Clark County, Montana has a Broadband Grade of B with an average download speed of 1000 Mbps across 11 ZIP codes. 100% of the county has fiber internet access, and the area averages 10 providers per ZIP code. Internet access is above average for the U.S.

67
Score
1000 Mbps
Avg Download
100%
Fiber Access
10
Avg Providers
Grade Distribution

ZIP Code Grades in Lewis and Clark County

A
0
B
11
C
0
D
0
F
0
Best

Fastest ZIP Codes in Lewis and Clark County

ZIPGradeDownloadProvidersFiber
59410B1000 Mbps10Yes
59601B1000 Mbps10Yes
59602B1000 Mbps10Yes
59623B1000 Mbps10Yes
59625B1000 Mbps10Yes
59633B1000 Mbps10Yes
59635B1000 Mbps10Yes
59636B1000 Mbps10Yes
59639B1000 Mbps10Yes
59640B1000 Mbps10Yes
Needs Improvement

Slowest ZIP Codes in Lewis and Clark County

ZIPGradeDownloadProvidersFiber
59410B1000 Mbps10Yes
59601B1000 Mbps10Yes
59602B1000 Mbps10Yes
59623B1000 Mbps10Yes
59625B1000 Mbps10Yes
59633B1000 Mbps10Yes
59635B1000 Mbps10Yes
59636B1000 Mbps10Yes
59639B1000 Mbps10Yes
59640B1000 Mbps10Yes
FAQ

Frequently Asked Questions

What is the average internet speed in Lewis and Clark County, Montana?

Lewis and Clark County, Montana has an average maximum download speed of 1000 Mbps across 11 ZIP codes. The county received a Broadband Grade of B (67/100), which factors in download speed, provider competition, fiber availability, and upload speed. This meets the FCC broadband standard of 100 Mbps download.

How many internet providers are in Lewis and Clark County?

Lewis and Clark County has an average of 10 internet providers per ZIP code. 100% of ZIP codes in the county have fiber internet access. Having 3 or more providers typically leads to better prices and service quality through competition.

Is there fiber internet in Lewis and Clark County?

100% of ZIP codes in Lewis and Clark County, Montana have fiber internet available. Fiber provides the fastest and most reliable connections, typically 500 Mbps to 5 Gbps with symmetrical upload speeds. Fiber coverage in this county is above the national average.

What is the best ZIP code for internet in Lewis and Clark County?

The best-connected ZIP code in Lewis and Clark County is 59410 with a Broadband Grade of B, 1000 Mbps maximum download, and 10 providers. Fiber internet is available in this ZIP code.

Test Your Speed

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