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DSDownloadSpeed
FCC Data · Updated April 2026
D

North Slope County Internet

North Slope County, Alaska has a Broadband Grade of D with an average download speed of 25 Mbps across 10 ZIP codes. 100% of the county has fiber internet access, and the area averages 10 providers per ZIP code. Internet access is below the national average, indicating limited options for residents.

23
Score
25 Mbps
Avg Download
100%
Fiber Access
10
Avg Providers
Grade Distribution

ZIP Code Grades in North Slope County

A
0
B
0
C
0
D
10
F
0
Best

Fastest ZIP Codes in North Slope County

ZIPGradeDownloadProvidersFiber
99519D25 Mbps10Yes
99721D25 Mbps10Yes
99723D25 Mbps10Yes
99734D25 Mbps10Yes
99747D25 Mbps10Yes
99759D25 Mbps10Yes
99766D25 Mbps10Yes
99782D25 Mbps10Yes
99789D25 Mbps10Yes
99791D25 Mbps10Yes
Needs Improvement

Slowest ZIP Codes in North Slope County

ZIPGradeDownloadProvidersFiber
99519D25 Mbps10Yes
99721D25 Mbps10Yes
99723D25 Mbps10Yes
99734D25 Mbps10Yes
99747D25 Mbps10Yes
99759D25 Mbps10Yes
99766D25 Mbps10Yes
99782D25 Mbps10Yes
99789D25 Mbps10Yes
99791D25 Mbps10Yes
FAQ

Frequently Asked Questions

What is the average internet speed in North Slope County, Alaska?

North Slope County, Alaska has an average maximum download speed of 25 Mbps across 10 ZIP codes. The county received a Broadband Grade of D (23/100), which factors in download speed, provider competition, fiber availability, and upload speed. This is below the FCC broadband standard of 100 Mbps download, meaning parts of the county may be classified as underserved.

How many internet providers are in North Slope County?

North Slope 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 North Slope County?

100% of ZIP codes in North Slope County, Alaska 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 North Slope County?

The best-connected ZIP code in North Slope County is 99519 with a Broadband Grade of D, 25 Mbps maximum download, and 10 providers. Fiber internet is available in this ZIP code.

Test Your Speed

See how your connection compares to North Slope County's 25 Mbps average.