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DSDownloadSpeed
FCC Data · Updated April 2026
B

Maricopa County Internet

Maricopa County, Arizona has a Broadband Grade of B with an average download speed of 1000 Mbps across 135 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.

73
Score
1000 Mbps
Avg Download
100%
Fiber Access
10
Avg Providers
Grade Distribution

ZIP Code Grades in Maricopa County

A
0
B
135
C
0
D
0
F
0
Best

Fastest ZIP Codes in Maricopa County

ZIPGradeDownloadProvidersFiber
85003B1000 Mbps10Yes
85004B1000 Mbps10Yes
85006B1000 Mbps10Yes
85007B1000 Mbps10Yes
85008B1000 Mbps10Yes
85009B1000 Mbps10Yes
85012B1000 Mbps10Yes
85013B1000 Mbps10Yes
85014B1000 Mbps10Yes
85015B1000 Mbps10Yes
Needs Improvement

Slowest ZIP Codes in Maricopa County

ZIPGradeDownloadProvidersFiber
85003B1000 Mbps10Yes
85004B1000 Mbps10Yes
85006B1000 Mbps10Yes
85007B1000 Mbps10Yes
85008B1000 Mbps10Yes
85009B1000 Mbps10Yes
85012B1000 Mbps10Yes
85013B1000 Mbps10Yes
85014B1000 Mbps10Yes
85015B1000 Mbps10Yes
FAQ

Frequently Asked Questions

What is the average internet speed in Maricopa County, Arizona?

Maricopa County, Arizona has an average maximum download speed of 1000 Mbps across 135 ZIP codes. The county received a Broadband Grade of B (73/100), 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 Maricopa County?

Maricopa 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 Maricopa County?

100% of ZIP codes in Maricopa County, Arizona 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 Maricopa County?

The best-connected ZIP code in Maricopa County is 85003 with a Broadband Grade of B, 1000 Mbps maximum download, and 10 providers. Fiber internet is available in this ZIP code.

Test Your Speed

See how your connection compares to Maricopa County's 1000 Mbps average.