FCC Data · Updated April 2026
Arizona Internet Overview
886 Mbps avg · 417 ZIP codes · 96% fiber · 15 counties
886
Avg Mbps
96%
Fiber Access
10
Avg Providers
417
ZIP Codes
County Grade Distribution
A
2
B
5
C
7
D
1
F
0
Best Broadband Counties in Arizona
| County | Grade | Avg Download | Fiber | ZIPs |
|---|---|---|---|---|
| Graham | A | 1000 Mbps | 100% | 10 |
| Greenlee | A | 1000 Mbps | 100% | 4 |
| Maricopa | B | 1000 Mbps | 100% | 135 |
| Pima | B | 1000 Mbps | 100% | 51 |
| Pinal | B | 1000 Mbps | 100% | 29 |
| Yavapai | B | 1000 Mbps | 100% | 28 |
| Yuma | B | 100 Mbps | 100% | 9 |
| Mohave | C | 1000 Mbps | 100% | 24 |
| Coconino | C | 1000 Mbps | 100% | 26 |
| Cochise | C | 1000 Mbps | 100% | 21 |
| Gila | C | 1000 Mbps | 100% | 10 |
| Santa Cruz | C | 100 Mbps | 0% | 7 |
| La Paz | C | 100 Mbps | 0% | 8 |
| Navajo | C | 1000 Mbps | 100% | 26 |
| Apache | D | 100 Mbps | 100% | 29 |
Slowest Counties in Arizona
| County | Grade | Avg Download | Fiber | ZIPs |
|---|---|---|---|---|
| Apache | D | 100 Mbps | 100% | 29 |
| Navajo | C | 1000 Mbps | 100% | 26 |
| La Paz | C | 100 Mbps | 0% | 8 |
| Gila | C | 1000 Mbps | 100% | 10 |
| Santa Cruz | C | 100 Mbps | 0% | 7 |
| Cochise | C | 1000 Mbps | 100% | 21 |
| Mohave | C | 1000 Mbps | 100% | 24 |
| Coconino | C | 1000 Mbps | 100% | 26 |
| Yavapai | B | 1000 Mbps | 100% | 28 |
| Yuma | B | 100 Mbps | 100% | 9 |
| Pinal | B | 1000 Mbps | 100% | 29 |
| Pima | B | 1000 Mbps | 100% | 51 |
| Maricopa | B | 1000 Mbps | 100% | 135 |
| Greenlee | A | 1000 Mbps | 100% | 4 |
| Graham | A | 1000 Mbps | 100% | 10 |
All 15 Counties in Arizona
Internet Providers in Arizona
| Provider | ZIP Codes | Max Speed |
|---|---|---|
| T-Mobile | — | 25 Mbps |
| Lumen (CenturyLink) | — | 940 Mbps |
| Cox Communications | 417 | 1,000 Mbps |
| Transworld Network Corp | 417 | 15 Mbps |
| Choice Splash | 417 | 9 Mbps |
| Phoenix Internet | 417 | 50 Mbps |
| AireBeam | 417 | 20 Mbps |
| Bluespan | 417 | 50 Mbps |
| Simply Bits LLC | 417 | 100 Mbps |
Cities in Arizona
Neighboring States
Test Your Speed
See how your connection compares to the 886 Mbps average in Arizona.
Frequently Asked Questions
What is the average internet speed in Arizona?
Arizona has an average maximum download speed of 886 Mbps across 417 ZIP codes. 96% of areas have fiber internet access, and the state averages 10 providers per ZIP code.
Which counties in Arizona have the best internet?
The counties with the best broadband in Arizona include Graham (Grade A), Greenlee (Grade A), Maricopa (Grade B). These areas have the fastest average speeds and most provider competition.
How does Arizona compare to the national average?
The national average download speed is 876 Mbps, while Arizona averages 886 Mbps — above the national average. Nationally, 96% of areas have fiber, compared to 96% in Arizona.
Sources: FCC Broadband Data Collection