FCC Data · Updated April 2026
B
ZIP 94923 Internet
Sonoma County, California · 1000 Mbps max · 10 providers · Competitive
Score Breakdown — 76/100
86
Download (40%)
100
Competition (30%)
33
Fiber (20%)
53
Upload (10%)
Maximum Available Speeds
Download1000 Mbps
FCC benchmark: 100 Mbps
Upload1000 Mbps
FCC benchmark: 20 Mbps
10 Internet Providers in 94923
| Provider | Technology | Download | Upload |
|---|---|---|---|
| At&T California | ADSL2 | 25 Mbps | 3 Mbps |
| Charter Communications INC | Cable (DOCSIS 3.1+) | 1000 Mbps | 35 Mbps |
| At&T California | VDSL | 100 Mbps | 20 Mbps |
| T-Mobile | Fixed Wireless | 25 Mbps | 3 Mbps |
| Comcast | Cable (DOCSIS 3.1+) | 1200 Mbps | 35 Mbps |
| unWired Broadband INC | Fixed Wireless | 30 Mbps | 7 Mbps |
| Verizon California INC Ca Gte | ADSL2 | 18 Mbps | 1 Mbps |
| Verizon California INC Ca Gte | ADSL | 6 Mbps | 1 Mbps |
| Etheric Networks, INC. | Fixed Wireless | 300 Mbps | 300 Mbps |
| Cal.net INC. | Fixed Wireless | 100 Mbps | 20 Mbps |
Fiber Availability
Fiber is available in 94923
Fiber providers:
Nearby ZIP Codes
Test Your Speed
See how your connection compares to the 1000 Mbps available in 94923.
Frequently Asked Questions
What internet providers are available in ZIP code 94923?
ZIP code 94923 has 10 internet providers. At&T California, Charter Communications INC, At&T California and 7 more serve this area. The fastest available download speed is 1000 Mbps.
What is the Broadband Grade for 94923?
ZIP code 94923 has a Broadband Grade of B (score: 76/100). This grade factors in download speed (86/100), provider competition (100/100), fiber access (33/100), and upload speed (53/100).
Is fiber internet available in 94923?
Yes, fiber-to-the-home (FTTH) internet is available in ZIP code 94923. Fiber providers in this area include .
Sources: FCC Broadband Data Collection