FCC Data · Updated April 2026
C
ZIP 83423 Internet
Clark County, Idaho · 25 Mbps max · 10 providers · Competitive
Score Breakdown — 56/100
0
Download (40%)
100
Competition (30%)
100
Fiber (20%)
55
Upload (10%)
Maximum Available Speeds
Download25 Mbps
FCC benchmark: 100 Mbps
Upload100 Mbps
FCC benchmark: 20 Mbps
10 Internet Providers in 83423
| Provider | Technology | Download | Upload |
|---|---|---|---|
| Anthem Broadband | Fixed Wireless | 25 Mbps | 5 Mbps |
| Rise Broadband | Fixed Wireless | 100 Mbps | 15 Mbps |
| Cable One | Cable (DOCSIS 3.1) | 1000 Mbps | 50 Mbps |
| T-Mobile | Fixed Wireless | 25 Mbps | 3 Mbps |
| CenturyLink | VDSL | 140 Mbps | 100 Mbps |
| CenturyLink | ADSL2 | 40 Mbps | 3 Mbps |
| Intermax Networks | Fixed Wireless | 50 Mbps | 10 Mbps |
| Wired or Wireless INC. | Fixed Wireless | 30 Mbps | 10 Mbps |
| Frontier Communications Northwest, LLC, DBA Ziply Fiber | ADSL2 | 12 Mbps | 1 Mbps |
| First Step Internet, LLC | Fixed Wireless | 25 Mbps | 4 Mbps |
Fiber Availability
Fiber is available in 83423
Fiber providers:
Nearby ZIP Codes
Test Your Speed
See how your connection compares to the 25 Mbps available in 83423.
Frequently Asked Questions
What internet providers are available in ZIP code 83423?
ZIP code 83423 has 10 internet providers. Anthem Broadband, Rise Broadband, Cable One and 7 more serve this area. The fastest available download speed is 25 Mbps.
What is the Broadband Grade for 83423?
ZIP code 83423 has a Broadband Grade of C (score: 56/100). This grade factors in download speed (0/100), provider competition (100/100), fiber access (100/100), and upload speed (55/100).
Is fiber internet available in 83423?
Yes, fiber-to-the-home (FTTH) internet is available in ZIP code 83423. Fiber providers in this area include .
Sources: FCC Broadband Data Collection