Internet Providers in Sioux City, Iowa
22 providers report residential internet coverage in Woodbury County (the Sioux City area). Fiber reaches 83% of census blocks. Coverage below is county-level from federal filings updated — your exact address may differ, so use the address checker.
| Provider | Types | Top speed | Area coverage | |
|---|---|---|---|---|
| Verizon | Fixed Wireless | 300 Mbps | 70% of blocks | Visit site |
| Sparklight | Cable, Fiber | 1 Gbps | 64% of blocks | |
| Metronet Holdings | Fiber | 5.1 Gbps | 54% of blocks | |
| Nextlink | Fixed Wireless | 1 Gbps | 49% of blocks | Visit site |
| AT&T | Fixed Wireless | 100 Mbps | 44% of blocks | Visit site |
| CenturyLink | DSL, Fiber | 1 Gbps | 38% of blocks | Visit site |
| T-Mobile | Fixed Wireless | 100 Mbps | 29% of blocks | Visit site |
| Western Iowa Telephone Association | Fiber | 1 Gbps | 19% of blocks | |
| Rise Broadband | Fixed Wireless | 100 Mbps | 18% of blocks | Visit site |
| Northwest Iowa Telephone Co Inc | DSL, Cable, Fiber, Fixed Wireless | 1.5 Gbps | 9% of blocks | |
| NET Broadband, Inc | Fixed Wireless, 5G Home Internet | 50 Mbps | 8% of blocks | |
| Long Lines | DSL, Cable | 1.5 Gbps | 6% of blocks | |
| Long Lines Metro, LLC | DSL, Cable, Fiber | 1.5 Gbps | 3% of blocks | |
| Frontier | DSL | 115 Mbps | 2% of blocks | Visit site |
| ImOn Communications LLC | Fiber | 1 Gbps | 1% of blocks | |
| Comserv | Fiber | 500 Mbps | 1% of blocks | |
| Mediacom Xtream | Fiber | 2 Gbps | 1% of blocks | |
| Westel Systems | Fiber | 1 Gbps | 1% of blocks | |
| Quantum Fiber | Fiber | 940 Mbps | 1% of blocks | Visit site |
| ICS Advanced Technologies | Fiber | 1 Gbps | 1% of blocks | |
| Evertek, Inc | 5G Home Internet | 35 Mbps | 1% of blocks | |
| Mapleton Communications Management Agency | Cable | 1.5 Gbps | 1% of blocks |
Frequently asked questions
What's the fastest internet in Sioux City?
Metronet Holdings reports the highest maximum download speed in Woodbury County at 5.1 Gbps. Actual availability varies block by block — check your address above.
Is fiber available in Sioux City?
Fiber reaches about 83% of census blocks in Woodbury County. The largest fiber footprints belong to Sparklight, Metronet Holdings, CenturyLink. Fiber build-out is street-by-street, so neighboring addresses can differ.
How do I find what's actually at MY address?
Use the address checker on our homepage — it matches your address against the federal coverage database and lists every provider reporting service at your census block, free and without giving anyone your phone number.