Internet providers in Oshkosh, Wisconsin
Oshkosh is in Winnebago County, Wisconsin, and has 3 ZIP codes. Available providers can differ from one ZIP code to the next, so pick yours below.
Bertram Communications reports service to the most residential locations in Oshkosh, about 99%. 5 providers report coverage of at least half of locations (Bertram Communications, Spectrum, AT&T, T-Mobile Home Internet, and Verizon), so the market looks competitive. Bertram Communications and T-Mobile Home Internet offer fixed wireless home internet, an option if you prefer no cable or fiber installation.
Our picks for internet in Oshkosh
- Widest coverage: Bertram Communications (about 99% of locations)
- No-install wireless option: Bertram Communications (about 99% of locations)
Picks are based on the share of locations each provider reports serving, not on price or customer reviews.
ZIP codes in Oshkosh
Compare internet providers in Oshkosh, Wisconsin
Share of residential locations in Oshkosh where each provider reports service, from the FCC National Broadband Map (data as of December 31, 2025). Availability depends on your exact address.
| # | Provider | Technology (varies by address) | Locations covered | |
|---|---|---|---|---|
| 1 | Bertram Communications | Fixed wireless | 99% | |
| 2 | Spectrum | Fiber, Cable | 96% | |
| 3 | AT&T | Fiber, DSL, Fixed wireless | 93% | Check availability |
| 4 | T-Mobile Home Internet | Fixed wireless | 87% | |
| 5 | Verizon | Fiber, Fixed wireless | 61% | Check availability |
| 6 | TDS Telecom | Fiber, Cable, DSL | 15% |
Satellite internet
| 1 | HughesNet | Satellite | 99%+ | |
| 2 | Viasat | Satellite | 99%+ | |
| 3 | Starlink | Satellite | 99%+ |
Satellite service is available at nearly every address but typically has higher latency than wired options.
Provider-reported coverage does not guarantee service or speeds at a specific address. Some "Check availability" links are affiliate links; we may earn a commission at no cost to you. How we make money.
What technologies are available in Oshkosh?
Fiber reaches about 41% of locations in Oshkosh, so it is available in parts of the area but not everywhere. Plans of 100 Mbps or faster are reported for about 99%+ of locations, while gigabit-class service reaches about 45%. DSL is still reported for about 49% of locations, which can be a fallback where fiber and cable do not reach. Fixed wireless home internet is reported for about 99%+ of locations.
FCC National Broadband Map, data as of December 31, 2025: share of residential locations in Oshkosh that providers report they can serve. City-level figures, not your address.
Best-connected ZIP codes in Oshkosh
Frequently asked questions
Is fiber internet available in Oshkosh?
Yes, in part. About 41% of residential locations in Oshkosh can get fiber, 95% can get cable, and about 45% can get gigabit-class speeds, per FCC data. Availability depends on your exact address.
Which internet provider has the widest coverage in Oshkosh?
Bertram Communications reports service to about 99% of residential locations in Oshkosh, the most of any provider, per FCC data. Availability still depends on your address.
How many internet providers serve Oshkosh?
6 providers report service to at least 2% of locations in Oshkosh, and 5 cover at least half. Satellite (HughesNet, Viasat, Starlink) is also available nearly everywhere.
What is the difference between fiber, cable and DSL?
Fiber offers the fastest and most consistent speeds, cable is widely available with high download speeds, and DSL runs over phone lines and is usually slower. See our guide for details.
What internet speed do I need in Oshkosh?
Most households are well served by 100–300 Mbps. Heavy streaming, gaming or many connected devices may benefit from 500 Mbps or more.