Internet providers in Coulterville, IL

5 providers are likely to serve this rural area, based on their footprint in Illinois, across 3 technologies. The best value right now is AT&T Internet Air Internet Air at 225 Mbps for $60/mo.

Prices last checked September 2026. Provider list estimated from state footprints — how.

Providers here

225 Mbps

Fastest — AT&T Internet Air

$50/mo

Lowest real cost — EarthLink

ZIP codes

Ranked

Every provider in Coulterville

Ordered by our score, which weighs technology, speed, symmetry, the real two-year cost and the terms. How we rank.

AT&T Internet Air5G Home

Home internet over AT&T's 5G network. Flat $60, self-install in minutes, and a reasonable fallback where no wire reaches the house.

Internet Air

225 Mbps

$60/mo

Price does not step up

Check my address

StarlinkSatellite

Low-earth-orbit satellite. The only satellite service with latency low enough for video calls, and it works essentially anywhere with sky.

100 Mbps · $49/mo

Residential

220 Mbps

$55/mo

Price does not step up

Check my address

EarthLinkFiberDSLParts of Coulterville

A reseller rather than a network owner: it buys capacity on other carriers' lines and sells it with no data caps and no throttling.

100 Mbps · $50/mo

Wireless Home Internet

100 Mbps

$65/mo

Price does not step up

Check my address

HughesNetSatellite

The other geostationary satellite option. Cheaper than Viasat at the entry tier, with the same latency limits.

100 Mbps · $75/mo100 Mbps · $90/mo

Select

50 Mbps

$50/mo

Price does not step up

Check my address

ViasatSatellite

Geostationary satellite covering the whole country. Latency makes it a last resort, but it reaches addresses nothing else does.

100 Mbps · $150/mo

Unleashed 50

50 Mbps

$100/mo

Price does not step up

Check my address

Coverage is recorded by city, not by street address, and availability in the US changes block by block. Confirm with the provider before you plan around any of this.

Side by side

Coulterville internet plans compared

Each provider's best plan here. Real cost spreads the promo step-up, equipment rental and installation over two years.

Best plan from each internet provider in Coulterville, IL, as of September 2026
Provider	Plan	Technology	Download / upload	Advertised	Real cost / mo	Data cap
AT&T Internet Air	Internet Air	5G Home	225 Mbps / 30 Mbps	$60	$60	Unlimited
Starlink	Residential	Satellite	220 Mbps / 25 Mbps	$55	$69.54	Unlimited
EarthLink	Wireless Home Internet	5G Home	100 Mbps / 20 Mbps	$65	$65	Unlimited
HughesNet	Select	Satellite	50 Mbps / 5 Mbps	$50	$50	100 GB
Viasat	Unleashed 50	Satellite	50 Mbps / 3 Mbps	$100	$100	Unlimited

Technology

What's available in Coulterville

Not every technology reaches every address, and they are not interchangeable.

5G Home

A cellular signal to a box in your window. No install, variable speed.

Providers: 2
Fastest: 225 Mbps
From: $60/mo

DSL

Runs on the old phone line. Slow, but it reaches almost everywhere.

Providers: 1
Fastest: 100 Mbps
From: $50/mo

Satellite

A dish pointed at the sky. Works anywhere, costs more.

Providers: 3
Fastest: 220 Mbps
From: $49/mo

Coverage

ZIP codes in Coulterville

62237

Nearby

Other places in Illinois

All 1,292 in Illinois →

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Questions

Internet in Coulterville, answered

Which internet providers are available in Coulterville?

Based on where each provider operates in Illinois, 5 providers are likely to serve Coulterville: AT&T Internet Air, Starlink, EarthLink, HughesNet, Viasat. This is an estimate, not an address check — confirm your exact address with the provider.

Is fiber internet available in Coulterville?

We have no fiber providers on record in Coulterville yet. Cable and 5G home internet are usually the next best wired and wireless options.

What is the cheapest internet in Coulterville?

Internet 100 from EarthLink has the lowest real cost we track in Coulterville: $50 a month averaged over two years, advertised at $50 with no promo step-up. Real cost folds in equipment rental and installation.

What is the fastest internet in Coulterville?

AT&T Internet Air sells the fastest plan we track here, at 225 Mbps. Most households do not need anything close to that — the number that usually matters is upload speed, not download.

How does Best Internet US decide the order?

Every plan gets a score from five things: the technology, the download speed on a log scale, how symmetrical it is, the true two-year cost including any promo step-up and equipment rental, and the terms — contracts, data caps and fees. Nobody pays for placement.