Internet providers in | 57223 Castlewood, SD

Residential (6)
Business (4)
Mobile (5)

^◊ Provider star ratings are based on user reviews and our independent customer satisfaction survey.

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0–5 Mbps

Works for:

Checking email
Streaming music on one device
Searching on Google

5–40 Mbps

Works for:

Streaming video on one device
Video calling with Skype or FaceTime
Online gaming for one player

40–100 Mbps

Works for:

Streaming HD video on a few devices
Multiplayer online gaming
Downloading large files

100–500 Mbps

Works for:

Streaming video in UHD on multiple screens
Downloading files quickly
Gaming online for multiple players

500–1,000+ Mbps

Works for:

Doing a lot of almost anything

Internet Provider Availability Map

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Learn more about CenturyLink

What is the best internet provider in Castlewood?

CenturyLink - Low-cost options
Mediacom - Good for multiple users

Internet Provider Types in Castlewood

Cable

62%
Coverage

DSL

100%
Coverage

Fiber

81%
Coverage

Internet Speed Availability in Castlewood

3 Mbps

100%
Availability

10 Mbps

100%
Availability

25 Mbps

100%
Availability

Broadband Internet Availability

(Internet faster than 25 Mbps)

100%

57223

83%

South Dakota

79%

USA

See internet providers in nearby cities.

Lake Poinsett Watertown

Fastest Internet Service Providers in Castlewood

Mediacom offers internet at speeds up to 1000 Mbps

RC Technologies offers internet at speeds up to 500 Mbps

Data Truck, LLC offers internet at speeds up to 50 Mbps

GigFire offers internet at speeds up to 35 Mbps

Summary of Castlewood internet providers

Provider	Type	Download speeds up to	User rating	Order online
CenturyLink	DSL	20 Mbps	3.4/5	View Plans for CenturyLink
Mediacom	Cable	1000 Mbps	3.5/5
Aureon	DSL & Fiber	25 Mbps	N/A	View Plans for Aureon
GigFire	Fixed Wireless	35 Mbps	4.0/5
Data Truck, LLC	Fixed Wireless	50 Mbps	N/A	View Plans for Data Truck, LLC
RC Technologies	DSL, Fiber & Fixed Wireless	500 Mbps	N/A	View Plans for RC Technologies

Availability and speeds displayed are not guaranteed and are subject to change.

Technology Type

DSL:

DSL provides internet service via phone cables and is up to ten times faster than dial-up service.

Cable:

Cable provides internet speeds faster than DSL through the same cables used for cable TV.

Satellite:

Satellite internet is widely available, but offers slower speeds due to a far-traveling signal.

Fiber:

Fiber relies on glass strands to relay digital code and is much faster than both DSL and cable.

Internet providers in | 57223 Castlewood, SD

What’s a good internet speed?

Internet Provider Availability Map

What is the best internet provider in Castlewood?

Internet Provider Types in Castlewood

Internet Speed Availability in Castlewood

Broadband Internet Availability

See internet providers in nearby cities.

Fastest Internet Service Providers in Castlewood

Summary of Castlewood internet providers

Technology Type

Customer reviews of internet providers in Castlewood

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