Internet Providers in Castle Rock, Colorado
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BroadbandNow has the most accurate and comprehensive internet service coverage data on the web. Our data sources include the Federal Communications Commission (FCC), user speed tests and coverage data form internet service providers. In addition, we independently source and validate plan and pricing data.
Home Internet in Castle Rock, CO
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1. Quantum Fiber 
Speeds Up To940 Mbps
Connection: FiberAvailability: 27.1% -
2. Xfinity
Speeds Up To2 Gbps
Connection: CableAvailability: 94.1%Castle Rock speed tests confirm high speeds for Xfinity -
3. Viasat
Speeds Up To150 Mbps
Connection: SatelliteAvailability: 100% -
4. Rise Broadband
Speeds Up To50 Mbps
Connection: Fixed WirelessAvailability: 21.4% -
5. HughesNet
Speeds Up To100 Mbps
Connection: SatelliteAvailability: 100% -
6. CenturyLink
Speeds Up To80 Mbps
Connection: DSLAvailability: 58.2% -
7. Verizon
Speeds Up To300 Mbps
Connection: 5G InternetAvailability: 22.4% -
8. AT&T
Speeds Up To25 Mbps
Connection: 5G InternetAvailability: 10.5% -
Always ON
Download Speeds:25 - 150 Mbps
Connection: Fixed WirelessAvailability: 7.8% -
Starlink
Download Speeds:50 - 220 Mbps
Connection: SatelliteAvailability: 100% -
Kellin Communications
Speeds Up To50 Mbps
Connection: Fixed WirelessAvailability: 86.9% -
Mountain Broadband
Speeds Up To100 Mbps
Connection: Fixed WirelessAvailability: 56.2% -
XtreamInternet
Speeds Up To100 Mbps
Connection: Fixed WirelessAvailability: 53.8% -
Aerux Broadband
Speeds Up To100 Mbps
Connection: Fixed WirelessAvailability: 29.1%
Compare Top Providers in Your Area
- CenturyLink vs. Xfinity
- CenturyLink vs. Verizon 5G Home Internet
- Hughesnet vs. Viasat Internet
- Hughesnet vs. Verizon 5G Home Internet
- Hughesnet vs. Rise Broadband
- Starlink vs. Viasat Internet
- Viasat Internet vs. Verizon 5G Home Internet
- Viasat Internet vs. Rise Broadband
- Xfinity vs. Verizon 5G Home Internet
Best Internet Providers in Castle Rock, CO
Xfinity and CenturyLink are by far the best internet providers in Castle Rock. Operating on a cable network, Xfinity takes the top spot thanks to download speeds up to 2 Gbps. Xfinity is also the most widely-available wired option thanks to its 94.1 percent coverage in the city.
CenturyLink is another leading internet provider in Castle Rock. It uses fiber-optic technology that facilitates symmetrical download and upload speeds up to . Its affordable internet-only plans start at per month.
Internet Provider Store Locations in Castle Rock
Internet Providers in Nearby Cities
- Castle Pines, CO
- Franktown, CO
- Sedalia, CO
- Louviers, CO
- Parker, CO
- Highlands Ranch, CO
- Larkspur, CO
- Elizabeth, CO
- Centennial, CO
- Foxfield, CO
- Littleton, CO
- Lone Tree, CO
- Greenwood Village, CO
- Palmer Lake, CO
- Columbine Valley, CO
- Cherry Hills Village, CO
- Englewood, CO
- Bow Mar, CO
- Monument, CO
- Elbert, CO
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