Internet Providers in Thornton

Thornton has multiple fiber providers, including Quantum Fiber and CenturyLink. Symmetric speeds of 8,000 Mbps are available in parts of the city.

Fiber

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Quantum Fiber	8,000	8,000	71%
CenturyLink	8,000	8,000	45%
Intrepid Fiber Networks	2,000	2,000	17%

Cable

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Xfinity	2,000	2,000	99%

DSL

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
CenturyLink	140	40	55%

Fixed Wireless

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Verizon	1,000	75	97%
Rise	400	80	94%
LiveWireNet	250	100	21%
Aerux	100	100	60%
MINTernet	100	20	98%
T-Mobile	100	20	98%
AT&T	100	20	91%

Next-Gen Satellite

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Starlink	280	30	100%

Old-School Satellite

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Viasat	150	3	100%
HughesNet	50	5	100%

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Low-Availability Internet Options

Provider	TechnologyTech	Download (Mbps)	Upload (Mbps)	AvailabilityCoverage
Vero Fiber	Fiber	2,300	2,300	2%
Ting	Fiber	2,000	2,000	2%
Xfinity	Fiber	2,000	250	<0.1%
Hilltop	Fixed WirelessFixed Wireless	30	15	1%

Broadband Map's availability estimates are based on the census boundaries of Thornton. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic.

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Data Sourcing

Broadband Map's listings of internet providers in Thornton rely primarily on the November 2025 release from the FCC's Broadband Data Collection program (representing Thornton ISPs' availability as of June 2025).