Internet Providers in Sierra Vista

Sierra Vista has two fiber providers, Allo Communications and Quantum Fiber. Symmetric speeds of 2,300 Mbps are available in parts of the city.

Fiber

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Allo Communications	2,300	2,300	35%
Quantum Fiber	2,000	1,000	7%

Cable

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Cox	2,000	35	87%

DSL

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
CenturyLink	140	40	86%

Fixed Wireless

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Verizon	300	20	83%
HPAZNET	100	25	51%
MINTernet	100	20	87%
T-Mobile	100	20	87%
AT&T	100	20	86%
TWN Communications	0.2-10	<1	89%

Next-Gen Satellite

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
Starlink	280	30	89%

Old-School Satellite

Provider	DownDownload (Mbps)	UpUpload (Mbps)	AvailabilityCoverage
HughesNet	50	5	89%
Viasat	10-25	1-3	89%

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Low-Availability Internet Options

Provider	TechnologyTech	Download (Mbps)	Upload (Mbps)	AvailabilityCoverage
AT&T	Fiber	5,000	5,000	1%
CenturyLink	Fiber	940	940	1%
Cox	Fixed WirelessFixed Wireless	250	50	0.2%
Integrated Elements Unlimited	Fixed WirelessFixed Wireless	50	8	0.2%

Broadband Map's availability estimates are based on the census boundaries of Sierra Vista. 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 Sierra Vista rely primarily on the November 2025 release from the FCC's Broadband Data Collection program (representing Sierra Vista ISPs' availability as of June 2025).