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San Francisco Business Internet
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San Francisco has 34 business internet options – View all▼
Business Internet Providers in San Francisco
San Francisco has multiple business fiber providers, including Zayo Group and Sonic Telecom.
Fiber
Provider
Down Download (Mbps)
Up Upload (Mbps)
Availability Coverage
Zayo Group
175,000
175,000
Limited
Sonic Telecom
10,000
10,000
Moderate
Xfinity
10,000
10,000
Limited
Vast Networks
10,000
10,000
Limited
AT&T
5,000
5,000
High
Astound
1,500
1,500
Limited
Cable
Provider
Down Download (Mbps)
Up Upload (Mbps)
Availability Coverage
Xfinity
2,000
250
High
Astound
1,500
50
Moderate
DSL
Fixed Wireless
Next-Gen Satellite
Provider
Down Download (Mbps)
Up Upload (Mbps)
Availability Coverage
Starlink
280
30
High
Old-School Satellite
Provider
Down Download (Mbps)
Up Upload (Mbps)
Availability Coverage
Viasat
150
4
High
HughesNet
100
5
High
Low-Availability Business Internet Options
Provider
Technology Tech
Download (Mbps)
Upload (Mbps)
Availability Coverage
Cogent Communication
Fiber
400,000
400,000
Limited
Etheric Networks
Fiber
25,000
25,000
Limited
Race Communications
Fiber
1,000
1,000
Limited
Fusion
Fiber
1,000
1,000
Limited
Fusion Cloud Services
Fiber
1,000
1,000
Limited
NetFortris
Fiber
100
100
Limited
Telefonica
Fiber
10-25
1-3
Limited
Astound
DSL/Copper DSL
1,000
10
Limited
EarthLink Business
Fixed Wireless Fixed Wireless
250
250
Limited
Zayo Group
DSL/Copper DSL
100
100
Limited
AT&T
DSL/Copper DSL
100
20
Limited
AT&T
Fixed Wireless Fixed Wireless
100
6
Limited
Telefonica
DSL/Copper DSL
0.2-10
<1
Limited
Viasat Carrier Services
Traditional Satellite GSO Satellite
25
3
Limited
Broadband Map's availability estimates are based on the census boundaries
of San Francisco. Speed metrics capture internet providers' maximum advertised speeds. Both may be overoptimistic .
Data Sourcing
Broadband Map's listings of business internet providers in San Francisco rely primarily on the November 2025 release from the FCC's Broadband Data Collection program (representing San Francisco ISPs' availability as of June 2025).