The best business internet providers in San Francisco, CA

Summary

The fastest enterprise circuits available to San Francisco businesses today are AT&T Dedicated Fiber, Crown Castle, and Frontier Shared Fiber (FiOS), with top download speeds of 10 Gbps, 5 Gbps, and 2 Gbps, respectively, all delivered over fiber.

The top 3 best business internet service providers in San Francisco

AT&T Dedicated Fiber: This option is the fastest with 100 Mbps to 10 Gbps symmetrical plans that start at $518 per month. AT&T also sells a shared-fiber tier (300 Mbps–1 Gbps) for lighter workloads.

Crown Castle: This provider offers dedicated point-to-point fiber that reaches 5 Gbps speeds. You also have your choice of 500 Mbps–1 Gbps plans that start from $524 per month and include dark-fiber upgrade paths.

Frontier Shared Fiber (FiOS): Choose from 500 Mbps, 1 Gbps, and 2 Gbps plans that start at $79.99 per month with month-to-month terms.

Frontier also offers a 100-Mbps to 2-Gbps dedicated tier for companies that need guaranteed throughput.

Pros

AT&T — 99.999 % SLA; 2-hour repair; integrated 5 G fail-over.

Crown Castle — Own dark fiber; optional DDoS filtering; no oversubscription.

Frontier — No-contract option; Wi-Fi 6E gateway; unlimited data.

Cons

AT&T — Proprietary NTUs mean vendor lock-in.

Crown Castle — 20-30 year contracts for exclusive dedicated fiber network access, but you cannot cancel these contracts.

Frontier — GPON backhaul can congest at peak.

Other popular options for San Francisco business internet

Meter Connect also offers service with the following providers:

• Comcast Coax
• Comcast Fiber
• Lumen
• Spectrum Coax
• Spectrum Dedicated Fiber
• Verizon Shared Fiber (FiOS)
• Verizon Dedicated Fiber
• Google Fiber
• Starlink
• FastMetrics

Meter Connect works with business internet service providers in the San Francisco metropolitan area

In San Francisco, CA and all around San Francisco County, Meter Connect supports a variety of tech giants and startups. Software firms, AI labs, and venture capital offices use 5 to 10 Gbps dedicated fiber for cutting-edge work.

• Palo Alto, CA – Dense VC, AI, and SaaS corridor along Sand Hill Rd; most firms deploy gig-plus dedicated fiber for low-latency database replication.
• Santa Clara, CA – Semiconductor HQs and data-center campuses rely on dark fiber and 10 Gbps lit services for east-west traffic.
• Sunnyvale, CA – Hardware R&D parks favor shared fiber (1–2 Gbps) for rapid scale-up plus point-to-point fixed-wireless for overflow labs.

Neighborhood coverage: Where you can get business internet

Financial District • SOMA • Mission Bay • South Beach • Dogpatch • Mission District • Hayes Valley • Nob Hill • Pacific Heights • North Beach

Meter Connect helps all types of businesses get connected to the best-fit internet options around you.

Factors to consider: How Meter chose the best business providers

• Speed requirements – Zayo and AT&T Dedicated Fiber push full 10 Gbps to SoMa, FiDi, and the Mission.
• Coverage – Sonic Gig-Fiber and Comcast Coax reach practically every apartment loft and retail bay.
• Contract flexibility – Comcast Coax is no-contract on gig tiers; Frontier FiOS offers month-to-month shared-fiber in select ZIPs.
• Additional features – AT&T includes 5G backup; Zayo can splice dark fiber to private cages in 200 Paul and 55 Spear.