CableCanyon
ZIP
San Francisco, CA

Internet providers in San Francisco, CA (2026)

Real pricing and availability from our sample dataset for ZIP 94102. Ranked by connection type and value so you can skip the marketing.

Sample data · Real FCC availability lookup is in development.

Availability summary

Fastest download
2,000 Mbps
Lowest promo price
$25/mo
Fiber available
Yes
5G home available
Yes
  • Fiber
  • Cable
  • 5G Home
  • Satellite

Top internet providers in San Francisco

Ranked fiber first, then 5G home, cable, and satellite, with the lowest promo price within each category at the top.

  1. 1

    AT&T Fiber

    Fiber

    Fiber 500

    Download
    500 Mbps
    Upload
    500 Mbps
    Data
    Unlimited
    Contract
    None
    • Symmetrical up/down
    • No data cap
    • No equipment fee

    Estimated 2-year true cost: $1,560

    Read our AT&T Fiber review
    $65/mo

    for 12 months

    Updated

    Call to order
  2. 2

    AT&T Fiber

    Fiber

    Fiber 1 Gig

    Download
    1,000 Mbps
    Upload
    1,000 Mbps
    Data
    Unlimited
    Contract
    None
    • Symmetrical 1 Gbps
    • 2-year price guarantee
    • No equipment fee

    Estimated 2-year true cost: $1,920

    Read our AT&T Fiber review
    $80/mo

    for 12 months

    Updated

    Call to order
  3. 3

    AT&T Fiber

    Fiber

    Fiber 2 Gig

    Download
    2,000 Mbps
    Upload
    2,000 Mbps
    Data
    Unlimited
    Contract
    None
    • WiFi 6E gateway included
    • Unlimited data

    Estimated 2-year true cost: $2,640

    Read our AT&T Fiber review
    $110/mo

    for 12 months

    Updated

    Call to order
  4. 4

    T-Mobile Home Internet

    5G Home

    Home Internet

    Download
    245 Mbps
    Upload
    31 Mbps
    Data
    Unlimited
    Contract
    None
    • No contract
    • $40/mo for T-Mobile wireless subs
    • Gateway included

    Estimated 2-year true cost: $1,200

    Read our T-Mobile Home Internet review
    $50/mo

    for 12 months

    Updated

    Call to order
  5. 5

    Verizon 5G Home

    5G Home

    5G Home

    Download
    300 Mbps
    Upload
    20 Mbps
    Data
    Unlimited
    Contract
    None
    • No contract
    • $35/mo for Verizon Unlimited subs
    • Router included

    Estimated 2-year true cost: $1,200

    Read our Verizon 5G Home review
    $50/mo

    for 12 months

    Updated

    Call to order
  6. 6

    AT&T Internet Air

    5G Home

    Internet Air

    Download
    140 Mbps
    Upload
    20 Mbps
    Data
    Unlimited
    Contract
    None
    • No contract
    • All-in price
    • Self-install gateway

    Estimated 2-year true cost: $1,320

    Read our AT&T Internet Air review
    $55/mo

    for 12 months

    Updated

    Call to order
  7. 7

    Xfinity

    Cable

    Connect More

    Download
    300 Mbps
    Upload
    10 Mbps
    Data
    1200 GB cap
    Contract
    12 mo
    • Unlimited data add-on available
    • 1-year price lock

    Estimated 2-year true cost: $1,260 (includes $15/mo equipment fee)

    Read our Xfinity review
    $25/mo

    for 12 months

    $50/mo after

    Updated

    Call to order
  8. 8

    Xfinity

    Cable

    Gigabit

    Download
    1,000 Mbps
    Upload
    35 Mbps
    Data
    1200 GB cap
    Contract
    12 mo
    • xFi Gateway included option
    • Fastest widely available cable tier

    Estimated 2-year true cost: $2,220 (includes $15/mo equipment fee)

    Read our Xfinity review
    $70/mo

    for 12 months

    $85/mo after

    Updated

    Call to order
  9. 9

    Xfinity

    Cable

    Gigabit Extra 2.0

    Download
    2,000 Mbps
    Upload
    300 Mbps
    Data
    1200 GB cap
    Contract
    24 mo
    • Multi-gig over DOCSIS 4.0 where available
    • Unlimited data included

    Estimated 2-year true cost: $3,060 (includes $15/mo equipment fee)

    Read our Xfinity review
    $90/mo

    for 24 months

    $135/mo after

    Updated

    Call to order
  10. 10

    Starlink

    Satellite

    Residential

    Download
    150 Mbps
    Upload
    20 Mbps
    Data
    Unlimited
    Contract
    None
    • One-time $349 hardware
    • Low-earth-orbit, ~30ms latency
    • Great for rural + RV

    Estimated 2-year true cost: $2,880

    Read our Starlink review
    $120/mo

    for 12 months

    Updated

    Call to order
  11. 11

    Viasat

    Satellite

    Unleashed

    Download
    100 Mbps
    Upload
    5 Mbps
    Data
    Unlimited
    Contract
    None
    • Unlimited data
    • Free standard install
    • Nationwide coverage

    Estimated 2-year true cost: $2,880

    Read our Viasat review
    $120/mo

    for 12 months

    Updated

    Call to order

Prices and plans reflect operator-published 2026 rates for ZIP 94102 at time of writing. Your exact offer may vary by address. Confirm with the provider before ordering.

The San Francisco broadband market

San Francisco broadband is a three-horse race between Xfinity, AT&T Fiber, and a growing cohort of local fiber overbuilders. Xfinity inherited the city cable franchise and still covers essentially every residential address, including the Civic Center / Hayes Valley area where 94102 sits. AT&T Fiber has been aggressive since 2022 and now reaches much of Noe Valley, the Mission, the Castro, Potrero Hill, and parts of the Sunset and Richmond. Local fiber builders like Sonic and MonkeyBrains fill in meaningful pockets, Sonic is particularly strong in parts of the Richmond and Sunset. T-Mobile 5G Home works in much of the city but has rough spots in Nob Hill, Russian Hill, and other dense masonry-heavy neighborhoods.

What actually matters here

AT&T Fiber at $80/mo flat for symmetrical gigabit is the preferred pick where it reaches, no contract, no data cap, no equipment fee. Xfinity is the fallback and still the default at most addresses; its gigabit tier promos are aggressive in year one but the 1.2 TB data cap is enforced and post-promo pricing jumps. T-Mobile 5G Home is a genuine option for renters in brighter-line-of-sight neighborhoods.

The fiber situation in San Francisco

Fiber is the best option in San Francisco where it reaches. Our sample includes AT&T Fiber, with entry-level tiers starting at $65/mo for 500 Mbps symmetrical and top tiers reaching 2,000 Mbps. Most fiber plans here are flat-rate with no promo-to-regular cliff, no data caps, and no equipment fees, which is where the real savings vs. cable show up in year two.

The 5G home situation in San Francisco

5G home is a legitimate option in San Francisco. Our sample includes T-Mobile Home Internet, AT&T Internet Air, and Verizon 5G Home, all at flat prices with no contracts. Whether the signal is good enough at your specific address depends on the tower grid more than anything, upper floors and line-of-sight to the nearest mid-band tower tend to perform best. For renters who can’t wait for a cable installer appointment, it’s often the easiest win.

Alternatives to the big cable ISP

Starlink (backup)

Usually unnecessary in a metro, but a solid backup if cable goes down during storms. Keep it in mind if you work from home and need resilience.

5G home (renter-friendly)

No installer, no contract, takes 10 minutes to set up. The easiest path if you move often or can’t drill holes. Speed varies with tower load, test it during your return window.

Not a replacement

A smartphone hotspot is fine for a hotel night. It is not a home internet replacement, data prioritization and thermal throttling will bite you within a week.

Ranked lists relevant to San Francisco

Our quarterly-refreshed picks, filtered to the categories that actually matter at ZIP 94102.

Head-to-head matchups in San Francisco

Side-by-side breakdowns of the providers actually competing for your address.

Current deals and credits

Signup credits, bill-pay rebates, and bundle discounts are sometimes stackable with the prices shown above.

See 2026 deals

Related reading

Check availability near San Francisco

Coverage and pricing shift block by block. These nearby ZIP codes have a competitive provider mix worth comparing side-by-side.

San Francisco internet FAQ

What's the fastest internet in San Francisco?
The fastest plan in our San Francisco sample is Xfinity Gigabit Extra 2.0 at 2,000 Mbps download, 300 Mbps upload, with a promo price of $90/mo ($135 after the promo). Most households don't need this much, 500 to 1,000 Mbps is enough for nearly any family. But if you want the ceiling, this is it.
Is fiber available in San Francisco?
Yes. Our San Francisco sample for ZIP 94102 includes fiber from AT&T Fiber. AT&T Fiber at $80/mo flat for symmetrical gigabit is the preferred pick where it reaches, no contract, no data cap, no equipment fee. Xfinity is the fallback and still the default at most addresses; its gigabit tier promos are aggressive in year one but the 1.2 TB data cap is enforced and post-promo pricing jumps. T-Mobile 5G Home is a genuine option for renters in brighter-line-of-sight neighborhoods. Availability on your specific block can vary, always check at your exact address before ordering.
What's the cheapest internet in San Francisco?
The lowest promo price in our San Francisco sample is Xfinity Connect More at $25/mo for 300 Mbps. Note: it jumps to $50 after the promo, so factor in the 2-year true cost ($1,260) when comparing.
Is 5G home internet any good in San Francisco?
5G home internet is worth considering in San Francisco. Our sample includes T-Mobile Home Internet, AT&T Internet Air, and Verizon 5G Home at flat prices from $50/mo. Typical real-world speeds land at 228 Mbps down, which is plenty for streaming and video calls. The catch: speeds vary with tower load, so a friend's experience on the same carrier isn't a guarantee.
How do I negotiate a lower internet bill in San Francisco?
The single biggest lever in San Francisco is the promo expiration call. Most cable and some fiber plans here roll to a much higher regular rate after 12 to 24 months, call retention the month before that hits and ask to be put back on the new-customer promo. Mentioning a specific competitor at your address (AT&T Fiber) makes the save offer more aggressive. Also: removing equipment rental by buying your own modem typically saves $15/mo on Xfinity and Spectrum plans.

Check availability at your exact address

Block-by-block availability in San Francisco can vary. Enter your ZIP on the homepage to see exactly what serves your address, or call a licensed expert for a 60-second walkthrough.

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