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Internet providers in San Bernardino, CA

In San Bernardino, Frontier is the main fiber provider and Spectrum covers nearly the whole city with cable. AT&T fiber appears in pockets, often near the edges.

Who serves San Bernardino

Providers reporting service in San Bernardino. Coverage changes from one block to the next, so confirm your address on the FCC National Broadband Map.

TypeProviderGood to know
FiberFrontier FiberCovers most of the city. Symmetrical speeds.
FiberSpectrum, AT&TSpectrum fiber in newer areas; AT&T fiber in limited pockets.
CableSpectrumAvailable at nearly every address. Fiber in some newer neighborhoods.
5G homeT-Mobile, Verizon, AT&T Internet AirPlug-in gateway, no install appointment. Speeds rise and fall with cell signal.
Fixed wirelessLocal wireless ISPs such as GeoLinks and MINTernetRoof antenna aimed at a tower. Some carriers also sell symmetrical business service.
SatelliteStarlink (plus Viasat, HughesNet)Works on hillside and rural lots. Starlink has far lower lag than older satellite.

From public FCC and provider coverage data, which tends to be optimistic. We leave out prices because promotions change weekly.

How much speed do you actually need? The speed check takes 30 seconds. Businesses can use the planner.

Neighborhood notes

Downtown and the civic center

Government, legal and medical offices here often need dedicated fiber with an SLA, plus phones that keep working during outages.

Cal State San Bernardino area

Student apartments and rentals around the university commonly use cable or 5G home internet.

Verdemont and the foothills

Hillside homes sometimes get weaker 5G signal. Wired service plus a battery backup is the safer choice during wind and fire season.

Airport and logistics parks

Distribution centers near the San Bernardino airport often need yard WiFi, scanner coverage and a second carrier for failover.

Internet out in San Bernardino?

Start with the outage checklist, then check your provider: AT&T · Frontier · Spectrum · T-Mobile · Verizon · Starlink.

Gear that fixes most WiFi complaints

Homes

Mesh WiFi

Stucco walls and long single-story layouts weaken WiFi. TP-Link Deco X55 or Netgear Orbi.

Shops & offices

Business access points

Separate staff, guest and payment WiFi. Omada EAP650, Netgear WAX218.

Backup

Battery + 5G failover

Ride out power blips and line cuts. APC battery backup, Netgear LTE modem.

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All gear picks →

Questions people ask

What are the internet providers in San Bernardino?

Frontier (fiber) and Spectrum (cable, plus some fiber) are the main wired providers. AT&T has fiber in parts of the city, and 5G home internet and Starlink are widely available.

Is Frontier Fiber available in San Bernardino?

Frontier Fiber covers most San Bernardino addresses. Confirm yours on the FCC map or with Frontier.

How do I keep internet during a power shutoff?

Put your modem and router on a battery backup (UPS). For longer outages, a 5G gateway on a battery or generator can keep you connected if cell towers stay up.

Shopping for business internet in San Bernardino?

Send one request. SoCal Technology Advisors, an independent advisor serving the Inland Empire, gathers quotes from fiber, cable, wireless and dedicated-internet carriers and lays them out side by side.

  • No fee: carriers pay the advisor, not you
  • Free review of your current bill
  • A backup-line option in every quote
  • One contact from install day onward

Use the step-by-step planner

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