IT & computer services in San Francisco, CA
1,358 iT & computer services listed in San Francisco, California. 1,123 with a phone number and 1,267 with a website.
San Francisco accounts for 9% of the iT & computer services listed in California and ranks #1 among California cities for iT & computer services.
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Quick answer
San Francisco, CA has 1,358 iT & computer services listed on USA Business Search. 1,123 list a phone number and 1,267 list a website. The most listings are in ZIP codes 94105, 94104, 94103.
Updated October 2026Featured · From the team behind USA Business Search
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Splunk
Asap Developers
Dayspring Partners
Teamlogic It
Varsity Technologies | Managed It Services & It Consulting
24hourtek
360s2g
3d Control Systems
42 Technologies
451 Degrees Inc
500 Global
6connect
6sense
6th Sense
729 Solutions Software & Web Development
7x7 Experience, Inc
8tracks HQ
911 Pc Help
A&p Technology
Sponsored
A-b Communications
Aaa Mobile Tech Support
Aaa Mobile Tech Support
Aaxsys
Abstract
Abstract API
Abukai
Accend Networks
Accordev Inc
Accounting Micro Systems
Acquire
Actify
Activsupport
Actnet Advanced Technology Corporation
Adastec Corp.
Addapp
Addus Technologies | Web3 Development Company
Adjusters Associates
Adobe 410t
Adplugg
Adr Data Recovery
Adura Technologies
Advanced Technical Service & Supplies
Aetheros
Affinitel Communications
Affinity
Affinity Labs
Agc Data Cabling
Agentic Ai Corporation
Agile 3 Solutions
Agilis Software Llc
Agora Systems, Inc.
Ai, Iot Consulting & Offshore Software Development Company In The Usa
Aicademy
Aipalbot
Airpr
Aivo
Aix Solutions Group
Ajw Inc.
Akoonu, Inc.
Akorda
Aktana
Alchemy Cloud, Inc.
Algolia
Algolia
AllCode
Allo
Alloy.ai
Always Be Learning, Inc.
Ambisafe
Amernet
Amigocloud
Amino
Amplitude Analytics
Amplitude HQ
Anablock
Ancestry
Anduin Transactions
Anm Telecom
Anvil Foundry
Anyscale
Anzen Technologies, Inc.
Apcera
Aphrodite
Apisec Inc.
Apollo Graphql
Appen
Appfrontier
Appify
Appleseed Consultants
Applicature Blockchain Agency
Appmaster
Appnovation Technologies
Appstem
Apptomate Digital
Apptweak Inc. - App Store Acquisition Platform Driven By Data Science
Apro Software Solutions, Inc
Arangodb Inc.
Arc Technologies
Aria Systems Inc
Arista Networks, Inc.
Arivia Digital, Inc.
Arkestro, Inc
Artyllect Consulting
Asana
Ascend Wireless Network
Aspen Graphics
Aspen Media
Assembled, Inc.
Astellent
AT&T
At&t Internet & Tv Services
Atherton Fiber
Atlas Health
Atlas22
Atlassian
Atman Computer
Atmos Financial, Pbc
Atomic 60
Atomist
Atreo.io
Auconet, Inc.
Auditfile
Augmedix
Augment Cxm
August Home
Aurora Solar Inc.
Automatic Labs
Ava Accessibility
Avenue Code
Axiom, Inc.
Azzurro.IO
Backerkit
Badger Maps
Bain Capital Ventures
Banyan Infrastructure
Banyan Security
Barti
Basicops
Bay Area Computer Services
Bay Area Networking
Bay Area Systems
Baylink Voicemail Services
Bear Data Solutions
Bear Data Systems
Belvedere Edit
Benchling
Benchling HQ 2.0
Benefitfocus, Sf
Bento For Business
Still comparing California agencies?
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How to choose an IT company in San Francisco
- Ask who will actually do the work and how often you'll hear from them.
- Get the scope, price and timeline in writing.
- Ask for two references from clients like you.
How San Francisco businesses get found in Google and AI answers
- Claim and complete your Google Business Profile, then keep hours, photos and services current.
- Use the same business name, address and phone everywhere you are listed, including directories like this one.
- Publish pages that answer the questions customers actually ask, so ChatGPT, Gemini, Perplexity and Google AI Overviews can cite you.
- Add LocalBusiness schema, clear pricing and service pages so AI assistants and booking agents can read your details.
Learn more: SEO vs. AI search optimization · Get found on Google Maps and in AI answers · How to pick an SEO company
Common questions
How many iT & computer services are listed in San Francisco, California?
USA Business Search shows 1,358 iT & computer services in San Francisco. 1,123 list a phone number and 1,267 list a website.
Which ZIP codes do these listings cover?
They include ZIP codes 94105, 94104, 94103, 94107, 94111, 94108, 94102, 94133.
How do I choose an IT company in San Francisco?
Ask who will actually do the work and how often you'll hear from them. Get the scope, price and timeline in writing.
How do iT & computer services in San Francisco compare with the rest of California?
San Francisco has 9% of the 15,112 iT & computer services listed in California, which ranks #1 among California cities for this category.
How do I add or fix a listing?
Listings are free. Use Add your business, or the Claim or fix link on any listing.
What should I ask a San Francisco marketing agency before I hire them?
Ask who will actually do the work, how they track calls and forms, and what happens to your accounts if you leave. Eye To Ad Media offers a free review of how your business shows up in Google and AI answers.
What is AI search optimization (AIO or GEO)?
It is the work of making your business easy for AI assistants like ChatGPT, Gemini and Google AI Overviews to understand, trust and recommend: consistent listings, structured data, and pages that answer real customer questions. Read SEO vs. AI search optimization.
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