List of Advertising agencies in California
California has approximately 2,270 Advertising agencies as of March 13, 2026. The highest concentrations are in cities such as Los Angeles (311), San Francisco (133), San Diego (112), positioning California as a key regional market for city-level and statewide B2B campaigns.
California, contributing around 9.0% of all 25,301 Advertising agencies in United States, making it one of the largest and most important state-level markets for targeted outreach. Around 64.3% of Advertising agencies in California have email addresses, 90.8% have phone numbers, and 59.3% include both — with 71.5% also having a website.
Businesses in this dataset are well-represented on social media: 849 have Facebook pages, 571 are on Instagram, 891 have LinkedIn profiles, 700 use X (formerly Twitter), 189 maintain YouTube channels. Over 746 Advertising agencies have been rated by real users, making this dataset a strong fit for reputation management and review-based outreach. This dataset helps target Advertising agencies across California efficiently.
| 2270 Number of Advertising agencies | |
| 1459 Email addresses | |
| 2061 Phone numbers | |
| 1622 With Websites | |
| 891 LinkedIn Profiles |
| 849 Facebook Profiles | |
| 571 Instagram Handles | |
| 700 X Handles | |
| 189 YouTube Channels | |
| 1346 Phone and Email |
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Data updated on March 13, 2026
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| NAME | Address | City | State | Country | Phone | Website | Review Count | Review Scores | Google URL | Youtube | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
How many Advertising agencies are there in the California?
Advertising agencies in the California
Last updated: March 13, 2026
Approximately 64.3% of Advertising agencies in California have email contacts, while 90.8% have phone numbers, providing solid reach for city and state-level targeting.
Data last updated March 13, 2026
90.8%
2,061 Advertising agencies in California with Phone Number
64.3%
1,459 Advertising agencies in California with Email Address
59.3%
1,346 Advertising agencies in California with Phone and Email
Distribution by Location
Number of Advertising agencies across different territories
The Advertising agencies market in California is highly concentrated in key cities such as Los Angeles (13.7%), San Francisco (5.9%), San Diego (4.9%), pointing to well-established industry hubs worth prioritizing in outreach planning.
City | Advertising agencies | % of Total |
|---|---|---|
| Los Angeles | 311 | 13.7% |
| San Francisco | 133 | 5.9% |
| San Diego | 112 | 4.9% |
| Sacramento | 65 | 2.9% |
| Santa Monica | 55 | 2.4% |
| Irvine | 53 | 2.3% |
These figures highlight that Advertising agencies businesses are concentrated in economically active cities, making them prime targets for large-scale outreach campaigns.
How to Use the List of Advertising agencies in California
Explore various use cases for leveraging our contact database.
Territory Sales & Regional Prospecting
Phone coverage across California is solid — 90.8% of advertising agencies have phone numbers in this dataset. Your team can start calling California-based prospects immediately, without spending time sourcing or validating contacts first.
Statewide Email Campaigns
64.3% of advertising agencies in California have an email address on record. That's enough coverage to run full-state email sequences — from initial outreach to follow-up — hitting every major market and regional hub in a single campaign.
Multi-Channel Outreach Across California
59.3% of advertising agencies in California have both phone and email on record. Rather than running separate lists per channel, your team can coordinate calls, emails, and follow-ups against the same contacts from one dataset.
Regional Ad Targeting
71.5% of advertising agencies in California have a listed website — a strong signal of digital presence. Use those records to build lookalike audiences or upload the full list as a custom audience on Facebook, Google, or LinkedIn for precise, state-level ad targeting.
Pitching Services to California Businesses
38.4% of advertising agencies in California are rated 4 stars or higher by real customers — a prime segment for reputation management tools, review platforms, and any service that helps businesses maintain or grow their online presence statewide.
California punches above its weight in the Advertising agencies space — big enough to run serious statewide campaigns, focused enough to keep targeting precise.
Top Cities in California
List of Advertising agencies in California with Social Media Accounts
39.3% on LinkedIn — supporting territory-level targeting across Facebook, Instagram, LinkedIn, and beyond
Explore Related Advertising agencies by Location
Around 71.5% of Advertising agencies in California have an active website, giving sales teams a strong web-contact foundation for statewide outreach pipelines.
Data last updated March 13, 2026
71.5%
1,622 Advertising agencies in California that have a website
28.5%
648 Advertising agencies in California that do not have a website
Download sales qualified leads of Advertising agencies in the California
Download this data in CSV, Esri Shapefile, Excel, GeoJSON, or KML (Google Earth) file formats.
Customer engagement is deep across California: 871 Advertising agencies businesses hold a 4-star or higher rating, supporting quality-driven outreach at regional scale.
210
1-star rated Advertising agencies in California
49
2-star rated Advertising agencies in California
78
3-star rated Advertising agencies in California
125
4-star rated Advertising agencies in California
746
5-star rated Advertising agencies in California
Frequently Asked Questions
Answers of the most common questions about our dataset
How many Advertising agencies are there in California?
There are 2,270 Advertising agencies in California as of the latest update. This makes California an active market for B2B outreach and lead generation in the Advertising agencies industry.
How many Advertising agencies in California have email addresses?
1,459 Advertising agencies in California have verified email addresses — giving you a strong foundation for direct email outreach and drip campaigns.
How many Advertising agencies in California have phone numbers?
2,061 Advertising agencies in California include phone numbers. Of those, 1,346 also have email addresses, making them ideal for multi-channel outreach.
Which cities in California have the most Advertising agencies businesses?
The top cities by Advertising agencies count are Los Angeles (311), San Francisco (133), San Diego (112). These markets represent the highest concentration of prospects and are strong targets for priority outreach and regional campaign planning.
Is this dataset suitable for statewide outreach to Advertising agencies in California?
Absolutely. The dataset covers 2,270 Advertising agencies businesses across California, giving you full statewide coverage for email, phone, and digital campaigns without geographic gaps.
What data fields are included for each Advertising agencies in California?
Each record typically includes business name, address, phone number, email, website, social media handles (Facebook, Instagram, LinkedIn, X, YouTube), and customer ratings where available.
How can I access the complete Advertising agencies list for California?
You can purchase and instantly download the full dataset from this page. A free sample is also available so you can review the data quality and structure before buying.
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