Find a San Francisco Phone Number

San Francisco has very good online phone directories and internet Yellow Pages sites where you can use to find residential and business telephone numbers.

Generally, you will be able to find listings for any person or business who has a San Francisco landline phone number. However, it is not uncommon for individuals to pay a surcharge to have an unlisted number.

San Francisco mobile phone numbers are more difficult to find as these numbers are not public record and so, there is no cell phone directory for San Francisco at this time.

Some of the online directories below will allow you to do a San Francisco reverse number lookup - that is, to use a known telephone number to do a reverse search to find a person or business. You can sometimes do reverse cell phone number lookup, too - but this would be through a paid service.

San Francisco Online Telephone Directory Sites

Online phone directories for San Francisco, California are quite comprehensive and up to date - but they provide listings for landline phone numbers only. Mobile phone numbers are not currently provided in any online directory.

For landline numbers, these phone directories provide both residential and business white pages listings. The directories include customer listings for all phone companies operating in the San Francisco area.

  • - San Francisco online telephone directory - is probably the biggest online phone directory serving the USA. Their San Francisco directory is quite comprehensive and includes most of the folks we know there. The White Pages directory includes both residential and business listings. It also has reverse phone number lookup. It generally does not contain cell phone numbers, but may include a click-to-email link for registered members.
  • - San Francisco online telephone directory - is another source of residential and business phone listings in San Francisco. is affiliated with (above) and the information is very similar.

Lookup a San Francisco Phone Number

To find phone number for people and businesses in San Francisco, please use the search widget below. Results will open in new page.

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Reverse phone number lookup is possible in both of these directories - simply enter the number and you can find the customer name and address. Note, this if for fixed line phone numbers only.

If you reverse lookup for cell phone numbers, this is more difficult since mobile numbers are not currently public record in the US. You may be able to find a number through a paid service, but there is no free cell phone number directory you can use.

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San Francisco Online Yellow Pages

As with the White Pages, there are excellent Yellow Pages directories for San Francisco. Internet Yellow Pages provide business listings for most companies in the San Francisco area.

The two biggest and best Yellow Pages sites for San Francisco are:

  • - San Francisco - The Yellow Pages contains comprehensive and current business listings for companies in the San Francisco area and across the United States. is the online version of the traditional print Yellow Pages printed by the phone companies. is run by Idearc, a publicly traded company, that prints all the directories for Verizon nationwide.
  • - San Francisco - Another one of the biggest and most comprehensive internet Yellow Pages sites covering San Francisco and other US cities. It is a wholly owned subsidiary of AT&T. The site provides business listings throughout the San Francisco metropolitan area and across the United States.
  • - San Francisco - Yellowbook is a 3rd very large and comprehensive yellow pages sites. Yellowbook covers San Francisco, surrounding towns, and other US cities. Yellowbook is owned Yell Group which operates yellow pages directories in 5 countries worldwide.

There are other Yellow Pages sites, too, but these top 3 will have what you need.

Find a San Francisco Business

To find San Francisco hotels, restaurants, and other business listings, use the local search widget below. Results will open in new page.

If these directories don't have what you need, we suggest you try Google.

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San Francisco dialing codes
San Francisco dialing information

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