628 Area Code
Get a 628 Area Code Phone Number in San Francisco (CA)
Get multiple local and vanity phone numbers with 628 area code numbers for private and personal business pursuits from anywhere in the world. Customize your business phone number with +1 628 local area code prefixes.

Select numbers :
-
Call
-
SMS
-
MMS
What is Current 628 Area Code Location?
628 area code is located in the San Francisco Bay area in Northern California and covers the majority of Marin County and a small portion of San Mateo County. It overlays area code 415 and serves the same region.
Area code 628 serves cities and towns like San Francisco, San Anselmo, Mill Valley, Tiburon, Belvedere, Sausalito, Larkspur, San Rafael, and Novato.
The table illustrates the top locations (cities and communities) covered or served by area code 628 in the US state of California.
City/Town | County | TimeZone | |||||||
---|---|---|---|---|---|---|---|---|---|
Belvedere Tiburon, CA | Marin | Pacific | |||||||
Bolinas, CA | Marin | Pacific | |||||||
Corte Madera, CA | Marin | Pacific | |||||||
Fairfax, CA | Marin | Pacific | |||||||
Forest Knolls, CA | Marin | Pacific | |||||||
Greenbrae, CA | Marin | Pacific | |||||||
Inverness, CA | Marin | Pacific | |||||||
Kentfield, CA | Marin | Pacific | |||||||
Lagunitas, CA | Marin | Pacific | |||||||
Larkspur, CA | Marin | Pacific | |||||||
Marin City, CA | Marin | Pacific | |||||||
Marshall, CA | Marin | Pacific | |||||||
Mill Valley, CA | Marin | Pacific | |||||||
Nicasio, CA | Marin | Pacific | |||||||
Novato, CA | Marin | Pacific | |||||||
Olema, CA | Marin | Pacific | |||||||
Point Reyes Station, CA | Marin | Pacific | |||||||
Ross, CA | Marin | Pacific | |||||||
San Anselmo, CA | Marin | Pacific | |||||||
San Francisco, CA | San Francisco | Pacific | |||||||
San Geronimo, CA | Marin | Pacific | |||||||
San Quentin, CA | Marin | Pacific | |||||||
San Rafael, CA | Marin | Pacific | |||||||
Sausalito, CA | Marin | Pacific | |||||||
Stinson Beach, CA | Marin | Pacific | |||||||
Woodacre, CA | Marin | Pacific | |||||||
Show more ![]() |
How to buy an 628 area code phone number?
To buy an 628 area code number, sign up with KrispCall; go to settings> My Number > Add New Number > Select USA> Advanced Filter > Enter 628 and match to the first part of the number> Click Search. Then choose your 628 number, make payment & start making & receiving calls and texts after the number activation.

628 Area Code History – Where is Area Code 628 Coming From?
The 628 area code originated from California, US as an overlay of the existing area code 415 due to the increasing demand for phone numbers in the region. It was assigned on December 19th, 2013 and it officially went into service on March 21st, 2015.
Currently, area code 628 serves the city of San Francisco and its northern suburbs in Marin County, as well as the northeast corner of San Mateo County in California, United States.
Why Choose 628 Area Code Number for Business?
Establish a local business presence in California and the nearby areas to relish the power of enhanced communication features – get everything with 628 area code numbers for your business communications and capitalize on the local markets while delivering exceptional customer experience.

Access Powerful VoIP Features with your 628 Area Code Business Phone Number
Streamline your business communication among your team members and with customers by investing in 628 area code business phone numbers. Take advantage of area code 628 phone numbers regardless of how big or small your business is.
Areas of Application for Area Code 628 Phone Number
Businesses can incorporate 628 area code numbers to localize their business in Henderson and surrounding areas while streamlining communication for enhanced business productivity and unparalleled customer experience.

Businesses can assign 628 area code numbers to their employees as their dedicated second phone numbers. It helps them track employees’ communication activities and whereabouts while helping employees manage their private communications.

Use Area Code 628 numbers for your Los Angeles, San Francisco, San Diego, and San Jose business phone systems. Facilitate your customers with a local call to reach you cheaply and vice versa. More importantly, grow your business as a local to impact a greater audience.

Low-cost calling rates with local Area Code 628 phone numbers in Los Angeles, San Francisco, San Diego, and San Jose. A cloud call or contact center uses these numbers to save a fortune in business communications, especially in the long run.

Create and deploy multiple vanity numbers using the 628 Area Code and track your marketing and sales campaigns. Invest in the ones that perform and revoke the ones that are not. A practical way to market.

Use 628 Area code phone numbers anywhere you need to make and receive calls, send and receive text messages or MMS. From personal use (social media to location tracking ) to SMB sectors to large enterprises.
How to get a 628 Area Code Phone Number Online?
Purchasing a 628 Area Code Phone Numbers takes only a few minutes with KrispCall. In minutes, you can follow the steps to obtain an area code 628 phone number. All you need is a valid payment detail.

Port Your 628 Area Code Number to KrispCall Cloud Telephony
You can also effortlessly port your existing 628 area code numbers to KrispCall. KrispCall provides you with a different number to keep your communication active during your porting process. The number will appear as your existing number for your outbound calls and all your inbound calls will be redirected to it. Go on with your business without altering your business communication.
Frequently Asked Questions
Didn’t find the Answer you were looking for?
Visit our Help Center or Contact Support
628 area code is a telephone area code for the San Francisco Bay area in Northern California and covers the majority of Marin County and a small portion of San Mateo County. It overlays area code 415 and serves cities and towns like San Francisco, San Anselmo, Mill Valley, Tiburon, Belvedere, Sausalito, San Rafael, and Novato.
Country | USA |
State | California |
Major Cities | San Francisco, San Anselmo, San Rafael, and Novato |
Time Zone | Pacific Time Zone |
Telephone Number Format | +1(628) XXX-XXXX |
Zip Code | 94114-94998 |
The time zone of the 628 area code is the Pacific Time Zone, which is also referred to as America/Los_Angeles.
Anyone with a 628 Area Code local phone number can make calls from the 628 area code. It can be a valid business call or even a scam call. Always check their online presence and do some background checks (code lookup, caller id, & reverse phone lookup) on the caller using their provided information on the call.
The 628 area code zip code ranges from 94114 to 94998. San Francisco has the lowest zip code, 94114, and Novato has the highest zip code, 94998.
The 628 area code text message is a message that has been sent or received from a telephone number registered with area code 628. These messages come from legit business services or scammers often used to carry out various types of area code 628 phone scams (robocalls, utility scams, IRS Impersonation scams, Tech support scams, Prize and lottery scams) targeting individuals within the geographical area. Avoid clicking on unknown links or sharing sensitive information without verifying the authenticity of the area code 628 text messages.Â