Get a 357 Area Code Number Instantly

Looking for a California contact number?

MySecondLine provides instant 357 numbers.

Stay connected with the local community effortlessly.

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Why Use MySecondLine for a 357 Number?

Skip the Trip

Establish your local number from the comfort of your current location, wherever that may be.

Private Contact Security

Protect your personal contact information with a dedicated second number for public use.

Change Numbers Anytime

Want a fresh number? Get a new one in seconds. Choose from different area codes and switch as often as you need.

357 Area Code Details

357 Area Code: A Piece of California History

The 357 area code was created in 1951 as a split from the original 212 that once covered all of California. Today, 357 is exclusively tied to California, covering iconic neighborhoods like:

San Diego – the bustling heart of the region

Chula Vista – the vibrant, diverse metropolis

El Cajon – home to rich culture and history

For generations, 357 has represented California pride, offering the best of city life with fast access to all cities.

The 357 area code operates in the Pacific Time Zone (PT)–the same time zone as California. This is important for businesses and professionals who need to stay in sync with local clients, suppliers, and partners. Whether you’re scheduling calls, running local ads, or managing customer support, having a 357 number means you’re aligned with Pacific Standard Time (PST) in winter and Pacific Daylight Time (PDT) in summer.

Areas Served by the 357 Code

The 357 area code covers all of California, including:

San Diego

Chula Vista

El Cajon

and many more.

Why Get a 357 Area Code Number

Getting a 357 number gives your calls a familiar, local presence in one of California’s busiest urban regions. It’s perfect for real estate agents, freelancers, remote workers, and anyone who wants to appear local while staying flexible.

Why MySecondLine Beats the Alternatives

  • Immediate access to premium area numbers
  • No SIM card required - completely digital
  • Your primary number remains unchanged
  • Affordable plans starting at just $14.99/month

All Your Essential Features

Everything you need in one powerful solution

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Personalized digits

Get a memorable personalized phone number, e.g. 323-CHA-RLES

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Available whenever you need it

Your virtual phone works around the clock across all locations

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Spam Call Blocking

Automatically filter out spam and unwanted calls

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Custom greeting

Personalize your voicemail greeting

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Dialing capability

Connect with anyone nationwide through clear voice calls

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Overseas calls

Make overseas calls directly from your second number

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Mobile texting

Full SMS capabilities for your virtual number

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Global texting

Global texting with your second line

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Call Recording

Record important calls for quality assurance or future reference

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Call answering

Record and receive audio messages with ease

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Forwarding feature

Route calls to any number you choose

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Appointment calls

Set up future calls at your convenience

How to get a 357 from MySecondLine

1
Step 1

Step one involves setting up your account. Select 'Pick Your Perfect Number' and ensure you choose the full feature set when prompted.

2
Step 2

Next, pick 'United States' from the country list and proceed by clicking 'Continue'.

3
Step 3

For the final step, specify your preferred area code, review available numbers, and select one with your chosen package.

Trusted by over 2 million happy users
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Star Rating
"Using this virtual phone number for my food deliveries has been a game changer; I can keep my personal number safe while still getting my meals. It's also super convenient for online shopping and signing up for dating apps without worrying about privacy."
Alexander Thompson
Alexander Thompson

Commercial Consultant • Texas, USA