557 Area Code

Get a St. Louis, Missouri phone number

A 557 phone number is related to St. Louis, Missouri. Phoner: Second Phone Number, allows you to set up multiple phone numbers in minutes for any US area code that you need a number for. With Phoner you use your current mobile device so there’s no need to change your permanent address, purchase a new phone, or carry multiple mobile devices around with you. Perfect for your small business, dating communication, or buying and selling goods online.

Get your new area code 557 phone number today with Phoner on iOS, Android, or desktop. Download and start texting, calling, recording phone calls, or using caller ID lookup.

Missouri map showing location of area code 557 within the state

557 Phone Number





Major City:

St. Louis

The 557 area code is in Missouri, United States.

Area code 557 is in the Central time zone (UTC -6).

This area code is a new overlay to 314.

Nearby counties:

Missouri's 557 area code serves the following counties: St. Louis, St. Charles, Jefferson, Franklin, Lincoln, and Warren

Other nearby area codes includes:

Area Code 573 - Columbia

Area Code 618 - Belleville

Area Code 636 - O'Fallon

Area Code 217/447 - Springfield

History of 557

Area Code

The 557 area code is an overlay to 314. It was introduced in August 2022.

Things To Do Near

Area Code 557

There are many activities for locals + visitors to see and do in the 557 area code (St. Louis County).

Things to do in St. Louis, Missouri tend to includes Gateway Arch National Park, St. Louis Zoo, City Museum and much more.

Gateway Arch National Park

Visit the Gateway Arch in St. Louis, an iconic symbol of the city and the nation's westward expansion. Take a tram ride to the top for stunning views of the Mississippi River and explore the museum beneath the arch.

St. Louis Zoo

Enjoy a day at the St. Louis Zoo in Forest Park. This world-class zoo is home to thousands of animals from around the globe, and admission is free. Don't miss attractions like the Penguin & Puffin Coast and Big Cat Country.

City Museum

Experience the unique City Museum in downtown St. Louis. This interactive art installation and playground features tunnels, slides, and eclectic exhibits made from reclaimed materials.


in St. Louis

Some of the universities, colleges, higher education establishments in area code 557 are:

Washington University in St. Louis

Saint Louis University

Webster University

This is not an exhaustive list, there are additional schools that may not be included

Why do people sign up for a virtual 557 number with Phoner?

People sign up for 557 virtual US phone numbers for a number of reasons.

For business

To be seen as local vendors - local numbers are more trustworthy than out-of-state phone numbers

For marketing purpose

So customers can remember their numbers easily or to be seen as local vendors as local numbers are more trustworthy than out-of-state phone numbers


To give online dating matches a 2nd phone number until they’ve gone on a date and trust each other

To buy and sell goods

For Craigslist, Facebook, eBay purchases or sales so that people don’t have your personal information and don’t bother you after the sale or purchase has been made

Nearby Codes

Frequently asked questions about local numbers

Can I buy a local 557 Missouri phone number?

Yes you can. To purchase a 557 number, download Phoner here, select a ‘United States’ number followed by ‘Missouri’ as the state. Once you have chosen an area code you can choose a number of your choice. Once you have selected a number to make calls or send texts you can subscribe and enjoy a 3 day free trial.

What are the other Missouri local area codes?

You can find the Missouri local area codes here.

Can I port my existing 557 number to Phoner?

Yes, you can port your 557 number to Phoner. We are working on an automated process, for now please email our support team so they can manually port your number.

Why Use Phoner

Phoner allows you to purchase and activate multiple phone numbers across the US without the need for multiple phones. Get a second phone number for area code 557 - whether it’s a business phone number, dating phone number, or a phone number for buying & selling goods on Craigslist, Facebook, eBay. Select the area code 557 and start texting or calling today.