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Area CodesMissouri
MO · Midwest COVERAGE

Missouri
Area Codes

Get a line from one of Missouri's 6 area codes and give Midwest a local point of contact.

6Area Codes
Central (CT)Time Zone
MidwestRegion
Get a Missouri Number All States
Total Codes
6
Primary City
St. Louis
Time Zone
Central (CT)
Region
Midwest
State Abbr
MO
LIVE COVERAGE · MISSOURI

See Missouri's coverage

COMPLETE DIRECTORY

Missouri's full directory

CodeRegionMajor Cities
314St. LouisSt. Louis, Clayton, University CityGet this number 417Southwest MissouriSpringfield, Joplin, BransonGet this number 573Central & Southeast MissouriColumbia, Jefferson City, Cape GirardeauGet this number 636St. Louis SuburbsSt. Charles, O'Fallon, FlorissantGet this number 660Northwest MissouriSedalia, Kirksville, ChillicotheGet this number 816Kansas CityKansas City, Independence, Blue SpringsGet this number
WHY GO LOCAL

What a Missouri number does for you

Look local in St. Louis

A St. Louis caller ID gives Missouri customers a familiar code to trust, boosting answers and engagement.

Expand without an office

A virtual MO number means you can claim a local Missouri presence while working from anywhere at all.

Serve customers in their time zone

With Central (CT) as Missouri's clock, call routing keeps your responses timely and your customers happy.

Cover all of Missouri at once

With 6 area codes in Missouri, your local lines all sit in a single, intuitive dashboard.

A SHORT HISTORY

The story of Missouri's codes

Each area code in Missouri represents growth, introduced when the state needed more numbers.

1947

Area code 314 arrives in St. Louis

314 was Missouri's first of these codes, assigned to St. Louis and anchored by St. Louis. It remains the code most Missouri residents associate with St. Louis and Clayton.

1947

Area code 816 arrives in Kansas City

As Kansas City grew, 816 was introduced to keep up with demand for new numbers around Kansas City and Independence. Existing numbers kept their codes — 816 simply opened fresh inventory for the area.

1955

Area code 417 arrives in Southwest Missouri

As Southwest Missouri grew, 417 was introduced to keep up with demand for new numbers around Springfield and Joplin. Existing numbers kept their codes — 417 simply opened fresh inventory for the area.

1996

Area code 573 arrives in Central & Southeast Missouri

As Central & Southeast Missouri grew, 573 was introduced to keep up with demand for new numbers around Columbia and Jefferson City. Existing numbers kept their codes — 573 simply opened fresh inventory for the area.

1998

Area code 660 arrives in Northwest Missouri

As Northwest Missouri grew, 660 was introduced to keep up with demand for new numbers around Sedalia and Kirksville. Existing numbers kept their codes — 660 simply opened fresh inventory for the area.

1999

Area code 636 arrives in St. Louis Suburbs

As St. Louis Suburbs grew, 636 was introduced to keep up with demand for new numbers around St. Charles and O'Fallon. Existing numbers kept their codes — 636 simply opened fresh inventory for the area.

MORE THAN A NUMBER

More than a MO number

Your Missouri number includes everything from calls to automation, all bundled in with no hidden fees.

Calling & SMS on one number

Your MO line handles all your voice and text needs, smoothly from any device.

AI receptionist

An AI receptionist keeps your business responsive, greeting and routing callers without fail.

Voicemail transcription

Every voicemail becomes text automatically, so you can triage messages quickly and quietly.

Call routing & ring groups

Your Missouri calls reach the right person automatically, thanks to flexible, smart routing.

Shared team inbox

Your team manages messages together through a shared inbox, transparent and easy to use.

Number porting

Bring your existing Missouri number along, with porting that keeps everything familiar for callers.

All area codes, by state

Midwest listed first

STATE
CODES
AREA CODES
16 codes
217·224·309·312·331·447·464+9 more
8 codes
219·260·317·463·574·765·812+1 more
5 codes
319·515·563·641·712
4 codes
316·620·785·913
13 codes
231·248·269·313·517·586·616+6 more
7 codes
218·320·507·612·651·763·952
3 codes
308·402·531
12 codes
216·220·234·330·380·419·440+5 more
6 codes
262·414·534·608·715·920
FAQ

Missouri area codes, answered

Testimonials

What teams say after 90 days on the platform.

Sample placeholders — replace with verified customer outcomes after sales approval.

Three vendors collapsed into one bill, and the AI receptionist booked $38k of consultations while we were closed. The platform paid for the year inside the first quarter.

Customer
Multi-location dental practice
on consolidating the stack

Inbound calls finally attach to the right deal. We attributed six figures of pipeline last quarter to calls that used to disappear into a generic queue.

Customer
Mid-market insurance brokerage
on the HubSpot plugin

Our outbound dialer's connect rate doubled inside two weeks. Lead prioritisation actually works when it runs against your live CRM, not a stale CSV.

Customer
Staffing agency
on the AI Power Dialer

Every after-hours call used to be a missed job — about $7k a month down the drain. The AI receptionist closed the gap in week one.

Customer
Home services company
on the AI receptionist

Three vendors collapsed into one bill, and the AI receptionist booked $38k of consultations while we were closed. The platform paid for the year inside the first quarter.

Customer
Multi-location dental practice
on consolidating the stack

Inbound calls finally attach to the right deal. We attributed six figures of pipeline last quarter to calls that used to disappear into a generic queue.

Customer
Mid-market insurance brokerage
on the HubSpot plugin

Our outbound dialer's connect rate doubled inside two weeks. Lead prioritisation actually works when it runs against your live CRM, not a stale CSV.

Customer
Staffing agency
on the AI Power Dialer

Every after-hours call used to be a missed job — about $7k a month down the drain. The AI receptionist closed the gap in week one.

Customer
Home services company
on the AI receptionist
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