573 Area Code — Columbia, MO
Area code 573 serves Columbia and 3 other cities in Missouri. Local time follows America/Chicago. It overlays with 235, so 10-digit dialling is required.
- State
- Missouri
- Primary city
- Columbia
- Timezone
- America/Chicago
- In service since
- 1996
- Type
- Geographic
- Overlay codes
- 235
Cities Served by 573
The 573 area code covers 4 cities and communities in Missouri.
- Columbia
- Jefferson City
- Cape Girardeau
- Rolla
About Area Code 573
Area code 573 is a North American Numbering Plan (NANP) area code that has been in service since 1996. It is administered by NANPA on behalf of the FCC and serves the Missouri region anchored on Columbia.
573 now shares its territory with an overlay code (235). 10-digit dialling is required for local calls within this region because the same 7-digit number can be assigned under either code.
Mobile numbers in 573 are portable: a person who moved away from Columbia may still carry a 573 mobile number on their device. If you receive an unexpected call from a 573 number, run it through the reverse lookup tool above for the most accurate, free identification.
If you live or do business in Missouri, you may also interact with neighbouring or overlay codes (235). See the related codes section below to explore the rest of Missouri.
Other Missouri Area Codes
Continue exploring the Missouri numbering plan.
573 Area Code FAQ
Where is area code 573?
Area code 573 is located in Missouri, primarily serving Columbia and surrounding cities including Jefferson City, Cape Girardeau, Rolla. The region operates on CT (America/Chicago) time.
What state is 573 area code?
573 is a Missouri area code. It was put into service in 1996 and shares its geographic footprint with overlay code 235.
Is 573 a scam area code?
573 is a legitimate North American area code allocated by NANPA to Missouri. Like any geographic area code, scammers sometimes spoof 573 numbers — judge each call by content (urgent demands, unfamiliar transfers) rather than the area code alone. Run the specific number through our reverse lookup if you're unsure.
What time zone does 573 use?
Area code 573 operates on CT (America/Chicago). Numbers in this area code follow standard Missouri time-zone rules including any daylight-saving transitions for that region.
Can I look up a specific 573 phone number?
Yes. Use the reverse lookup widget above to enter a full 573 number. NumLocation returns the line type (mobile, landline, VoIP), carrier, rate-center city, and any public listings tied to the number — free.
What's the difference between 573 and 235?
573 and 235 cover the same Missouri geographic area as overlay codes. Calls between them are local, but you must dial all 10 digits. New phone numbers in this region are assigned from either pool depending on what's available with the carrier at signup.