Local Phone Numbers
Missouri
573 Area Code
573 Area Code
Get a Missouri Local Phone Number with DialLink

The 573 area code covers eastern and southeastern Missouri, connecting your business with cities such as Columbia, Cape Girardeau, Jefferson City, Rolla, and Farmington. This region includes state government offices, major universities, and manufacturing hubs. A 573 number helps your company build trust with customers and organizations throughout the area.
DialLink makes it easy for startups and SMBs to activate a 573 area code number and manage calls, texts, and voicemails in one platform. Our AI-powered features let you deliver fast, professional service while keeping your communications simple to manage.
The 573 area code is recognized across much of eastern and southeastern Missouri. From the capital city of Jefferson City to college towns like Rolla and Columbia, a 573 number signals credibility and familiarity.
Whether you’re supporting government agencies, universities, or local businesses, this number ensures your company looks established and reliable.
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The 573 area code is assigned to eastern and southeastern Missouri, including cities such as Jefferson City, Columbia, Rolla, and Cape Girardeau.
Area code 573 is located in the state of Missouri, serving its eastern and southeastern regions.
The United States does not have a single nationwide area code. Instead, it uses the country code +1, followed by regional area codes.
Each area code can support up to around 7.9 million unique phone numbers, depending on allocation and demand.
Area codes define geographic regions under the North American Numbering Plan (NANP). They ensure calls are routed correctly across states and cities.
Area codes were introduced to organize growing phone demand, ensuring calls are directed to the correct region without overlap.