GUIDE TO COLORADO DIALING CODES

Guide to Colorado Dialing Codes

Guide to Colorado Dialing Codes

Blog Article

Complete Guide to Colorado Area Codes

If you’re looking to expand your business into Colorado, understanding the Colorado phone code layout is essential. This blog explains how to get a local business number in Colorado and why it matters.

Understanding the Area Code Regions in CO

Colorado Area Code Map

Colorado has several telephone prefixes covering different parts of the state. These are area codes 303, 720, 719, and 970 respectively.

List of Colorado Area Codes

  • 303 Area Code – Used primarily in Denver
  • 720 Area Code – Overlay of 303
  • 719 Area Code – Covers Colorado Springs and surrounding areas
  • 970 Area Code – Serves cities in Northern Colorado

Which Cities Use Which CO Area Code?

  • Denver – 303, 720
  • Colorado Springs – 719
  • Greeley – 970
  • Pueblo – 719

Reason Behind Colorado’s Area Code Growth

The demand for new numbers due to population growth led to the need for new codes such as 720. Read more on Wikipedia.

What is the 303 Area Code?

303 is one of the oldest area codes in the U.S.. It's now still in use with 720.

What is an Overlay Area Code?

An overlay area code, like 720 over 303, allows new phone numbers without changing geographic coverage. Learn more on FCC.gov.

Get a CO Local Number Online

Businesses can get a Colorado virtual number to build trust with local clients. Services like Bling’s virtual phone number platform make setup easy.

VoIP Solutions for Colorado Numbers

Modern businesses use VoIP phone services to assign local Colorado numbers to sales or support teams. It’s cost-effective and flexible.

Set Up a Colorado Business Line

To fully manage calls and teams, choose a business phone system that supports routing, voicemail, SMS, and extensions – ideal for companies targeting Colorado.

Look Up a CO Phone Number

Use tools like AreaCodeLocations.info, AllAreaCodes, or NANPA to identify or verify area codes.

Why Local Numbers Work Best in Colorado

Local CO numbers like 303 or 970 tend to build more trust than toll-free numbers. Use a Colorado business phone number to click here increase conversions.

Business and Personal Uses of Local Numbers

  • Sales and outbound calls
  • Customer service or support lines
  • SMS-based marketing campaigns
  • Remote work call routing

Cloud Numbers with CO Codes

Choose cloud-based phone systems from Bling.cloud,RingCentral, Nextiva, or Twilio if you want scalable solutions for Colorado-based numbers.

FAQs About Colorado Area Codes

What cities use the 720 area code?

Cities like most of Central Colorado use the 720 overlay.

Is 719 a mobile or landline code?

It can be both. Use copyright lookup tools to verify.

Can I get a CO number if I live outside the state?

Yes, VoIP services allow you to own a CO number from anywhere in the world.

Is 970 obsolete?

Yes, 970 is actively used in Northern and Western Colorado cities like Fort Collins and Grand Junction.

Which CO code is best for business?

303 and 720 are ideal if you're targeting Denver; 970 works best for northern cities; 719 is great for Colorado Springs.

Start with the Right Colorado Number

Getting a Colorado area code is a smart move for anyone wanting local presence in CO. Whether you need a virtual phone number, VoIP service, or a business phone system, the right area code sets the tone.

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