LOCAL CO PHONE NUMBERS

Local CO Phone Numbers

Local CO Phone Numbers

Blog Article

Complete Guide to Colorado Area Codes

If you’re looking to establish a presence in Colorado, understanding the Colorado phone code layout is essential. This blog explains how to get a VoIP number with a CO area code and why it matters.

Colorado Area Codes Map

Colorado Area Code Map

Colorado has four main area codes covering different parts of the state. These are the codes 303, 720, 719, and 970.

List of Colorado Area Codes

  • 303 Area Code – Covers Denver and Boulder
  • 720 Area Code – Overlay of 303
  • 719 Area Code – Covers Colorado Springs and surrounding areas
  • 970 Area Code – Covers Fort Collins, Greeley, Grand Junction

Cities Using Colorado Area Codes

  • Aurora – 303, 720
  • Boulder – 303, 720
  • Greeley – 970
  • Grand Junction – 970

CO Area Code Expansion Explained

The demand for new numbers due to technology adoption led to the introduction of new codes like 970. Read more on Wikipedia.

Facts About the 303 Code

303 is assigned in 1947 for Denver and Boulder. It's now shared with its overlay 720.

What is an Overlay Area Code?

An overlay area code, like 720 over 303, allows multiple users in the same location to have unique numbers. Learn more on FCC.gov.

Buy a Colorado Area Code for Business

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

Colorado VoIP Providers

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

Professional Phone Setup in Colorado

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.

Should You Use a Local or Toll-Free Number in CO?

Local CO numbers like 303 or 970 tend to get higher response rates than toll-free numbers. Use a Colorado business phone number to increase conversions.

Use Cases for Colorado Numbers

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

Colorado Phone Numbers for VoIP

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

CO Area Code FAQ Section

What cities use the 720 area code?

Cities like Denver, Boulder, Aurora, and Lakewood 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 Colorado 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 serving Colorado customers. Whether you need a virtual phone number, VoIP service, or a business phone system, the right area setup Colorado number for sales code sets the tone.

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