Colorado Area Codes
Colorado Area Codes
Blog Article
Everything You Need to Know About CO Phone Numbers
If you’re looking to establish a presence in Colorado, understanding the area code structure in CO is essential. This blog explains how to get a Colorado virtual number here and why it matters.
Colorado Area Codes Map
Colorado has a few major dialing codes covering different parts of the state. These are the codes 303, 720, 719, and 970.
Breakdown of CO Phone Codes
- 303 Area Code – Covers Denver and Boulder
- 720 Area Code – Also covers the Denver area
- 719 Area Code – Covers Colorado Springs and surrounding areas
- 970 Area Code – Serves cities in Northern Colorado
Area Code Assignment by Colorado City
- Aurora – 303, 720
- Colorado Springs – 719
- Greeley – 970
- Grand Junction – 970
Reason Behind Colorado’s Area Code Growth
The demand for new numbers due to population growth led to the introduction of new codes like 970. Read more on Wikipedia.
Facts About the 303 Code
303 is one of the oldest area codes in the U.S.. It's now overlaid by 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.
Buy a Colorado Area Code for Business
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.
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.
How to Find an Area Code in Colorado
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 build more trust than toll-free numbers. Use a Colorado business phone number to 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
Set Up a VoIP Line in Colorado
Choose cloud-based phone systems from Bling.cloud,RingCentral, Nextiva, or Twilio if you want scalable solutions for Colorado-based numbers.
Frequently Asked Questions
What cities use the 720 area code?
Cities like Denver Metro area 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.
Do people still use 970?
Yes, 970 is actively used in Northern and Western Colorado cities like Fort Collins and Grand Junction.
Which area code should I use for my business?
303 and 720 are ideal if you're targeting Denver; 970 works best for northern cities; 719 is great for Colorado Springs.
Conclusion: Choosing the Right Colorado Area Code
Getting a Colorado area code is a smart move for anyone looking to expand into the state. 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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