Colorado Area Codes
Colorado Area Codes
Blog Article
Understanding Colorado Dialing Codes for Business & Personal Use
If you’re looking to expand your business into Colorado, understanding the Colorado area code system is essential. This blog explains how to get a local business number in Colorado and why it matters.
Visual Area Code Map for Colorado
Colorado has a few major dialing codes covering different parts of the state. These are 303, 720, 719, and 970.
List of Colorado Area Codes
- 303 Area Code – Serves the Denver Metro region
- 720 Area Code – Shares coverage with 303
- 719 Area Code – Covers Colorado Springs and surrounding areas
- 970 Area Code – Covers Fort Collins, Greeley, Grand Junction
Area Code Assignment by Colorado City
- Aurora – 303, 720
- Colorado Springs – 719
- Greeley – 970
- Grand Junction – 970
Why Are There Multiple Area Codes in Colorado?
The demand for new numbers due to business expansion 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 overlaid by 720.
How Overlay Area Codes Work in Colorado
An overlay area code, like 720 over 303, allows the expansion of service without disrupting existing lines. Learn more on FCC.gov.
Buy a Colorado Area Code for Business
Businesses can get a local CO 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.
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 increase conversions.
Who Uses CO Area Codes?
- 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.
FAQs About Colorado Area Codes
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.
Is 970 still active?
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.
Start with the Right Colorado Number
Getting a Colorado area code is a smart move for SIP trunk Colorado number 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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