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 VoIP number with a CO area code and why it matters.
Colorado Area Codes Map
Colorado has a few major dialing codes covering different parts of the state. These are area codes 303, 720, 719, and 970 respectively.
Breakdown of CO Phone Codes
- 303 Area Code – Serves the Denver Metro region
- 720 Area Code – Overlay of 303
- 719 Area Code – Covers Colorado Springs and surrounding areas
- 970 Area Code – Northwestern and western CO
Area Code Assignment by Colorado City
- Aurora – 303, 720
- Boulder – 303, 720
- Greeley – 970
- Grand Junction – 970
Reason Behind Colorado’s Area Code Growth
The demand for new numbers due to business expansion led to the need for new codes such as 720. Read more on Wikipedia.
Where is 303 Located?
303 is the original area code for Colorado. It's now overlaid by 720.
How Overlay Area Codes Work in Colorado
An overlay area code, like 720 over 303, allows multiple users in the same location to have unique numbers. Learn more on FCC.gov.
Get a CO Local Number Online
Businesses can get a local CO 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.
Set Up a Colorado Business Line
To fully manage calls read more 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
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.
FAQs About Colorado Area Codes
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 local Colorado 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 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.
Wrap-Up: CO Area Code Strategy
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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