Guide to Colorado Dialing Codes
Guide to Colorado Dialing Codes
Blog Article
Everything You Need to Know About CO Phone Numbers
If you’re looking to target customers in 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.
Visual Area Code Map for Colorado
Colorado has several telephone prefixes 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 – Shares coverage with 303
- 719 Area Code – Colorado Springs and southern CO
- 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 business expansion led to the creation of overlay codes like 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 new phone numbers without changing geographic coverage. 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.
Business Phone Systems for CO Area Codes
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.
Benefits of Local vs 800 Numbers
Local CO numbers like 303 or 970 tend to feel more familiar 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
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.
Frequently Asked Questions
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 toll-free vs local Colorado number 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 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.
Wrap-Up: CO Area Code Strategy
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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