Introduction
The 720 area code serves the Denver metropolitan area in Colorado, connecting millions of residents and businesses across one of the nation’s most dynamic regions. Introduced in 1998 as an overlay to the original 303 area code, the area code 720 has become essential for communication in Denver and surrounding communities. With approximately 7.9 million available phone numbers, this area code supports the region’s rapid growth and expanding business landscape.
Whether you’re launching a startup, expanding an established company, or seeking a local presence in Denver, understanding the area code 720 and its benefits is crucial for your success. This guide explores everything you need to know about the 720 area zone, from its history to practical applications for modern businesses.
What Is the 720 Area Code?
The 720 area zone is a three-digit telephone designation that identifies the Denver metropolitan region within the North American Numbering Plan (NANP). Area codes like 720 enable efficient call routing and help phone companies manage number allocation across geographic regions.
The 720 area zone operates under an overlay plan, meaning it shares the same geographic territory as the original 303 area code. This system allows both area codes to serve the same region simultaneously. When the area code 720 was introduced, 10-digit dialing became mandatory for all calls within the region, ensuring proper call completion.
History and Development
The original 303 area code, established in 1947, initially served all of Colorado. However, Denver’s explosive growth throughout the 1990s created a shortage of available phone number format. The Colorado Public Utilities Commission approved the creation of the 720 area zone to address this demand. Since its introduction, the area code720 has supported the region’s continued expansion and economic development.
Technical Structure
Phone numbers using the area code 720 follow the standard NANP format: (720) XXX-XXXX. This structure includes the area code, a three-digit prefix, and a four-digit line number. The numbering system provides sufficient capacity to serve the Denver area’s growing population and business community for years to come.
Geographic Coverage of the 720 Area Code
The area code 720 covers the Denver metropolitan area, including major cities and surrounding counties. Understanding the service area helps businesses determine whether a 720 number aligns with their target market.
Cities and Counties Served
The 720 area zone serves Denver and numerous surrounding municipalities. Key cities include Aurora, Boulder, Lakewood, Thornton, Westminster, Arvada, Wheat Ridge, Golden, and Englewood. The service area encompasses six primary counties: Denver County, Adams County, Jefferson County, Arapahoe County, Douglas County, and Broomfield County.
| County | Population (2020) | Primary Cities |
| Denver County | 716,492 | Denver |
| Adams County | 519,772 | Aurora, Thornton, Westminster |
| Jefferson County | 582,910 | Lakewood, Arvada, Wheat Ridge, Golden |
| Arapahoe County | 655,069 | Englewood, Aurora |
| Douglas County | 357,978 | Castle Rock, Littleton |
| Broomfield County | 69,051 | Broomfield |
This region represents one of Colorado’s most economically vibrant areas, with diverse industries ranging from technology and finance to healthcare and retail.
How to Dial the 720 Area Code
Dialing an area code 720 number is straightforward for both domestic and international calls, especially for real-estate professionals needing quick connections
Domestic Dialing
Within the United States, dial the area code followed by the seven-digit phone number: (720) XXX-XXXX. For example, (720) 555-0123. If calling from within the area code 720 region, you may need to dial all 10 digits depending on your phone service provider.
International Dialing
From outside the United States, dial your country’s international access code, followed by 1 (the U.S. country code), then the area code 720 and phone number. The format is +1 (720) XXX-XXXX. For instance, if calling from the United Kingdom, you would dial 00 1 (720) XXX-XXXX.
Benefits of the 720 Area Code for Businesses
A 720 area zone phone number offers significant advantages for companies operating in or targeting the Denver market. These benefits extend beyond simple communication to include branding, customer trust, and competitive positioning.
Establishing Local Credibility
Customers are more likely to trust and engage with businesses that have a local presence. A 720 phone number signals that your company is rooted in the Denver community, making potential customers more comfortable doing business with you. This local credibility is particularly valuable for service-based businesses, healthcare providers, and retail operations.
Enhanced Marketing Opportunities
A area code 720 enables location-specific marketing strategies. You can target Denver residents through local advertising campaigns, knowing your phone number reinforces your local message. This approach improves marketing effectiveness and helps you stand out from national competitors without a local presence.
Improved Customer Relationships
Local phone numbers facilitate easier communication with customers. When clients see a familiar area code, they’re more likely to answer calls and respond to inquiries. This accessibility strengthens customer relationships and increases loyalty over time.
Competitive Advantage
In competitive markets, a local 720 number differentiates your business from competitors operating under different area codes. Customers often prefer supporting local businesses, and your area code serves as a visible indicator of your community commitment.
Getting a 720 Area Code Number
Acquiring an area code 720 phone number is accessible through multiple providers and service options.
Available Service Providers
Traditional phone companies like Verizon and AT&T offer 720 area zone numbers, as do VoIP providers such as RingCentral, Grasshopper, and Ooma. Acepeak provides virtual phone number solutions that include area code 720 options with advanced features like call forwarding, voicemail transcription, and call analytics. Local telecommunications providers also offer 720 numbers with personalized service.
Steps to Obtain Your Number
Start by selecting a provider that matches your business needs and budget. Check availability for your preferred number or accept an available option. Complete the signup process, which typically requires basic business information and verification. Once activated, your number is ready for immediate use. Some providers, including Acepeak, allow you to port existing numbers if you’re switching services.
Cost Considerations
Pricing varies by provider and service level. Basic virtual phone numbers start around $10 to $20 monthly, while comprehensive business phone systems cost significantly more. Acepeak offers competitive pricing with transparent billing and no hidden fees.
Practical Uses of the 720 Area Code
The 720 area zone supports diverse communication needs across personal and business applications, all organized under the North American Numbering Plan, which ensures efficient allocation of area codes across the region.
Business Communications
Companies use 720 numbers for customer service lines, sales departments, and main business lines. Virtual phone systems with 720 area zone enable call routing to multiple team members, voicemail management, and call recording for quality assurance. Small businesses benefit from professional phone systems that rival larger competitors.
Customer Support and Sales
A dedicated 720 number for customer support builds trust and makes it easy for clients to reach you. Sales teams can use 720 numbers for outbound calls, improving connection rates when customers recognize the local area code. Call tracking features help measure campaign effectiveness.
Marketing and Lead Generation
Marketing campaigns benefit from area code 720 numbers, which customers perceive as local and trustworthy. Tracking calls from different marketing channels helps identify which strategies generate the most qualified leads.
Why Choose Acepeak for Your 720 Area Code Number
Acepeak specializes in virtual phone solutions designed for modern businesses. Our 720 area code numbers come with advanced features that enhance communication and productivity. Acepeak offers flexible plans that scale with your business, from solo entrepreneurs to large enterprises. Our customer support team provides responsive assistance, and our platform integrates seamlessly with existing business tools. Acepeak’s transparent pricing and no-contract options give you control over your communication investment.
Conclusion
The 720 area zone represents more than just a telephone designation; it’s a gateway to establishing credibility and connection within the Denver metropolitan area. Whether you’re a local business seeking to strengthen community ties or an expanding company targeting the Denver market, a 720 area zone number provides tangible benefits. The area code’s rich history, combined with its current capacity to support growth, makes it an ideal choice for businesses of all sizes.
By understanding the area code 720 coverage, benefits, and acquisition process, you can make informed decisions about your communication strategy. Providers like Acepeak make obtaining and managing a 720 number straightforward, allowing you to focus on growing your business. Invest in a 720 area code number today and position your business for success in one of America’s most vibrant markets.
FAQ's
The 720 area zone serves the Denver metropolitan area in Colorado, including cities like Denver, Aurora, Boulder, Lakewood, and Thornton.
The 720 area zone was introduced in 1998 as an overlay to the original 303 area code, to accommodate the region’s growing demand for phone numbers.
To dial a 720 area code number within the U.S., simply dial the area code followed by the 7-digit phone number. For international calls, dial your country’s international access code, followed by the U.S. country code (1), then the area code 720 and phone number.
Yes, you can obtain a 720 area zone number through various providers, including traditional phone companies like Verizon and AT&T, as well as VoIP services such as RingCentral, Grasshopper, and Ooma.
Having an area code 720 number enhances your business’s local credibility, helps with marketing strategies targeted to Denver residents, and builds stronger customer relationships, ultimately offering a competitive edge in the market.