Local Phone Numbers
Colorado
720 Area Code
720 Area Code
Get a Denver Local Phone Number with DialLink
Establish a Local Presence in Colorado
No Office Needed
Want to grow your business in the Denver metro area? A 720 number lets you instantly connect with customers in Colorado's capital region — without the need for a physical location. With DialLink, you can secure a 720 area code number and manage all your communications through an intuitive, AI-powered cloud phone system built for startups and SMBs.
Whether you're remote-first or expanding into the Mountain West, DialLink helps you scale customer interactions, automate workflows, and sound local — all from a single platform.
Why Choose a 720 Area Code?
Area code 720 covers the same region as 303, including Denver, Boulder, Aurora, and surrounding suburbs. Introduced as an overlay for the original 303 area code, 720 provides expanded phone number availability in one of the fastest-growing markets in the country.
From tech startups in downtown Denver to real estate professionals in Boulder, a 720 number helps you build local trust and improve answer rates across Colorado's Front Range.
Get More Than a Local Number
When you choose a local number from DialLink, you're getting more than just digits:
AI Voice Agents
Automate routine calls, appointment booking, and more
AI call tagging & summaries
Get insights into calls and improve follow-ups
Advanced call handling
Customize call flows, routing, and voicemail rules
Work from anywhere
Answer calls on mobile, desktop, web app, or desk phones
Plug-and-play setup
Get started in minutes with no IT experts required
AI-powered business messaging
Get AI-generated suggestions and send replies instantly
Whether you're based in Colorado or simply want to break into the market, DialLink's numbers help your business sound local, feel accessible, and stay organized.
Who Can Benefit from a Local Phone Number
Startups launching in Denver's growing tech ecosystem
Remote-first teams supporting clients across Colorado
SMBs expanding into Boulder, Aurora, and surrounding areas
Service providers, consultants, and healthcare professionals improving local pickup rates
How to Get a Local Number with DialLink
Sign up for any DialLink plan
Pick a local number during setup, or port your existing one
Start making and receiving calls instantly via mobile, desktop, web, or desk phones
Expand Beyond Area Code 720
Need to reach customers beyond Colorado? DialLink offers local and international numbers in 100+ countries, so your business can grow across the U.S. and beyond, all from a single, scalable phone system.
Frequently Asked Questions
What city is the 720 area code in Colorado?
The 720 area code is located in Colorado and primarily serves the Denver metropolitan area. It covers a wide range of cities, including Denver, Aurora, Boulder, Lakewood, Thornton, Westminster, Arvada, Centennial, Longmont, Littleton, and Broomfield, among others.
Where in the U.S. is area code 720 located?
Area code 720 is located in the state of Colorado. It covers the Denver metro region, including Boulder, Aurora, Lakewood, and surrounding communities.
What is the 720 area code an overlay for?
The 720 area code is an overlay for the 303 area code. Both codes serve the same geographic region in central Colorado.
What is an overlay area code?
An overlay area code is a new area code assigned to the same geographic region as an existing one. It allows for more phone numbers to be issued without changing existing numbers.
Ready to Build Your Presence in Colorado?
Start today with DialLink's AI-powered cloud phone system and secure your local number. Project professionalism, build trust, and scale your customer communications with ease.
© 2025 DialLink Corp.