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Discover what makes OpenPhone the preferred choice for business owners in the Mile High City
Watch a 3 minute demo
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Discover what makes OpenPhone the preferred choice for business owners in the Mile High City
Discover what makes OpenPhone the preferred choice for business owners in the Mile High City
OpenPhone is a leading VoIP provider in Denver, CO, offering a robust and scalable business phone service. With a focus on simplicity and efficiency, OpenPhone provides a seamless communication experience for businesses of all sizes. Our top-rated service includes features like unlimited calls and texts, auto-attendant, and integrations with popular business tools. From area code 303 to 983, OpenPhone has your business number
Our business has really improved because as a startup, we're always looking to refine processes and make ourselves more competitive. And to do that, we need to rely on the data analytics OpenPhone provides.
KD Dao
Co-Founder & COO, Ryna
The business phone system for Denver
Get local or toll-free North American, US, and Canadian phone numbers in specific area codes.
Choose multiple numbers and assign them to different teams and use cases. Easily add or remove numbers as your business grows.
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Save time communicating with customers by sending photos, videos, audio, gifs, files, and more.
Stay on top of conversations with auto-replies based on triggers such as missed calls or voicemails.
Save time by creating message templates for frequently sent information.
Work as a team to answer calls and texts on a shared number. Customers aren’t left waiting thanks to ring groups.
Catching up on any conversation is easy with shared inboxes, which show every phone call, text, and audio message a customer has with your team.
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Share context and solve issues by tagging teammates in internal threads (not visible to customers).
Give everyone on your team the full picture when talking to customers by adding custom notes to contact cards.
Send anything you need over text - photos, videos, audio, gifs, files and more.
Respond to texts, missed calls, or voicemails with auto-replies.
Create snippets for messages you write often and schedule them to send later.
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Automate tedious tasks by tapping into an ecosystem of third-party tools.
Send real-time notifications of events happening in your OpenPhone workspace to any app with webhooks.
Connect OpenPhone with your favorite tools to help sync contacts, track conversations, and analyze calls.
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Try risk-free for 7 days. Cancel anytime.
The essentials to get you and your team up and running
Per user/per month

All plans include:
Most popular
For businesses looking for more call handling and automation features
Per user/per month
Everything from Starter, plus:
For organizations with more complex requirements
Everything from Business, plus:
The essentials to get you and your team up and running
Per user/per month
Billed annually at $180
All plans include:
Most popular
For businesses looking for more call handling and automation features
Per user/per month
Billed annually at $276
Everything from Starter, plus:
For organizations with more complex requirements
Everything from Business, plus:
Choose a Denver number or port your own
Get local or toll-free North American phone numbers or port existing ones for free.
Get the app or use from your browser
Use OpenPhone across all your devices to stay connected. OpenPhone is available on Mac, Windows, iOS, Android, and on the web.
Send invites to your contacts and team
Import contacts and add teammates to your phone system.
Voila! Start calling and texting
Try OpenPhone free for 7 days - no commitment necessary.
Can’t find the answer here? Check out our Help Center.
Denver phone numbers vary based on the VoIP provider. With OpenPhone, plans start at $15 per user per month and come with a free number. Additional numbers cost $5 per month.
Denver available area codes are 303, 720, and 983.
Yes, it's possible to maintain your Denver business number by porting it to OpenPhone without any charge.
You can get local US and Canadian numbers across every state and province, other than Alaska. We also offer North American toll-free numbers in 833, 844, 855, 866, 877, and 888 prefixes.
OpenPhone has over 5,000 integrations with third-party apps, including Salesforce, Zapier, HubSpot, Webhooks, and more.
OpenPhone is available on various platforms, such as Mac, Windows, iOS, Android, and the web, ensuring accessibility for users across multiple devices.
Not at all, you have the freedom to acquire a Denver phone number from any place in the world, which is a key advantage of using a virtual phone system.
Yes, OpenPhone offers a seven-day free trial so you can test the platform with your team.
Yes, you can get local phone numbers for Denver area code on top of your personal number with OpenPhone. You can then use an internet connection to take and receive calls from this number from anywhere. Keep in mind that you'll have to provide business tax information if you're based outside of the US and wish to text using a virtual phone service.
Join thousands of businesses already using OpenPhone to communicate better with their customers.
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OpenPhone was issued a successful SOC 2 report and is actively monitored by Vanta.
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