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Area code 720

Area code 720 is registered to Denver, CO.

Registered region
Denver, CO
State / province
Colorado
Country
United States
Timezone
Mountain Time
Local time
—

Registration metadata only — this is the number's registered rate-center region, never a live location or an identity.

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About area code 720

In service since 1998.

Same area

These area codes cover the same area, so a number with any of them is local there.

Other area codes in Colorado

Common questions

Which country is area code 720?
720 is a US area code, registered to Denver, CO. How +1 numbers work
What time zone is area code 720 in?
Mountain Time (America/Denver). The current local time is shown above.
Who is calling me from a 720 number?
An area code only shows where a number was registered, not who is calling or where they are — calling apps let anyone use a 720 number from anywhere. Before you call back, check the number's carrier, line type and spam risk.