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Area CodesColorado
CO · West COVERAGE

Colorado
Area Codes

Colorado (CO) has 4 area codes: 303, 719, 720, and 970. Denver uses 303.

4Area Codes
Mountain (MT)Time Zone
WestRegion
Get a Colorado Number All States
Total Codes
4
Primary City
Denver
Time Zone
Mountain (MT)
Region
West
State Abbr
CO
LIVE COVERAGE · COLORADO

Colorado area code coverage map

COMPLETE DIRECTORY

All area codes in Colorado

CodeRegionMajor Cities
303Denver MetroDenver, Aurora, LakewoodGet this number 719Southern ColoradoColorado Springs, Pueblo, Canon CityGet this number 720Denver Metro (overlay)Denver, Westminster, ThorntonGet this number 970Northern & Western ColoradoFort Collins, Grand Junction, GreeleyGet this number
WHY GO LOCAL

Why your business needs a Colorado number

Look local in Denver

When your caller ID shows a Denver number, customers in Colorado are far more likely to pick up and trust the call.

Expand without an office

You don't need an office in Colorado to look local — a virtual CO number gives you presence without the overhead.

Serve customers in their time zone

With Colorado on Mountain (MT), smart call routing keeps you in sync with customers' hours and never misses a beat.

Cover all of Colorado at once

With 4 area codes across Colorado, you can manage multiple local numbers from a single, simple dashboard.

A SHORT HISTORY

How Colorado got its area codes

The area codes serving Colorado have evolved over decades, reflecting the state's growth and changing communication needs.

1947

Area code 303 arrives in Denver Metro

303 was Colorado's first of these codes, assigned to Denver Metro and anchored by Denver. It remains the code most Colorado residents associate with Denver and Aurora.

1988

Area code 719 arrives in Southern Colorado

As Southern Colorado grew, 719 was introduced to keep up with demand for new numbers around Colorado Springs and Pueblo. Existing numbers kept their codes — 719 simply opened fresh inventory for the area.

1995

Area code 970 arrives in Northern & Western Colorado

As Northern & Western Colorado grew, 970 was introduced to keep up with demand for new numbers around Fort Collins and Grand Junction. Existing numbers kept their codes — 970 simply opened fresh inventory for the area.

1998

Area code 720 arrives in Denver Metro (overlay)

As Denver Metro (overlay) grew, 720 was introduced to keep up with demand for new numbers around Denver and Westminster. Existing numbers kept their codes — 720 simply opened fresh inventory for the area.

MORE THAN A NUMBER

Everything included with your CO number

Every Colorado number from MeraTalk comes loaded with the tools your business needs, all included from day one.

Calling & SMS on one number

Make and receive crystal-clear calls and texts on your CO number from any device, anywhere.

AI receptionist

An AI receptionist answers your calls around the clock, greeting callers and routing them without missing a beat.

Voicemail transcription

Voicemails arrive as readable text, so you can scan messages at a glance instead of listening to each one.

Call routing & ring groups

Route Colorado calls to the right person, team, or device automatically, so every caller reaches who they need.

Shared team inbox

A shared team inbox keeps every call, text, and voicemail in one place, so your whole team stays in sync.

Number porting

Already have a Colorado number? Bring it with you to MeraTalk through simple, hassle-free porting.

Browse area codes by state

West listed first

STATE
CODES
AREA CODES
1 code
907
5 codes
480·520·602·623·928
40 codes
209·213·310·323·408·415·424+33 more
1 code
808
2 codes
208·986
1 code
406
3 codes
702·725·775
2 codes
505·575
4 codes
458·503·541·971
3 codes
385·435·801
6 codes
206·253·360·425·509·564
1 code
307
FAQ

Questions about Colorado area codes

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