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983 Area Code 🌍☎️

Area Code Profile · Colorado

The 983 area code is located in the state of Colorado and covers 137 cities, serving a total population of approximately 2,654,413. Major cities covered by the 983 area code include Denver, Aurora, Lakewood, Thornton, Arvada (which represents the most populated areas). There are a total of 11 telephone prefix exchanges in this area code, which support an estimated 110,000 active or assignable phone numbers. These prefix lines are operated by 7 distinct carriers, with Denver as the primary rate center location.

Mountain Time137 Cities11 Prefixes

Reverse Phone Lookup in Denver, Colorado

Unmask unknown callers, verify telemarketing reports, and view detailed owner information for any phone number beginning with area code (983).

How it works

1

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Provide any 10-digit phone number starting with the (983) area code.

2

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Our system scans public registries, carrier mappings, and spam reports.

3

Reveal Report

Access location details, line type, carrier, owner information, and safety levels.

Neighborhood Demographics

Calculated demographics and census summary estimations for area code 983.

45.2 y/oMedian Age
$64,200Median Income
$607,000Median Home Value
2,654,413Total Population

Telemarketer Complaints

Most recent complaints and comments for phone numbers beginning with 983.

Did you receive an unwanted call from a (983) phone number?

Help the community identify spammers by filing a comment.

(983) 664-3570May 16, 2026Political
Pre-recorded campaign call promoting a local candidate. Did not respect my request to be placed on the Do Not Call list.
See Details
(983) 677-3587May 20, 2026Scam / Fraud
Received a text and follow-up call saying my bank account was locked due to suspicious transactions. Included a link to a fake login portal. Do not click!
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(983) 690-3604May 19, 2026Robocall
Robocall regarding health insurance plans. Said my current coverage was expiring and offered a "free consultation". Calling multiple times a day from slightly different numbers.
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(983) 703-3621May 18, 2026Scam / Fraud
Robocall claiming to be from the IRS. Stated that my Social Security Number has been flagged and suspended. Asked to press 1 to speak with an agent. Obvious phishing scam.
See Details
(983) 716-3638May 17, 2026Robocall
Received a silent call. When I answered, there was just dead air for 5 seconds before it automatically disconnected. Likely an automated system testing for active numbers.
See Details

Cities in the 983 Area Code

The most populous cities in area code 983 are: Denver (600,158), Aurora (325,078), Lakewood (142,980), Thornton (118,772), and Arvada (106,433).

Other cities in the 983 area code include:

Westminster, Centennial, Boulder, Highlands Ranch, Longmont, Broomfield, Castle Rock, Commerce City, Parker, Littleton, Northglenn, Brighton, Ken Caryl, Dakota Ridge, Englewood, Wheat Ridge, Lafayette, Columbine, Golden, Louisville, Sherrelwood, Erie, Welby, Greenwood Village, Superior.

CityPopulation% in Area Code
Denver600,158100%
Aurora325,078100%
Lakewood142,980100%
Thornton118,772100%
Arvada106,433100%
Westminster106,114100%
Centennial100,377100%
Boulder97,385100%
Highlands Ranch96,713100%
Longmont86,270100%
Broomfield55,889100%
Castle Rock48,231100%
Commerce City45,913100%
Parker45,297100%
Littleton41,737100%
Northglenn35,789100%
Brighton33,352100%
Ken Caryl32,438100%
Dakota Ridge32,005100%
Englewood30,255100%

Showing top 20 of 137 cities.

What Time Zone is Area Code 983?

Mountain Time Zone

Abbreviation: MT · UTC Offset: UTC-7

The 983 area code lies within the Mountain Time Zone (MT, UTC-7).

Nearby Area Codes

303Denver, Colorado719Colorado Springs, Colorado720Denver, Colorado970Fort Collins, Colorado

Phone Prefixes in the 983 Area Code

11 prefixes found · 7 carriers · 3 rate centers

PrefixCarrierRate Center
(983) 200NUSO, LLCLONGMONT
(983) 201TELEPORT COMMUNICATIONS AMERICA, LLC - CODENVER
(983) 202SHELCOMMDENVER
(983) 203ONVOY, LLC - CODENVER
(983) 222LEAP TELECOM, LLCROGGEN
(983) 333WIDE VOICE, LLC - CODENVER
(983) 444WIDE VOICE, LLC - CODENVER
(983) 777WIDE VOICE, LLC - CODENVER
(983) 888WIDE VOICE, LLC - CODENVER
(983) 983ONVOY SPECTRUM, LLCLONGMONT
(983) 999WIDE VOICE, LLC - CODENVER

Frequently Asked Questions

Where is area code 983?
Area code 983 is located in Colorado, covering cities including Denver, Aurora, Lakewood.
What time zone is area code 983?
Area code 983 is in the Mountain Time Zone (MT, UTC-7).
What state is area code 983?
Area code 983 is in Colorado.