Area Code Detail

Area Code 983

Denver, Colorado · In service since June 17, 2022

CO
Reports, 30 Days 139

Recent FCC and FTC complaint records tied to this area code.

Reports, 180 Days 1,100

Broader complaint volume used to prioritize indexable pages.

Active Prefixes 60

Distinct NPA-NXX prefixes surfaced from routing and assignment data.

Carriers / Assignees 29

Named carriers, assignees, or code holders found in routing data.

Cities / Rate Centers 6

Distinct cities or rate centers attached to this area code.

States / Territories 1

Coverage footprint visible from NANPA, pooled block, and Canada routing data.

North American Phone Intelligence

Search a phone number, area code, exchange, or short code

Paste raw digits, a formatted phone number, an area code, an NPA-NXX block, or a short code. US and Canada phone lookups route automatically, and international iMessage checks are available separately.

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Overview

What this area code covers

Denver, Colorado

overlaid on 303/720

Common cities and rate centers

Deckers Denver Fort Lupton Longmont Roggen Strasburg

Top carriers and assignees

  • ONVOY, LLC - CO · 132 routing rows
  • CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO · 88 routing rows
  • NEW CINGULAR WIRELESS PCS, LLC · 78 routing rows
  • BANDWIDTH.COM CLEC, LLC - CO · 30 routing rows
  • WIDE VOICE, LLC - CO · 24 routing rows
  • TELEPORT COMMUNICATIONS AMERICA, LLC - CO · 15 routing rows
  • BOOST SUBSCRIBERCO L.L.C. · 15 routing rows
  • ONVOY SPECTRUM, LLC · 14 routing rows
  • LEAP TELECOM, LLC · 11 routing rows
  • NUSO, LLC · 9 routing rows
  • T-MOBILE USA, INC. · 9 routing rows
  • MULTIPLE OCN LISTING · 9 routing rows
NPA-NXX

Prefix directory inside area code 983

Each prefix below is collapsed to one primary locality row so you can scan the area code by prefix without the duplicated block-level assignment rows.

Prefix Primary Rate Center Primary City State
983-200-XXXX LONGMONT Longmont CO
983-201-XXXX DENVER Denver CO
983-202-XXXX DENVER Denver CO
983-203-XXXX DENVER Denver CO
983-204-XXXX DENVER Denver CO
983-205-XXXX STRASBURG Strasburg CO
983-206-XXXX FORTLUPTON Fort Lupton CO
983-207-XXXX LONGMONT Longmont CO
983-208-XXXX DENVER Denver CO
983-209-XXXX FORTLUPTON Fort Lupton CO
983-210-XXXX DENVER Denver CO
983-211-XXXX XXXXXXXXXX CO
983-212-XXXX DENVER Denver CO
983-213-XXXX LONGMONT Longmont CO
983-214-XXXX DENVER Denver CO
983-215-XXXX DENVER Denver CO
983-216-XXXX DENVER Denver CO
983-217-XXXX DENVER Denver CO
983-218-XXXX DENVER Denver CO
983-219-XXXX DENVER Denver CO
983-220-XXXX DENVER Denver CO
983-221-XXXX DECKERS Deckers CO
983-222-XXXX ROGGEN Roggen CO
983-223-XXXX LONGMONT Longmont CO
983-224-XXXX DENVER Denver CO
983-225-XXXX DENVER Denver CO
983-226-XXXX LONGMONT Longmont CO
983-227-XXXX FORTLUPTON Fort Lupton CO
983-228-XXXX DENVER Denver CO
983-229-XXXX DENVER Denver CO
983-230-XXXX LONGMONT Longmont CO
983-231-XXXX DENVER Denver CO
983-233-XXXX DENVER Denver CO
983-277-XXXX DENVER Denver CO
983-311-XXXX XXXXXXXXXX CO
983-333-XXXX DENVER Denver CO
983-411-XXXX XXXXXXXXXX CO
983-444-XXXX DENVER Denver CO
983-456-XXXX DENVER Denver CO
983-500-XXXX STRASBURG Strasburg CO
983-511-XXXX XXXXXXXXXX CO
983-555-XXXX DIR ASST CO
983-587-XXXX DENVER Denver CO
983-611-XXXX XXXXXXXXXX CO
983-700-XXXX CO
983-711-XXXX XXXXXXXXXX CO
983-777-XXXX DENVER Denver CO
983-800-XXXX DENVER Denver CO
983-811-XXXX XXXXXXXXXX CO
983-880-XXXX DENVER Denver CO
983-888-XXXX DENVER Denver CO
983-900-XXXX DENVER Denver CO
983-911-XXXX XXXXXXXXXX CO
983-950-XXXX CO
983-955-XXXX DENVER Denver CO
983-958-XXXX CO
983-959-XXXX CO
983-976-XXXX CO
983-983-XXXX LONGMONT Longmont CO
983-999-XXXX DENVER Denver CO
Recent Signals

Latest complaint activity tied to 983

Complaint pages are the strongest indexing opportunity for this site right now, especially for exact phone numbers and toll-free exchanges.

FTC report from Elizabeth, COLORADO

October 15, 2026 at 6:44 PM

983-216-8973 was logged as a unwanted call. Violation date: October 1, 2026 at 1:32 PM.

FTC report from Gulf Breeze, COLORADO

October 15, 2026 at 5:27 PM

983-221-8124 was logged as a robocall. Violation date: October 15, 2026 at 3:46 PM.

FTC report from IOWA

October 15, 2026 at 1:31 PM

983-900-0378 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 15, 2026 at 12:23 PM.

FTC report from Kenai, ALASKA

October 14, 2026 at 4:33 PM

983-221-8101 was logged as a robocall. Violation date: October 14, 2026 at 1:08 PM.

FTC report from Kenai, ALASKA

October 14, 2026 at 4:16 PM

983-221-8101 was logged as a robocall. Category: Dropped call or no message. Violation date: October 14, 2026 at 1:08 PM.

FTC report from Denver, COLORADO

October 14, 2026 at 3:32 PM

983-200-2153 was logged as a robocall. Category: Dropped call or no message. Violation date: October 14, 2026 at 7:01 PM.

FTC report from West Mifflin, PENNSYLVANIA

October 13, 2026 at 1:18 PM

983-226-5062 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 9, 2026 at 1:39 PM.

FTC report

October 13, 2026 at 8:45 AM

983-226-4640 was logged as a robocall. Violation date: October 6, 2026 at 2:50 PM.

FTC report from Morehead City, FLORIDA

October 12, 2026 at 10:38 PM

983-226-5286 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 7, 2026 at 12:26 PM.

FTC report from Colorado Springs, COLORADO

October 12, 2026 at 7:10 PM

983-212-0773 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 12, 2026 at 11:57 AM.

FTC report from Superior, COLORADO

October 12, 2026 at 6:20 PM

983-203-0471 was logged as a robocall. Category: Medical & prescriptions. Violation date: October 12, 2026 at 4:18 PM.

FTC report from Miami Beach, FLORIDA

October 12, 2026 at 12:19 PM

983-226-6532 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 12, 2026 at 12:00 AM.

FTC report from Ocala, CALIFORNIA

October 12, 2026 at 11:23 AM

983-224-4523 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 9, 2026 at 4:03 PM.

FTC report from Ocala, FLORIDA

October 12, 2026 at 10:00 AM

983-226-6597 was logged as a robocall. Violation date: October 5, 2026 at 2:23 PM.

FTC report from Flatwoods, KENTUCKY

October 9, 2026 at 8:09 PM

983-221-8187 was logged as a live voice. Category: Home improvement & cleaning. Violation date: October 9, 2026 at 6:23 PM.

FTC report from TEXAS

October 9, 2026 at 5:35 PM

983-228-1067 was logged as a live voice. Violation date: October 7, 2026 at 2:40 PM.

FTC report from TEXAS

October 9, 2026 at 5:34 PM

983-207-0273 was logged as a live voice. Violation date: October 7, 2026 at 12:23 PM.

FTC report from Chicago, ILLINOIS

October 9, 2026 at 4:44 PM

983-228-1040 was logged as a live voice. Category: Dropped call or no message. Violation date: October 8, 2026 at 11:40 AM.

FTC report from Lakewood, COLORADO

October 9, 2026 at 4:16 PM

983-209-0188 was logged as a live voice. Violation date: October 9, 2026 at 2:11 PM.

FTC report from Nederland, COLORADO

October 9, 2026 at 2:02 PM

983-207-8667 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 9, 2026 at 10:38 AM.

FTC report from Bronx, NEW YORK

October 9, 2026 at 9:28 AM

983-226-6257 was logged as a robocall. Violation date: October 9, 2026 at 9:00 AM.

FTC report from MARYLAND

October 9, 2026 at 12:50 AM

983-226-4287 was logged as a robocall. Violation date: October 5, 2026 at 12:00 PM.

FTC report from Parker, COLORADO

October 8, 2026 at 5:42 PM

983-221-2954 was logged as a robocall. Violation date: October 5, 2026 at 12:47 PM.

FTC report from Parker, COLORADO

October 8, 2026 at 5:40 PM

983-221-2952 was logged as a robocall. Violation date: September 29, 2026 at 10:13 AM.

FTC report from Long Island City, NEW YORK

October 8, 2026 at 5:17 PM

983-900-1151 was logged as a live voice. Violation date: October 8, 2026 at 5:14 PM.

FTC report from Hopewell, VIRGINIA

October 8, 2026 at 3:51 PM

983-226-5080 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 8, 2026 at 3:03 PM.

FTC report from Richmond, TEXAS

October 8, 2026 at 3:35 PM

983-226-6585 was logged as a live voice. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 2, 2026 at 7:34 PM.

FTC report from NEW YORK

October 8, 2026 at 2:46 PM

983-226-4514 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 8, 2026 at 2:39 PM.

FTC report from Stokesdale, NORTH CAROLINA

October 8, 2026 at 2:39 PM

983-209-0697 was logged as a live voice. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: October 7, 2026 at 6:26 AM.

FTC report from COLORADO

October 8, 2026 at 1:28 PM

983-223-7933 was logged as a live voice. Category: Vacation & timeshares. Violation date: October 8, 2026 at 11:23 AM.

FTC report from Malvern, PENNSYLVANIA

October 8, 2026 at 8:33 AM

983-226-6035 was logged as a robocall. Violation date: September 28, 2026 at 12:00 AM.

FTC report from Denver, COLORADO

October 8, 2026 at 2:29 AM

983-203-2733 was logged as a live voice. Violation date: October 7, 2026 at 9:51 AM.

FTC report from Las Vegas, NEVADA

October 7, 2026 at 11:09 PM

983-226-5100 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: September 29, 2026 at 10:32 AM.

FTC report from Rogers, ARKANSAS

October 7, 2026 at 9:59 PM

983-203-6679 was logged as a robocall. Violation date: October 1, 2026 at 2:38 PM.

FTC report from COLORADO

October 7, 2026 at 8:05 PM

983-221-8191 was logged as a robocall. Category: Dropped call or no message. Violation date: October 7, 2026 at 5:59 PM.

FTC report from Cibolo, TEXAS

October 7, 2026 at 7:31 PM

983-221-8067 was logged as a live voice. Category: No Subject Provided. Violation date: October 6, 2026 at 11:59 AM.

FTC report from Evergreen, COLORADO

October 7, 2026 at 6:42 PM

983-800-9822 was logged as a live voice. Category: Home improvement & cleaning. Violation date: October 7, 2026 at 4:40 PM.

FTC report from COLORADO

October 7, 2026 at 5:14 PM

983-221-8021 was logged as a live voice. Category: Dropped call or no message. Violation date: October 5, 2026 at 3:34 PM.

FTC report from Golden, COLORADO

October 7, 2026 at 5:00 PM

983-227-0896 was logged as a live voice. Category: Computer & technical support. Violation date: October 7, 2026 at 2:57 PM.

FTC report from COLORADO

October 7, 2026 at 4:30 PM

983-221-8158 was logged as a robocall. Category: Dropped call or no message. Violation date: October 7, 2026 at 2:27 PM.