phone.gd North American phone lookup, short codes, caller signals, and complaint-driven research.
Area Code Detail

Area Code 983

Denver, Colorado · In service since June 17, 2022

CO
Reports, 30 Days 76

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

Reports, 180 Days 357

Broader complaint volume used to prioritize indexable pages.

Active Prefixes 53

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

Carriers / Assignees 27

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.

Phone LookupTop ComplaintsArea CodesNPA-NXXiMessage
Examples: 206-739-5800, 206, 206-739, 48369
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 · 103 routing rows
  • NEW CINGULAR WIRELESS PCS, LLC · 62 routing rows
  • CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CO · 62 routing rows
  • WIDE VOICE, LLC - CO · 21 routing rows
  • TELEPORT COMMUNICATIONS AMERICA, LLC - CO · 15 routing rows
  • BANDWIDTH.COM CLEC, LLC - CO · 15 routing rows
  • BOOST SUBSCRIBERCO L.L.C. · 15 routing rows
  • ONVOY SPECTRUM, LLC · 14 routing rows
  • AHOI LLC · 12 routing rows
  • LEAP TELECOM, LLC · 11 routing rows
  • NUSO, LLC · 9 routing rows
  • T-MOBILE USA, INC. · 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
983-226-XXXX LONGMONT Longmont CO
983-227-XXXX FORTLUPTON Fort Lupton 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
983-811-XXXX XXXXXXXXXX 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
983-984-XXXX DENVER Denver 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 Woodbury, VERMONT

April 28, 2026 at 7:48 PM

983-226-6008 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: April 28, 2026 at 7:18 PM.

FTC report from COLORADO

April 28, 2026 at 1:44 PM

983-210-2860 was logged as a robocall. Violation date: April 28, 2026 at 12:00 AM.

FTC report from West Palm Beach, FLORIDA

April 28, 2026 at 1:32 PM

983-226-5347 was logged as a robocall. Category: Dropped call or no message. Violation date: April 24, 2026 at 7:50 PM.

FTC report from Pasadena, MARYLAND

April 28, 2026 at 12:09 PM

983-226-5426 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: April 28, 2026 at 10:32 AM.

FTC report from Norcross, GEORGIA

April 27, 2026 at 10:40 PM

983-207-0115 was logged as a live voice. Violation date: April 27, 2026 at 11:15 AM.

FTC report from Longmont, COLORADO

April 23, 2026 at 7:53 PM

983-999-7670 was logged as a robocall. Violation date: April 23, 2026 at 5:42 PM.

FTC report from Longmont, COLORADO

April 23, 2026 at 12:55 PM

983-200-1889 was logged as a live voice. Violation date: April 23, 2026 at 10:49 AM.

FTC report from Littleton, COLORADO

April 22, 2026 at 7:46 PM

983-216-5743 was logged as a live voice. Violation date: April 22, 2026 at 10:35 AM.

FTC report from CONNECTICUT

April 22, 2026 at 6:48 PM

983-226-5234 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: April 22, 2026 at 11:00 AM.

FTC report from FLORIDA

April 22, 2026 at 12:46 PM

983-226-4578 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: April 22, 2026 at 11:47 AM.

FTC report from Templeton, MASSACHUSETTS

April 22, 2026 at 12:39 PM

983-226-4128 was logged as a robocall. Violation date: April 15, 2026 at 11:29 AM.

FTC report from COLORADO

April 22, 2026 at 12:27 PM

983-209-1321 was logged as a unwanted call. Violation date: April 21, 2026 at 4:41 PM.

FTC report from FLORIDA

April 22, 2026 at 11:57 AM

983-203-4943 was logged as a robocall. Category: Energy, solar, & utilities. Violation date: April 2, 2026 at 1:13 PM.

FTC report from Farmers Branch, TEXAS

April 21, 2026 at 11:23 PM

983-226-4436 was logged as a unwanted call. Violation date: April 21, 2026 at 7:32 PM.

FTC report from Northglenn, COLORADO

April 20, 2026 at 6:18 PM

983-999-7721 was logged as a robocall. Category: Medical & prescriptions. Violation date: April 20, 2026 at 12:00 PM.

FTC report from West Bridgewater, MASSACHUSETTS

April 20, 2026 at 3:58 PM

983-226-4400 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: April 18, 2026 at 12:20 PM.

FTC report from COLORADO

April 20, 2026 at 2:43 PM

983-999-7748 was logged as a unwanted call. Violation date: April 18, 2026 at 12:37 PM.

FTC report from Denver, COLORADO

April 20, 2026 at 11:40 AM

983-212-2499 was logged as a live voice. Category: Warranties & protection plans. Violation date: April 20, 2026 at 9:39 AM.

FTC report from CALIFORNIA

April 17, 2026 at 10:57 PM

983-226-6200 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: April 17, 2026 at 12:00 AM.

FTC report from Saddlebrooke, MISSOURI

April 17, 2026 at 8:49 PM

983-200-1351 was logged as a robocall. Violation date: April 14, 2026 at 1:20 PM.

FTC report from Denver, COLORADO

April 17, 2026 at 7:02 PM

983-300-9509 was logged as a robocall. Violation date: April 16, 2026 at 11:02 AM.

FTC report from COLORADO

April 17, 2026 at 11:55 AM

983-216-8721 was logged as a robocall. Violation date: April 14, 2026 at 11:56 AM.

FTC report from COLORADO

April 17, 2026 at 11:54 AM

983-216-8987 was logged as a robocall. Violation date: April 14, 2026 at 2:47 PM.

FTC report from COLORADO

April 17, 2026 at 11:50 AM

983-221-0860 was logged as a robocall. Violation date: April 15, 2026 at 2:30 PM.

FTC report from COLORADO

April 17, 2026 at 11:50 AM

This report was logged as a robocall. Violation date: April 16, 2026 at 10:16 AM.

FTC report from COLORADO

April 17, 2026 at 11:48 AM

983-999-8326 was logged as a robocall. Violation date: April 16, 2026 at 2:21 PM.

FTC report from COLORADO

April 17, 2026 at 11:48 AM

983-999-0890 was logged as a robocall. Violation date: April 16, 2026 at 4:28 PM.

FTC report from Denver, COLORADO

April 17, 2026 at 10:36 AM

983-226-1211 was logged as a live voice. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: April 17, 2026 at 8:07 AM.

FTC report from Poca, WEST VIRGINIA

April 16, 2026 at 7:46 PM

983-207-1996 was logged as a live voice. Category: Computer & technical support. Violation date: April 9, 2026 at 7:22 PM.

FTC report from Castle Rock, COLORADO

April 16, 2026 at 1:47 PM

983-200-9515 was logged as a robocall. Violation date: April 16, 2026 at 11:30 AM.

FTC report from Aurora, COLORADO

April 16, 2026 at 12:16 PM

983-999-0330 was logged as a live voice. Violation date: April 14, 2026 at 3:47 PM.

FTC report from Denver, COLORADO

April 15, 2026 at 4:49 PM

983-226-0228 was logged as a robocall. Violation date: April 15, 2026 at 1:19 PM.

FTC report from Gilbert, PENNSYLVANIA

April 15, 2026 at 3:59 PM

983-226-6528 was logged as a robocall. Violation date: April 15, 2026 at 3:51 PM.

FTC report from Brackenridge, PENNSYLVANIA

April 15, 2026 at 3:56 PM

983-226-6039 was logged as a live voice. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: April 15, 2026 at 3:50 PM.

FTC report from COLORADO

April 15, 2026 at 3:12 PM

983-216-8771 was logged as a robocall. Violation date: April 15, 2026 at 1:06 PM.

FTC report from Westminster, COLORADO

April 14, 2026 at 6:11 PM

983-999-0890 was logged as a live voice. Violation date: April 14, 2026 at 3:44 PM.

FTC report from San Francisco, MINNESOTA

April 13, 2026 at 3:13 PM

983-226-5090 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: March 11, 2026 at 1:41 PM.

FTC report from San Francisco, MINNESOTA

April 13, 2026 at 3:12 PM

983-226-5090 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: March 11, 2026 at 1:41 PM.

FTC report from MICHIGAN

April 13, 2026 at 12:37 PM

983-226-5174 was logged as a robocall. Category: Reducing your debt (credit cards, mortgage, student loans). Violation date: April 13, 2026 at 12:27 PM.

FTC report from Keizer, OREGON

April 13, 2026 at 11:32 AM

983-888-0251 was logged as a robocall. Category: Calls pretending to be government, businesses, or family and friends. Violation date: April 13, 2026 at 8:20 AM.