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

303-974

You are reviewing the Area Code (NPA/NXX) report for 303-974. Did you mean to search the SMS short code 303974?

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.

Examples: 206-739-5800, 206, 206-739, 48369
Raw Number303974
Basic Format303-974
NPA (Area Code)303
NXX974

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateStateRegionBlock Effective Date
303-974-0XXX6567CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CODENVERAS08/29/2007COWE11/05/2007
303-974-1XXX6118LEVEL 3 COMMUNICATIONS, LLC - CODENVERRTCOWE
303-974-2XXX3467ELECTRIC LIGHTWAVE LLC DBA ALLSTREAMDENVERAS11/16/2006COWE11/30/2006
303-974-3XXX6118LEVEL 3 COMMUNICATIONS, LLC - CODENVERRTCOWE
303-974-4XXX6118LEVEL 3 COMMUNICATIONS, LLC - CODENVERRTCOWE
303-974-5XXX318JCOMCAST IP PHONE, LLCDENVERAS05/03/2007COWE06/01/2007
303-974-6XXX829JPAETEC ITEL, LLCDENVERAS06/26/2007COWE07/22/2007
303-974-7XXX6118LEVEL 3 COMMUNICATIONS, LLC - CODENVERAS06/28/2006COWE07/28/2006
303-974-8XXX6529T-MOBILE USA, INC.DENVERAS01/27/2005COWE02/26/2005
303-974-9XXX6118LEVEL 3 COMMUNICATIONS, LLC - CODENVERRTCOWE
303-974-XXXX6118LEVEL 3 COMMUNICATIONS, LLC - CODENVERASCO

Business/Government Phones on the 303-974 Prefix

PhoneNameAddress
303-974-0215Alexius Denver's Locksmiths
303-974-5218New Roof Plus
303-974-5281Wired Mustang, Inc.
303-974-6988WeatherBee LLC
303-974-7039Stoneside Blinds & Shades
303-974-8517Hector's Cleaning Services LLC
303-974-1034Pizzeria Forte2000 Youngfield Street Lakewood 80215 US
303-974-4916Veranda Highpointe6343 East Girard Place Denver 80222 US
303-974-5030Mac Nation Cafe5510 Parmalee Gulch Road US
303-974-5400Babajoon’s Kabobs & More1005 West 120th Avenue Westminster 80234 US
303-974-5493Wapos Cantina524 Briggs Street Erie 80516 US
303-974-5813Panther Performance Auto Group3011 West 49th Avenue Denver 80221 US
303-974-6261Potbelly2720 South Colorado Boulevard Denver 80222 US
303-974-6464Mattress Firm23923 East Prospect Avenue Aurora 80016 US
303-974-6499Wood Shark Trading Company5050 Factory Shops Boulevard Castle Rock 80108 US
303-974-6500Panera Bread14711 West Colfax Avenue Golden 80401 US
303-974-6661Starbucks3650 River Point Parkway 80110 US
303-974-6661Target3650 River Point Parkway Sheridan 80110 US
303-974-7489Platt Park Church1601 South Clarkson Street 80210 US

Reports

Anonymous User from Frederick, Colorado

March 31, 2026 at 12:55 PM

303-974-3923 reported as a unwanted call. Received on March 30, 2026 at 11:17 AM.

Anonymous User from Parker, Colorado

February 4, 2026 at 4:35 PM

303-974-3471 reported as a Live Voice or Other. Received on February 4, 2026 at 7:34 AM.
Call for Dropped call or no message

Anonymous User from Aurora, Colorado

January 16, 2026 at 10:06 PM

303-974-7481 reported as a Live Voice or Other. Received on January 5, 2026 at 11:32 PM.

Anonymous User from Denver, Colorado

January 16, 2026 at 4:45 PM

303-974-3167 reported as a Robocall. Received on January 15, 2026 at 9:42 AM.
Call for Home improvement & cleaning

Anonymous User from Westminster, Colorado

January 3, 2026 at 3:48 PM

303-974-4195 reported as a Robocall. Received on January 3, 2026 at 8:15 AM.
Call for Home improvement & cleaning

Anonymous User from , CO

November 14, 2025 at 11:10 AM

303-974-7624 reported as a Live Voice or Other. Received on November 14, 2025 at 9:06 AM.
Call for Dropped call or no message

Anonymous User from , KS

August 28, 2025 at 11:18 AM

303-974-8347 reported as a Robocall. Received on August 28, 2025 at 9:07 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Westminster, Colorado

July 21, 2025 at 10:30 AM

303-974-4410 reported as a Live Voice or Other. Received on July 21, 2025 at 12:00 AM.

Anonymous User from , CO

April 8, 2025 at 6:47 PM

303-974-4812 reported as a Robocall. Received on April 1, 2025 at 8:42 AM.
Call for No Subject Provided

Anonymous User from , CO

November 23, 2024 at 11:47 AM

303-974-6561 reported as a Robocall. Received on November 23, 2024 at 9:35 AM.
Call for Medical & prescriptions

Anonymous User from , CO

September 11, 2024 at 1:37 PM

303-974-9406 reported as a Live Voice or Other. Received on September 11, 2024 at 11:28 AM.
Call for Medical & prescriptions

Anonymous User from Ault, Colorado

August 15, 2024 at 10:15 AM

303-974-4615 reported as a Robocall. Received on August 15, 2024 at 8:09 AM.

Anonymous User from Evergreen, Colorado

August 6, 2024 at 6:12 PM

303-974-5759 reported as a Live Voice or Other. Received on July 25, 2024 at 1:13 PM.
Call for Dropped call or no message

Anonymous User from , NJ

June 26, 2024 at 11:03 AM

303-974-7622 reported as a Live Voice or Other. Received on June 26, 2024 at 8:55 AM.

Anonymous User from , CO

June 25, 2024 at 11:36 AM

303-974-7959 reported as a Live Voice or Other. Received on June 25, 2024 at 8:15 AM.

Anonymous User from , CO

May 30, 2024 at 11:32 PM

303-974-9615 reported as a Robocall. Received on May 30, 2024 at 2:07 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , CO

March 22, 2024 at 9:14 PM

303-974-1038 reported as a unwanted call. Received on March 5, 2024 at 12:00 AM.
Call for No Subject Provided

Anonymous User from , CO

March 11, 2024 at 5:17 PM

303-974-4034 reported as a Robocall. Received on March 11, 2024 at 2:47 PM.

Anonymous User from Fort Lupton, Colorado

December 28, 2023 at 10:03 AM

303-974-4549 reported as a Robocall. Received on December 23, 2023 at 12:14 PM.

Anonymous User from , CO

December 19, 2023 at 3:57 PM

303-974-4910 reported as a Robocall. Received on December 12, 2023 at 4:20 PM.

Anonymous User from Loveland, Colorado

December 5, 2023 at 6:13 PM

303-974-9408 reported as a unwanted call. Received on December 5, 2023 at 10:33 AM.

Anonymous User from , CO

October 26, 2023 at 11:20 AM

303-974-4382 reported as a Live Voice or Other. Received on October 26, 2023 at 9:16 AM.

Anonymous User from Cascade, Colorado

October 7, 2023 at 10:17 AM

303-974-1417 reported as a Robocall. Received on October 6, 2023 at 10:00 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , CO

August 25, 2023 at 2:46 PM

303-974-7804 reported as a Live Voice or Other. Received on August 25, 2023 at 12:34 PM.
Call for No Subject Provided

Anonymous User from Callahan, Florida

August 18, 2023 at 11:16 AM

303-974-7430 reported as a Robocall. Received on August 18, 2023 at 11:05 AM.

Anonymous User from Niwot, Colorado

July 28, 2023 at 2:40 PM

303-974-9147 reported as a Robocall. Received on July 28, 2023 at 12:34 PM.

Anonymous User from Aurora, Colorado

May 2, 2023 at 3:28 PM

303-974-3137 reported as a Robocall. Received on May 2, 2023 at 1:09 PM.
Call for Dropped call or no message

Anonymous User from , NM

May 2, 2023 at 2:04 PM

303-974-3182 reported as a Live Voice or Other. Received on May 2, 2023 at 12:33 PM.

Anonymous User from , CO

April 11, 2023 at 2:51 PM

303-974-7192 reported as a Robocall. Received on April 11, 2023 at 2:46 PM.

Anonymous User from Lakewood, Colorado

March 29, 2023 at 3:57 PM

303-974-3030 reported as a Robocall. Received on March 29, 2023 at 12:11 PM.

Anonymous User from Westminster, Colorado

January 17, 2023 at 12:46 PM

303-974-9303 reported as a Live Voice or Other. Received on January 15, 2023 at 3:45 PM.

Anonymous User from , CA

January 16, 2023 at 3:22 PM

303-974-9474 reported as a Live Voice or Other. Received on January 16, 2023 at 12:00 AM.

Anonymous User from Castle Rock, Colorado

November 4, 2022 at 7:07 PM

303-974-2140 reported as a Robocall. Received on November 1, 2022 at 10:14 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Arvada, Colorado

July 7, 2022 at 6:29 PM

303-974-9233 reported as a Live Voice or Other. Received on July 7, 2022 at 12:53 PM.
Call for Dropped call or no message

Anonymous User from , OH

July 7, 2022 at 3:04 PM

303-974-9233 reported as a Robocall. Received on July 7, 2022 at 3:01 PM.
Call for Energy, solar, & utilities

Anonymous User from , CO

June 13, 2022 at 4:02 PM

303-974-9219 reported as a unwanted call. Received on June 13, 2022 at 9:08 AM.
Call for No Subject Provided

Anonymous User from Littleton, CO

January 20, 2021 at 8:40 PM

303-974-9681 reported as a Live Voice. Received on January 20, 2021 at 1:18 PM.
Unwanted call for unknown
Contacted via Wired

Anonymous User from Mt Pleasant, SC

November 5, 2020 at 5:33 PM

303-974-2584 reported as a Live Voice. Received on November 5, 2020 at 11:00 AM.
Unwanted call for unknown
Contacted via Internet (VOIP)

Anonymous User from , GA

May 4, 2017 at 2:32 AM

None reported as a Prerecorded Voice. Received on May 3, 2017 at 12:00 AM.
Unwanted call for unknown
Caller ID indicated they called from 303-974-1030
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , FL

September 27, 2016 at 5:36 PM

303-974-7509 reported as a Prerecorded Voice. Received on September 27, 2016 at 1:15 PM.
Telemarketing (including do not call and spoofing) for unknown
Contacted via Wired

Anonymous User from , CO

March 4, 2016 at 7:26 PM

reported as a Prerecorded Voice. Received on March 4, 2016 at 11:15 AM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 303-974-5897
Contacted via Wired

Anonymous User from , GA

November 17, 2015 at 4:13 PM

reported as a Live Voice. Received on November 17, 2015 at 10:01 AM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 303-974-4118
Contacted via Wired

Anonymous User from , CA

December 12, 2014 at 9:56 PM

reported as a Prerecorded Voice. Received on December 12, 2014 at 12:34 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 303-974-5689
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

303-974-0XXX: 303-974-0200 | 303-974-0212 | 303-974-0214 | 303-974-0217 | 303-974-0237 | 303-974-0247 | 303-974-0600 | 303-974-0601 | 303-974-0620 | 303-974-0623 | 303-974-0625 | 303-974-0630 |
303-974-1XXX: 303-974-1000 | 303-974-1001 | 303-974-1003 | 303-974-1037 | 303-974-1038 | 303-974-1039 | 303-974-1110 | 303-974-1111 | 303-974-1119 | 303-974-1122 | 303-974-1147 | 303-974-1400 | 303-974-1411 | 303-974-1414 | 303-974-1415 | 303-974-1431 | 303-974-1447 | 303-974-1800 | 303-974-1840 | 303-974-1845 | 303-974-1847 | 303-974-1852 | 303-974-1887 |
303-974-2XXX: 303-974-2000 | 303-974-2006 | 303-974-2007 | 303-974-2019 | 303-974-2083 | 303-974-2140 | 303-974-2141 | 303-974-2145 | 303-974-2195 | 303-974-2197 | 303-974-2198 | 303-974-2500 | 303-974-2501 | 303-974-2507 | 303-974-2580 | 303-974-2582 | 303-974-2583 | 303-974-2900 | 303-974-2901 | 303-974-2907 | 303-974-2992 | 303-974-2998 |
303-974-3XXX: 303-974-3000 | 303-974-3030 | 303-974-3033 | 303-974-3038 | 303-974-3047 | 303-974-3062 | 303-974-3131 | 303-974-3133 | 303-974-3136 | 303-974-3143 | 303-974-3147 | 303-974-3187 |
303-974-4XXX: 303-974-4000 | 303-974-4030 | 303-974-4037 | 303-974-4038 | 303-974-4052 | 303-974-4062 | 303-974-4110 | 303-974-4111 | 303-974-4113 | 303-974-4133 | 303-974-4163 | 303-974-4166 | 303-974-4300 | 303-974-4301 | 303-974-4333 | 303-974-4380 | 303-974-4383 | 303-974-4387 | 303-974-4500 | 303-974-4507 | 303-974-4508 | 303-974-4540 | 303-974-4544 | 303-974-4545 | 303-974-4800 | 303-974-4801 | 303-974-4805 | 303-974-4807 | 303-974-4888 | 303-974-4900 | 303-974-4910 | 303-974-4911 | 303-974-4919 | 303-974-4997 | 303-974-4998 |
303-974-5XXX: 303-974-5200 | 303-974-5210 | 303-974-5211 | 303-974-5212 | 303-974-5220 | 303-974-5250 | 303-974-5400 | 303-974-5401 | 303-974-5407 | 303-974-5409 | 303-974-5600 | 303-974-5606 | 303-974-5650 | 303-974-5680 | 303-974-5681 | 303-974-5686 | 303-974-5700 | 303-974-5707 | 303-974-5750 | 303-974-5755 | 303-974-5757 | 303-974-5777 | 303-974-5803 | 303-974-5810 | 303-974-5811 | 303-974-5818 | 303-974-5876 | 303-974-5889 |
303-974-6XXX: 303-974-6226 | 303-974-6227 | 303-974-6229 | 303-974-6260 | 303-974-6266 | 303-974-6268 | 303-974-6500 | 303-974-6501 | 303-974-6503 | 303-974-6508 | 303-974-6550 | 303-974-6600 | 303-974-6660 | 303-974-6662 | 303-974-6666 | 303-974-6669 |
303-974-7XXX: 303-974-7000 | 303-974-7011 | 303-974-7030 | 303-974-7035 | 303-974-7037 | 303-974-7040 | 303-974-7143 | 303-974-7153 | 303-974-7188 | 303-974-7193 | 303-974-7194 | 303-974-7195 | 303-974-7400 | 303-974-7407 | 303-974-7430 | 303-974-7433 | 303-974-7437 | 303-974-7444 | 303-974-7500 | 303-974-7505 | 303-974-7508 | 303-974-7577 | 303-974-7600 | 303-974-7657 | 303-974-7666 | 303-974-7680 | 303-974-7681 | 303-974-7688 | 303-974-7800 | 303-974-7801 | 303-974-7807 | 303-974-7808 | 303-974-7820 | 303-974-7900 | 303-974-7920 | 303-974-7950 | 303-974-7957 | 303-974-7959 | 303-974-7997 |
303-974-8XXX: 303-974-8453 | 303-974-8454 | 303-974-8455 | 303-974-8483 | 303-974-8484 | 303-974-8486 | 303-974-8487 | 303-974-8500 | 303-974-8501 | 303-974-8510 | 303-974-8511 | 303-974-8512 | 303-974-8558 | 303-974-8600 | 303-974-8601 | 303-974-8650 | 303-974-8680 | 303-974-8686 | 303-974-8687 | 303-974-8700 | 303-974-8701 | 303-974-8750 | 303-974-8755 | 303-974-8757 | 303-974-8777 |
303-974-9XXX: 303-974-9100 | 303-974-9111 | 303-974-9140 | 303-974-9141 | 303-974-9144 | 303-974-9197 | 303-974-9200 | 303-974-9209 | 303-974-9210 | 303-974-9211 | 303-974-9212 | 303-974-9220 | 303-974-9300 | 303-974-9303 | 303-974-9309 | 303-974-9339 | 303-974-9388 | 303-974-9473 | 303-974-9476 | 303-974-9477 | 303-974-9493 | 303-974-9496 | 303-974-9499 | 303-974-9612 | 303-974-9614 | 303-974-9616 | 303-974-9648 | 303-974-9666 | 303-974-9669 |