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424-203

You are reviewing the Area Code (NPA/NXX) report for 424-203. Did you mean to search the SMS short code 424203?

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Examples: 206-739-5800, 206, 206-739, 48369
Raw Number424203
Basic Format424-203
NPA (Area Code)424
NXX203

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
424-203-0XXX8826LEVEL 3 COMMUNICATIONS, LLC - CALOMITAAS11/07/2007LOMITACAWC11/19/2007
424-203-1XXX829JPAETEC ITEL, LLCLOMITAAS07/16/2007LOMITACAWC07/26/2007
424-203-2XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCLOMITAAS12/01/2006LOMITACAWC01/25/2007
424-203-3XXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCLOMITAAS02/01/2007LOMITACAWC03/02/2007
424-203-4XXX649CONVOY, LLC - CALOMITAAS03/14/2008LOMITACAWC03/26/2008
424-203-5XXX981EBANDWIDTH.COM CLEC, LLC - CALOMITAAS02/06/2007LOMITACAWC03/04/2007
424-203-6XXX649CONVOY, LLC - CALOMITAAS12/03/2012LOMITACAWC12/30/2012
424-203-7XXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSLOMITAAS02/13/2007LOMITACAWC03/10/2007
424-203-8XXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSLOMITAAS02/13/2007LOMITACAWC03/10/2007
424-203-9XXX6529T-MOBILE USA, INC.LOMITAAS02/22/2007LOMITACAWC03/06/2007
424-203-XXXX7229MCIMETRO ACCESS TRANSMISSION SERVICES LLCLOMITAAS11/30/2006LOMITACA

Business/Government Phones on the 424-203 Prefix

PhoneNameAddress
424-203-0820California Steam
424-203-2060LA Fitness International, LLC
424-203-5837Center for Policing Equity
424-203-0000Sinclair4321 South Alameda Street Los Angeles 90058 US
424-203-2060LA Fitness908 Sepulveda Boulevard Harbor City 90710 US

Reports

Anonymous User from Corona, California

April 10, 2026 at 1:27 PM

424-203-5961 reported as a Live Voice or Other. Received on April 10, 2026 at 12:05 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Tallahassee, Florida

March 20, 2026 at 2:48 PM

424-203-5938 reported as a Live Voice or Other. Received on March 20, 2026 at 2:00 PM.

Anonymous User from , CA

March 11, 2026 at 2:43 PM

424-203-6676 reported as a Live Voice or Other. Received on March 6, 2026 at 12:34 PM.

Anonymous User from Tehachapi, California

January 15, 2026 at 12:19 PM

424-203-6873 reported as a Robocall. Received on January 15, 2026 at 8:49 AM.

Anonymous User from Lone Tree, Colorado

December 15, 2025 at 3:08 PM

424-203-0019 reported as a Robocall. Received on December 15, 2025 at 10:35 AM.

Anonymous User from San Francisco, California

November 16, 2025 at 12:18 PM

424-203-4073 reported as a Robocall. Received on November 15, 2025 at 1:49 PM.

Anonymous User from Nicholasville, Kentucky

June 17, 2025 at 1:59 PM

424-203-5545 reported as a Live Voice or Other. Received on June 17, 2025 at 1:42 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Los Angeles, California

June 11, 2025 at 5:05 PM

424-203-6915 reported as a Robocall. Received on June 11, 2025 at 1:08 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Sylmar, California

June 8, 2025 at 1:44 PM

424-203-4075 reported as a Robocall. Received on May 16, 2025 at 10:08 AM.

Anonymous User from Sylmar, California

June 8, 2025 at 1:38 PM

424-203-6925 reported as a Robocall. Received on May 9, 2025 at 3:16 PM.

Anonymous User from Sylmar, California

June 8, 2025 at 1:36 PM

424-203-6925 reported as a Robocall. Received on May 9, 2025 at 3:16 AM.

Anonymous User from Sylmar, California

June 8, 2025 at 1:34 PM

424-203-6925 reported as a Robocall. Received on May 2, 2025 at 10:35 AM.

Anonymous User from Downey, California

May 18, 2025 at 10:58 PM

424-203-6846 reported as a Live Voice or Other. Received on May 15, 2025 at 10:45 AM.
Call for No Subject Provided

Anonymous User from Livermore, California

March 3, 2025 at 3:55 PM

424-203-3400 reported as a Live Voice or Other. Received on March 3, 2025 at 12:21 PM.
Call for Lotteries, prizes & sweepstakes

Anonymous User from San Pedro, California

February 25, 2025 at 9:55 PM

424-203-5362 reported as a Robocall. Received on February 25, 2025 at 11:25 AM.
Call for Medical & prescriptions

Anonymous User from Yuma, Arizona

November 6, 2024 at 9:59 PM

424-203-4436 reported as a Robocall. Received on November 6, 2024 at 6:56 PM.

Anonymous User from Oceanside, California

October 31, 2024 at 11:10 AM

424-203-5064 reported as a Robocall. Received on October 31, 2024 at 8:13 AM.

Anonymous User from Punta Gorda, Florida

August 14, 2024 at 5:56 PM

424-203-4550 reported as a unwanted call. Received on August 14, 2024 at 5:54 PM.
Call for No Subject Provided

Anonymous User from Mount Dora, Florida

July 11, 2024 at 8:56 PM

424-203-6883 reported as a unwanted call. Received on July 11, 2024 at 4:22 PM.
Call for Dropped call or no message

Anonymous User from Irvine, California

April 29, 2024 at 3:57 PM

424-203-0764 reported as a unwanted call. Received on April 29, 2024 at 12:56 PM.
Call for Medical & prescriptions

Anonymous User from , CA

April 2, 2024 at 6:12 PM

424-203-9816 reported as a Robocall. Received on April 2, 2024 at 5:51 AM.

Anonymous User from , CA

February 29, 2024 at 8:41 PM

424-203-6846 reported as a Robocall. Received on February 29, 2024 at 8:37 PM.

Anonymous User from Houston, Texas

February 28, 2024 at 2:41 PM

424-203-5286 reported as a Robocall. Received on February 28, 2024 at 12:00 AM.

Anonymous User from , CO

February 7, 2024 at 11:27 AM

424-203-6375 reported as a Live Voice or Other. Received on February 7, 2024 at 8:23 AM.

Anonymous User from Spokane Valley, Washington

November 15, 2023 at 2:25 PM

424-203-6856 reported as a Live Voice or Other. Received on November 13, 2023 at 11:33 AM.
Call for Dropped call or no message

Anonymous User from , CA

November 1, 2023 at 6:56 PM

424-203-4424 reported as a Robocall. Received on October 30, 2023 at 2:53 PM.
Call for No Subject Provided

Anonymous User from , WA

September 6, 2023 at 1:42 PM

424-203-5215 reported as a Live Voice or Other. Received on September 6, 2023 at 10:00 AM.

Anonymous User from Waunakee, Wisconsin

August 22, 2023 at 3:42 PM

424-203-6657 reported as a Robocall. Received on August 22, 2023 at 12:51 PM.
Call for Dropped call or no message

Anonymous User from Monroeville, Pennsylvania

August 15, 2023 at 5:51 PM

424-203-4741 reported as a Robocall. Received on August 15, 2023 at 5:50 PM.

Anonymous User from Newport, Tennessee

July 15, 2023 at 8:16 PM

424-203-2037 reported as a Robocall. Received on July 10, 2023 at 4:30 PM.

Anonymous User from Denver, Colorado

July 14, 2023 at 1:07 AM

424-203-0047 reported as a Live Voice or Other. Received on July 4, 2023 at 4:22 PM.

Anonymous User from , CA

April 21, 2023 at 12:59 PM

424-203-6795 reported as a Robocall. Received on April 21, 2023 at 11:00 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , CA

April 18, 2023 at 4:28 PM

424-203-6608 reported as a Live Voice or Other. Received on April 18, 2023 at 11:10 AM.

Anonymous User from Oceanside, California

March 27, 2023 at 3:43 PM

424-203-5967 reported as a Robocall. Received on March 27, 2023 at 12:36 PM.

Anonymous User from Purcellville, Virginia

March 17, 2023 at 6:49 PM

424-203-4464 reported as a Robocall. Received on March 16, 2023 at 5:53 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , CA

February 22, 2023 at 12:32 PM

424-203-6618 reported as a Robocall. Received on February 20, 2023 at 12:07 PM.

Anonymous User from , MD

November 23, 2022 at 7:00 PM

424-203-4383 reported as a Robocall. Received on November 23, 2022 at 3:09 PM.
Call for Dropped call or no message

Anonymous User from Fontana, California

November 4, 2022 at 5:02 PM

424-203-6856 reported as a Live Voice or Other. Received on November 4, 2022 at 1:46 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , CA

November 2, 2022 at 5:48 PM

424-203-6935 reported as a Live Voice or Other. Received on September 1, 2022 at 8:00 AM.
Call for Medical & prescriptions

Anonymous User from , CA

November 2, 2022 at 5:43 PM

424-203-6935 reported as a Live Voice or Other. Received on September 1, 2022 at 12:00 PM.

Anonymous User from , CA

August 23, 2022 at 4:28 AM

424-203-5152 reported as a Live Voice or Other. Received on August 22, 2022 at 3:38 PM.
Call for No Subject Provided

Anonymous User from , CA

August 23, 2022 at 4:27 AM

424-203-5152 reported as a Live Voice or Other. Received on August 22, 2022 at 3:38 PM.
Call for No Subject Provided

Anonymous User from Apache Junction, Arizona

August 8, 2022 at 7:27 PM

424-203-4499 reported as a Live Voice or Other. Received on August 8, 2022 at 4:23 PM.

Anonymous User from Bakersfield, California

August 3, 2022 at 6:51 PM

424-203-5098 reported as a Live Voice or Other. Received on August 3, 2022 at 11:14 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Marietta, Georgia

June 20, 2022 at 1:28 PM

424-203-5772 reported as a Robocall. Received on June 15, 2022 at 3:42 PM.
Call for Dropped call or no message

Anonymous User from Hayward, California

May 27, 2022 at 12:02 AM

424-203-5218 reported as a unwanted call. Received on May 26, 2022 at 9:51 AM.
Call for No Subject Provided

Anonymous User from , CO

June 23, 2017 at 5:23 PM

424-203-4873 reported as a Text Message. Received on June 23, 2017 at 11:01 AM.
Unwanted call for unknown
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , FL

June 15, 2017 at 7:29 PM

424-203-4573 reported as a Text Message. Received on June 15, 2017 at 12:05 PM.
Unwanted call for unknown
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , CA

January 27, 2017 at 12:26 AM

None reported as a Text Message. Received on January 26, 2017 at 12:00 AM.
Unwanted call for unknown
Caller ID indicated they called from 424-203-4804
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , TX

January 22, 2015 at 5:28 PM

reported as a Autodialed Live Voice Call. Received on January 22, 2015 at 5:49 AM.
Robocall for unknown
Caller ID indicated they called from 424-203-4049
Contacted via Internet (VOIP)

Most 'popular' numbers on this prefix:

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424-203-2XXX: 424-203-2005 | 424-203-2007 | 424-203-2020 | 424-203-2030 | 424-203-2035 | 424-203-2038 |
424-203-3XXX: 424-203-3200 | 424-203-3201 | 424-203-3208 | 424-203-3236 | 424-203-3238 | 424-203-3258 | 424-203-3400 | 424-203-3404 | 424-203-3408 | 424-203-3443 | 424-203-3449 | 424-203-3456 |
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424-203-6XXX: 424-203-6373 | 424-203-6376 | 424-203-6377 | 424-203-6393 | 424-203-6396 | 424-203-6398 | 424-203-6600 | 424-203-6603 | 424-203-6604 | 424-203-6606 | 424-203-6609 | 424-203-6703 | 424-203-6706 | 424-203-6776 | 424-203-6791 | 424-203-6793 | 424-203-6794 | 424-203-6850 | 424-203-6852 | 424-203-6858 | 424-203-6881 | 424-203-6883 | 424-203-6886 | 424-203-6901 | 424-203-6904 | 424-203-6906 | 424-203-6930 | 424-203-6932 | 424-203-6933 |
424-203-7XXX: 424-203-7332 | 424-203-7337 | 424-203-7340 | 424-203-7343 | 424-203-7349 | 424-203-7371 | 424-203-7620 | 424-203-7622 | 424-203-7623 | 424-203-7653 | 424-203-7654 | 424-203-7667 |
424-203-9XXX: 424-203-9444 | 424-203-9445 | 424-203-9449 | 424-203-9452 | 424-203-9453 | 424-203-9454 | 424-203-9814 | 424-203-9816 | 424-203-9818 | 424-203-9882 | 424-203-9883 | 424-203-9884 |