831-400

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Phone Lookup Top Complaints Area Codes NPA-NXX iMessage

Raw Number	831400
Basic Format	831-400
NPA (Area Code)	831
NXX	400

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	State	Region	Block Effective Date
831-400-0XXX	649C	ONVOY, LLC - CA	SANTA CRUZ	AS	03/21/2017	CA	WC	05/13/2017
831-400-1XXX	597F	VOIP INNOVATIONS, LLC	SANTA CRUZ	AS	06/27/2019	CA	WC	08/02/2019
831-400-2XXX	6006	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA	SANTA CRUZ	AS	12/19/2017	CA	WC	04/09/2018
831-400-3XXX	649C	ONVOY, LLC - CA	SANTA CRUZ	AS	01/24/2019	CA	WC	02/21/2019
831-400-4XXX	649C	ONVOY, LLC - CA	SANTA CRUZ	AS	03/21/2017	CA	WC	05/13/2017
831-400-5XXX	649C	ONVOY, LLC - CA	SANTA CRUZ	AS	01/24/2019	CA	WC	02/21/2019
831-400-6XXX	6006	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA	SANTA CRUZ	AS	12/19/2017	CA	WC	05/28/2018
831-400-7XXX	6529	T-MOBILE USA, INC.	SANTA CRUZ	AS	10/10/2017	CA	WC	11/05/2017
831-400-8XXX	6006	CELLCO PARTNERSHIP DBA VERIZON WIRELESS - CA	SANTA CRUZ	AS	08/29/2017	CA	WC	11/20/2017
831-400-9XXX	6529	T-MOBILE USA, INC.	SANTA CRUZ	AS	07/14/2017	CA	WC	08/11/2017
831-400-XXXX	597F	VOIP INNOVATIONS, LLC	SANTA CRUZ	AS		CA

Business/Government Phones on the 831-400 Prefix

Phone	Name	Address
831-400-1120	Community Bridges Eed Sycamore Street Center
831-400-3920	Life Safer of Northern CA
831-400-9373	M Squared Construction
831-400-6355	The Pizza Series	226 Mount Hermon Road Scotts Valley 95066 US

Reports

Anonymous User from , CA

March 19, 2026 at 12:01 PM

831-400-3478 reported as a Live Voice or Other. Received on March 19, 2026 at 8:57 AM.
Call for Work from home & other ways to make money

Anonymous User from Lamont, California

February 28, 2026 at 11:49 AM

831-400-1163 reported as a Live Voice or Other. Received on February 28, 2026 at 8:28 AM.

Anonymous User from Baldwin Park, California

January 6, 2026 at 3:35 PM

831-400-1921 reported as a Live Voice or Other. Received on January 6, 2026 at 12:34 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Riverside, California

December 31, 2025 at 1:00 PM

831-400-3136 reported as a Robocall. Received on December 31, 2025 at 9:47 AM.

Anonymous User from Santa Cruz, California

December 8, 2025 at 3:09 PM

831-400-8080 reported as a Robocall. Received on December 8, 2025 at 11:55 AM.

Anonymous User from Turpin, Oklahoma

November 17, 2025 at 2:38 PM

831-400-1911 reported as a Robocall. Received on October 2, 2025 at 11:50 AM.

Anonymous User from , CA

September 29, 2025 at 12:28 PM

831-400-1181 reported as a Live Voice or Other. Received on September 26, 2025 at 4:26 PM.
Call for Dropped call or no message

Anonymous User from Star Valley Ranch, California

August 25, 2025 at 5:53 PM

831-400-1364 reported as a Robocall. Received on August 25, 2025 at 3:03 PM.

Anonymous User from , CA

August 19, 2025 at 2:17 PM

831-400-0712 reported as a unwanted call. Received on August 19, 2025 at 11:17 AM.
Call for No Subject Provided

Anonymous User from Cinnaminson, New Jersey

June 10, 2025 at 12:36 PM

831-400-9200 reported as a Robocall. Received on June 10, 2025 at 12:24 PM.
Call for Computer & technical support

Anonymous User from Marina, California

June 3, 2025 at 1:12 PM

831-400-1181 reported as a unwanted call. Received on June 3, 2025 at 9:15 AM.
Call for Dropped call or no message

Anonymous User from Brown City, Michigan

May 22, 2025 at 8:51 PM

831-400-1396 reported as a unwanted call. Received on May 22, 2025 at 11:08 AM.
Call for Dropped call or no message

Anonymous User from Brown City, Michigan

May 22, 2025 at 8:50 PM

831-400-1763 reported as a unwanted call. Received on May 21, 2025 at 5:04 PM.
Call for Dropped call or no message

Anonymous User from Sacramento, California

May 6, 2025 at 6:37 PM

831-400-8970 reported as a Live Voice or Other. Received on May 6, 2025 at 10:24 AM.
Call for Dropped call or no message

Anonymous User from , CA

April 25, 2025 at 3:59 PM

831-400-1912 reported as a Live Voice or Other. Received on April 24, 2025 at 4:24 PM.

Anonymous User from , MN

April 14, 2025 at 10:56 PM

831-400-1390 reported as a Robocall. Received on April 7, 2025 at 12:16 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Port Ludlow, Washington

March 19, 2025 at 8:42 PM

8314001390530608 reported as a Live Voice or Other. Received on March 19, 2025 at 5:20 PM.
Call for Lotteries, prizes & sweepstakes

Anonymous User from San Juan, Pr, Puerto Rico

January 30, 2025 at 10:11 AM

831-400-1539 reported as a Robocall. Received on January 29, 2025 at 10:06 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , KY

January 23, 2025 at 5:01 PM

831-400-7795 reported as a unwanted call. Received on January 23, 2025 at 12:00 AM.
Call for No Subject Provided

Anonymous User from , CA

January 21, 2025 at 11:12 AM

831-400-1925 reported as a unwanted call. Received on January 20, 2025 at 11:40 AM.
Call for Dropped call or no message

Anonymous User from Capitola, California

January 16, 2025 at 2:19 PM

831-400-1512 reported as a Robocall. Received on January 16, 2025 at 9:38 AM.
Call for Medical & prescriptions

Anonymous User from Royal Oaks, California

November 19, 2024 at 8:20 AM

831-400-0184 reported as a Live Voice or Other. Received on November 19, 2024 at 5:00 AM.
Call for Medical & prescriptions

Anonymous User from , TX

March 13, 2024 at 1:29 PM

831-400-5623 reported as a unwanted call. Received on March 13, 2024 at 9:31 AM.
Call for Dropped call or no message

Anonymous User from , CA

November 13, 2023 at 4:03 PM

831-400-2596 reported as a Robocall. Received on November 6, 2023 at 10:05 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from , CA

November 5, 2023 at 12:21 PM

831-400-6975 reported as a Robocall. Received on November 5, 2023 at 8:31 AM.
Call for Medical & prescriptions

Anonymous User from , TX

October 12, 2023 at 8:17 PM

831-400-1297 reported as a Robocall. Received on October 12, 2023 at 8:10 PM.

Anonymous User from Christiansted, Virgin Islands

March 16, 2023 at 6:52 PM

831-400-3928 reported as a Robocall. Received on March 16, 2023 at 6:48 PM.
Call for Lotteries, prizes & sweepstakes

Anonymous User from Dothan, Alabama

March 14, 2023 at 4:32 PM

831-400-3928 reported as a Robocall. Received on March 14, 2023 at 3:11 PM.
Call for Medical & prescriptions

Anonymous User from Denver, Colorado

March 12, 2023 at 8:08 PM

831-400-3928 reported as a Robocall. Received on March 10, 2023 at 11:27 AM.
Call for Lotteries, prizes & sweepstakes

Anonymous User from , HI

March 10, 2023 at 3:20 PM

831-400-3928 reported as a Live Voice or Other. Received on March 10, 2023 at 10:11 AM.
Call for No Subject Provided

Anonymous User from New York, New York

March 10, 2023 at 2:36 PM

831-400-3928 reported as a Robocall. Received on March 10, 2023 at 2:33 PM.
Call for Lotteries, prizes & sweepstakes

Anonymous User from Stoneham, Massachusetts

March 10, 2023 at 12:10 PM

831-400-3928 reported as a Live Voice or Other. Received on March 10, 2023 at 12:02 PM.
Call for Dropped call or no message

Anonymous User from , ME

March 10, 2023 at 10:41 AM

831-400-3928 reported as a unwanted call. Received on March 10, 2023 at 10:35 AM.
Call for No Subject Provided

Anonymous User from , ME

March 9, 2023 at 6:53 PM

831-400-3928 reported as a unwanted call. Received on March 9, 2023 at 6:48 PM.
Call for No Subject Provided

Anonymous User from Forest, Virginia

March 9, 2023 at 11:22 AM

831-400-3928 reported as a Robocall. Received on March 8, 2023 at 12:50 PM.
Call for Dropped call or no message

Anonymous User from Anniston, Alabama

March 7, 2023 at 11:04 AM

831-400-3928 reported as a Robocall. Received on March 2, 2023 at 10:51 AM.
Call for Dropped call or no message

Anonymous User from Anniston, Alabama

March 7, 2023 at 10:59 AM

831-400-3928 reported as a Robocall. Received on February 23, 2023 at 1:41 PM.
Call for Dropped call or no message

Anonymous User from Murrieta, California

March 4, 2023 at 12:02 AM

831-400-9601 reported as a Robocall. Received on March 2, 2023 at 11:24 AM.

Anonymous User from , AL

February 21, 2023 at 4:00 PM

831-400-3928 reported as a unwanted call. Received on February 16, 2023 at 3:36 PM.
Call for No Subject Provided

Anonymous User from Aptos, California

September 14, 2022 at 7:53 PM

831-400-4670 reported as a Robocall. Received on September 14, 2022 at 4:30 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Philadelphia, California

September 6, 2022 at 2:55 PM

831-400-5427 reported as a Robocall. Received on August 29, 2022 at 4:53 PM.