831-388

You are reviewing the Area Code (NPA/NXX) report for 831-388. Did you mean to search the SMS short code 831388?

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Phone Lookup Top Complaints Area Codes NPA-NXX iMessage

Raw Number	831388
Basic Format	831-388
NPA (Area Code)	831
NXX	388

Call Routing Data

NPA-NXX-X	OCN	Company	Rate Center	Use Type	Assign Date	State	Region	Block Effective Date	Block Available Date
831-388-0XXX	5562	METROPCS, INC.	GREENFIELD	AS	09/22/2022	CA	WC	11/07/2022
831-388-1XXX	939H	COMMIO, LLC	GREENFIELD	AS	10/12/2022	CA	WC	11/10/2022
831-388-2XXX	649C	ONVOY, LLC - CA	GREENFIELD	AS	09/08/2022	CA	WC	11/06/2022
831-388-3XXX	649C	ONVOY, LLC - CA	GREENFIELD	AS	09/08/2022	CA	WC	11/06/2022
831-388-4XXX	649C	ONVOY, LLC - CA	GREENFIELD	AS	09/08/2022	CA	WC	11/06/2022
831-388-5XXX	649C	ONVOY, LLC - CA	GREENFIELD	AS	10/02/2023	CA	WC	10/29/2023
831-388-6XXX	649C	ONVOY, LLC - CA	GREENFIELD	AS	10/02/2023	CA	WC	10/29/2023
831-388-7XXX	649C	ONVOY, LLC - CA	GREENFIELD	AS	10/02/2023	CA	WC	10/29/2023
831-388-8XXX	649C	ONVOY, LLC - CA	GREENFIELD	AV		CA	WC		01/03/2025
831-388-9XXX	649C	ONVOY, LLC - CA	GREENFIELD	AS	06/26/2023	CA	WC	07/24/2023
831-388-XXXX	649C	ONVOY, LLC - CA	GREENFIELD	AS	09/08/2022	CA

Business/Government Phones on the 831-388 Prefix

Phone	Name	Address
831-388-7567	Air & Fire	13136 Central Avenue US

Reports

Anonymous User from , CA

September 19, 2025 at 6:01 AM

831-388-9772 reported as a Robocall. Received on August 12, 2025 at 11:21 AM.
Call for No Subject Provided

Anonymous User from , CA

December 6, 2024 at 3:03 PM

831-388-2790 reported as a Robocall. Received on December 6, 2024 at 12:00 PM.

Anonymous User from Soquel, California

November 14, 2024 at 1:51 PM

831-388-4116 reported as a Robocall. Received on November 14, 2024 at 10:50 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Soquel, California

November 14, 2024 at 1:35 PM

831-388-4485 reported as a Robocall. Received on November 13, 2024 at 5:01 PM.
Call for Dropped call or no message

Anonymous User from Soquel, California

August 8, 2024 at 8:35 PM

831-388-3042 reported as a Robocall. Received on August 8, 2024 at 10:52 AM.
Call for Dropped call or no message

Anonymous User from Pleasant Hill, California

July 26, 2024 at 7:50 PM

831-388-7036 reported as a Robocall. Received on July 26, 2024 at 1:42 PM.
Call for Medical & prescriptions

Anonymous User from Wilmington, California

June 3, 2024 at 1:07 PM

831-388-3209 reported as a Robocall. Received on May 7, 2024 at 2:07 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from San Jose, California

March 23, 2024 at 1:21 AM

831-388-8161 reported as a Robocall. Received on March 22, 2024 at 7:58 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Vallejo, California

January 5, 2024 at 10:36 AM

831-388-7910 reported as a Live Voice or Other. Received on January 4, 2024 at 10:39 AM.
Call for Medical & prescriptions

Anonymous User from 93940, California

December 9, 2023 at 5:14 PM

831-388-2141 reported as a Robocall. Received on December 9, 2023 at 10:53 AM.
Call for Dropped call or no message