510-931

You are reviewing the Area Code (NPA/NXX) report for 510-931. Did you mean to search the SMS short code 510931?

Lookup Phone Number

Raw Number510931
Basic Format510-931
NPA (Area Code)510
NXX931

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
510-931-0XXX6010NEW CINGULAR WIRELESS PCS, LLCHAYWARDAS09/23/2008HAYWARDCAWC10/03/2008
510-931-1XXX515JIP HORIZON LLCHAYWARDRTHAYWARDCAWC
510-931-2XXX515JIP HORIZON LLCHAYWARDRTHAYWARDCAWC
510-931-3XXX6529T-MOBILE USA, INC.HAYWARDAS09/11/2009HAYWARDCAWC10/10/2009
510-931-4XXX515JIP HORIZON LLCHAYWARDRTHAYWARDCAWC
510-931-5XXX8826LEVEL 3 COMMUNICATIONS, LLC - CAHAYWARDAS05/19/2005HAYWARDCAWC06/16/2005
510-931-6XXX8826LEVEL 3 COMMUNICATIONS, LLC - CAHAYWARDAS05/19/2005HAYWARDCAWC06/16/2005
510-931-7XXX8826LEVEL 3 COMMUNICATIONS, LLC - CAHAYWARDAS05/19/2005HAYWARDCAWC06/16/2005
510-931-8XXX6010NEW CINGULAR WIRELESS PCS, LLCHAYWARDAS12/28/2005HAYWARDCAWC01/10/2006
510-931-9XXX6010NEW CINGULAR WIRELESS PCS, LLCHAYWARDAS12/28/2005HAYWARDCAWC01/10/2006
510-931-XXXX8826LEVEL 3 COMMUNICATIONS, LLC - CAHAYWARDAS HAYWARDCA
Most 'popular' numbers on this prefix:

510-931-1XXX: 510-931-1300 | 510-931-1303 | 510-931-1314 | 510-931-1315 | 510-931-1319 | 510-931-1331 |
510-931-5XXX: 510-931-5666 | 510-931-5668 | 510-931-5669 | 510-931-5693 | 510-931-5696 | 510-931-5698 |
510-931-7XXX: 510-931-7870 | 510-931-7877 | 510-931-7878 | 510-931-7883 | 510-931-7886 | 510-931-7889 |
510-931-8XXX: 510-931-8303 | 510-931-8309 | 510-931-8383 | 510-931-8387 | 510-931-8388 |

Reports

Anonymous User from Santa Ana, California

December 3, 2023 at 8:35 PM

510-931-7468 reported as a unwanted call. Received on November 30, 2023 at 9:22 AM.

Anonymous User from Sewickley, Pennsylvania

November 30, 2023 at 8:39 PM

510-931-1826 reported as a Robocall. Received on November 29, 2023 at 11:19 AM.
Call for Dropped call or no message

Anonymous User from Gainesville, Virginia

November 9, 2023 at 1:10 PM

510-931-2682 reported as a Live Voice or Other. Received on November 9, 2023 at 11:38 AM.
Call for Home improvement & cleaning

Anonymous User from Hazel, Kentucky

October 18, 2023 at 2:57 PM

510-931-1767 reported as a Robocall. Received on October 18, 2023 at 1:57 PM.

Anonymous User from Hauppauge, New York

September 21, 2023 at 2:38 PM

510-931-4400 reported as a Robocall. Received on September 18, 2023 at 1:38 PM.

Anonymous User from Hauppauge, New York

September 21, 2023 at 12:08 PM

510-931-4400 reported as a Robocall. Received on September 18, 2023 at 1:38 PM.

Anonymous User from Newark, Delaware

September 11, 2023 at 9:26 PM

510-931-2053 reported as a Live Voice or Other. Received on September 8, 2023 at 4:36 PM.

Anonymous User from Inver Grove Heights, Minnesota

September 7, 2023 at 3:56 PM

510-931-2132 reported as a Robocall. Received on September 7, 2023 at 1:55 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Lillington, North Carolina

July 22, 2023 at 9:21 AM

510-931-2893 reported as a Robocall. Received on July 18, 2023 at 1:39 PM.

Anonymous User from , CA

July 19, 2023 at 5:53 PM

510-931-2207 reported as a Robocall. Received on July 19, 2023 at 2:21 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Simi Valley, California

July 19, 2023 at 12:33 PM

510-931-1110 reported as a Robocall. Received on July 19, 2023 at 9:20 AM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Clearwater, Florida

July 12, 2023 at 12:28 PM

510-931-4348 reported as a Robocall. Received on July 12, 2023 at 12:10 PM.

Anonymous User from El Cerrito, California

June 28, 2023 at 5:01 PM

510-931-4020 reported as a Robocall. Received on June 20, 2023 at 2:10 PM.

Anonymous User from El Cerrito, California

June 28, 2023 at 5:00 PM

510-931-4020 reported as a Robocall. Received on June 20, 2023 at 8:08 AM.

Anonymous User from El Cerrito, California

June 28, 2023 at 4:52 PM

510-931-4020 reported as a Robocall. Received on June 20, 2023 at 8:08 AM.

Anonymous User from Oakland, California

June 28, 2023 at 3:47 PM

510-931-2648 reported as a Robocall. Received on June 28, 2023 at 12:47 PM.
Call for Reducing your debt (credit cards, mortgage, student loans)

Anonymous User from Monson, Massachusetts

June 27, 2023 at 10:53 AM

510-931-2729 reported as a Live Voice or Other. Received on June 27, 2023 at 10:03 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from , AZ

June 14, 2023 at 1:27 PM

510-931-2575 reported as a Robocall. Received on June 14, 2023 at 9:51 AM.
Call for Dropped call or no message

Anonymous User from , TX

June 12, 2023 at 2:51 PM

510-931-2866 reported as a Robocall. Received on June 12, 2023 at 1:46 PM.

Anonymous User from , CA

June 7, 2023 at 11:30 AM

510-931-4484 reported as a Robocall. Received on June 7, 2023 at 8:28 AM.
Call for No Subject Provided

Anonymous User from Fort Worth, TX

May 19, 2023 at 8:04 PM

510-931-7435 reported as a Prerecorded Voice. Received on May 19, 2023 at 11:55 AM.
Unwanted call for Other Services
Contacted via Wired

Anonymous User from Fremont, California

May 9, 2023 at 3:26 PM

510-931-4020 reported as a Robocall. Received on May 9, 2023 at 11:40 AM.

Anonymous User from , CA

April 7, 2023 at 4:44 PM

510-931-5687 reported as a Robocall. Received on April 7, 2023 at 9:27 AM.
Call for No Subject Provided

Anonymous User from , CA

April 7, 2023 at 4:40 PM

510-931-5687 reported as a Robocall. Received on April 7, 2023 at 9:37 AM.
Call for No Subject Provided

Anonymous User from Oakland, California

February 16, 2023 at 3:45 PM

510-931-7404 reported as a Robocall. Received on February 15, 2023 at 11:34 AM.

Anonymous User from Oakley, California

November 28, 2022 at 12:20 PM

510-931-7435 reported as a Live Voice or Other. Received on November 28, 2022 at 9:04 AM.

Anonymous User from Benton, Kentucky

October 10, 2022 at 9:04 AM

510-931-2723 reported as a Robocall. Received on October 8, 2022 at 12:12 PM.

Anonymous User from Franklin, Michigan

October 8, 2022 at 2:35 PM

510-931-1626 reported as a Robocall. Received on October 4, 2022 at 4:45 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Fairfax, Minnesota

September 7, 2022 at 11:35 AM

510-931-1872 reported as a Robocall. Received on September 7, 2022 at 10:27 AM.

Anonymous User from Holyoke, Massachusetts

August 31, 2022 at 5:29 PM

510-931-4740 reported as a Robocall. Received on August 29, 2022 at 4:35 PM.

Anonymous User from Mobile, Alabama

August 25, 2022 at 11:59 AM

510-931-1763 reported as a Robocall. Received on August 25, 2022 at 10:28 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Albert Lea, Minnesota

August 24, 2022 at 5:32 PM

510-931-1446 reported as a Robocall. Received on August 24, 2022 at 4:10 PM.

Anonymous User from White Lake Charter Township, Michigan

August 24, 2022 at 4:37 PM

510-931-4531 reported as a Live Voice or Other. Received on August 24, 2022 at 4:20 PM.
Call for Dropped call or no message

Anonymous User from Oakland, California

July 13, 2022 at 2:45 PM

510-931-1083 reported as a Robocall. Received on July 13, 2022 at 11:09 AM.
Call for Warranties & protection plans

Anonymous User from , CA

July 11, 2022 at 2:21 PM

510-931-4747 reported as a Live Voice or Other. Received on July 11, 2022 at 11:15 AM.

Anonymous User from , CA

July 11, 2022 at 1:48 PM

510-931-2631 reported as a Robocall. Received on July 11, 2022 at 10:22 AM.
Call for Warranties & protection plans

Anonymous User from , CA

July 1, 2022 at 4:05 PM

510-931-2056 reported as a Robocall. Received on July 1, 2022 at 11:11 AM.

Anonymous User from , CA

July 1, 2022 at 2:46 PM

510-931-2979 reported as a Robocall. Received on July 1, 2022 at 11:35 AM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from San Francisco, California

June 30, 2022 at 3:16 PM

510-931-2656 reported as a Robocall. Received on June 30, 2022 at 12:08 PM.

Anonymous User from Belmont, California

June 30, 2022 at 10:33 AM

510-931-7412 reported as a Live Voice or Other. Received on June 28, 2022 at 6:01 PM.

Anonymous User from , CA

June 29, 2022 at 9:28 PM

510-931-4681 reported as a Robocall. Received on June 29, 2022 at 2:34 PM.
Call for Calls pretending to be government, businesses, or family and friends

Anonymous User from Dublin, California

June 29, 2022 at 6:45 PM

510-931-2002 reported as a Live Voice or Other. Received on June 29, 2022 at 1:16 PM.

Anonymous User from , WI

June 29, 2022 at 5:17 PM

510-931-1931 reported as a Robocall. Received on June 29, 2022 at 4:14 PM.

Anonymous User from Raleigh, North Carolina

June 29, 2022 at 4:24 PM

510-931-2122 reported as a Robocall. Received on June 29, 2022 at 1:31 PM.
Call for Dropped call or no message

Anonymous User from , CA

June 28, 2022 at 1:40 PM

510-931-2678 reported as a Robocall. Received on June 16, 2022 at 12:00 AM.

Anonymous User from , CA

June 24, 2022 at 2:59 PM

510-931-4159 reported as a Robocall. Received on June 14, 2022 at 4:07 PM.

Anonymous User from , CA

June 20, 2022 at 2:15 PM

510-931-2595 reported as a Robocall. Received on June 20, 2022 at 11:00 AM.
Call for Warranties & protection plans

Anonymous User from Manchester, Connecticut

June 17, 2022 at 10:11 AM

510-931-2224 reported as a Robocall. Received on June 17, 2022 at 10:05 AM.
Call for Warranties & protection plans

Anonymous User from , CA

June 17, 2022 at 12:40 AM

510-931-2470 reported as a Robocall. Received on June 16, 2022 at 11:04 AM.

Anonymous User from Calhoun, Georgia

June 16, 2022 at 5:09 PM

510-931-1595 reported as a Robocall. Received on June 15, 2022 at 5:33 PM.
Call for Warranties & protection plans

Anonymous User from Vero Beach, Florida

June 16, 2022 at 12:43 PM

510-931-2484 reported as a Robocall. Received on June 16, 2022 at 12:30 PM.
Call for Warranties & protection plans

Anonymous User from San Leandro, California

June 15, 2022 at 9:40 PM

510-931-2535 reported as a Robocall. Received on June 15, 2022 at 2:10 PM.

Anonymous User from , IL

June 15, 2022 at 3:51 PM

510-931-1460 reported as a Live Voice or Other. Received on June 15, 2022 at 2:50 PM.
Call for No Subject Provided

Anonymous User from Pleasanton, California

June 15, 2022 at 2:26 PM

510-931-2718 reported as a Robocall. Received on June 15, 2022 at 10:00 AM.
Call for Warranties & protection plans

Anonymous User from Pinole, California

June 13, 2022 at 8:29 PM

510-931-2799 reported as a Robocall. Received on June 13, 2022 at 1:25 PM.
Call for Warranties & protection plans

Anonymous User from Bremerton, WA

June 13, 2022 at 8:12 PM

510-931-2393 reported as a Prerecorded Voice. Received on June 13, 2022 at 1:03 PM.
Unwanted call for Political Services
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , CA

June 13, 2022 at 4:46 PM

510-931-2411 reported as a Robocall. Received on June 13, 2022 at 1:25 PM.
Call for Warranties & protection plans

Anonymous User from Vacaville, California

June 13, 2022 at 3:05 PM

510-931-1442 reported as a Robocall. Received on June 13, 2022 at 12:01 PM.

Anonymous User from , CA

June 13, 2022 at 2:41 PM

510-931-2144 reported as a Robocall. Received on June 13, 2022 at 11:38 AM.
Call for Warranties & protection plans

Anonymous User from , MD

June 9, 2022 at 2:09 PM

510-931-1009 reported as a Robocall. Received on June 9, 2022 at 2:08 PM.
Call for Warranties & protection plans

Anonymous User from , KS

June 9, 2022 at 11:14 AM

510-931-1434 reported as a Robocall. Received on June 9, 2022 at 8:13 AM.
Call for Warranties & protection plans

Anonymous User from Oakland, California

June 3, 2022 at 1:15 PM

510-931-6834 reported as a Robocall. Received on June 2, 2022 at 12:31 PM.

Anonymous User from Montrose, CO

October 14, 2020 at 1:53 AM

510-931-1319 reported as a Abandoned Calls. Received on October 13, 2020 at 3:24 PM.
Unwanted call for unknown
Caller ID indicated they called from 443-403-0314
Contacted via Wired

Anonymous User from , CA

June 2, 2016 at 4:16 AM

reported as a Prerecorded Voice. Received on June 1, 2016 at 8:09 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 510-931-7944
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , CT

May 24, 2016 at 9:00 PM

reported as a Abandoned Calls. Received on May 19, 2016 at 4:43 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 510-931-7551
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , OR

May 13, 2016 at 6:40 PM

reported as a Live Voice. Received on April 27, 2016 at 11:54 AM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 510-931-6669
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , LA

November 3, 2015 at 6:02 PM

510-931-7877 reported as a Prerecorded Voice. Received on November 3, 2015 at 10:49 AM.
Robocall for unknown
Contacted via Wireless (cell phone/other mobile device)

Anonymous User from , AZ

November 2, 2015 at 9:11 PM

510-931-7877 reported as a Prerecorded Voice. Received on November 2, 2015 at 12:20 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 518-545-3009
Contacted via Internet (VOIP)

Anonymous User from ,

October 13, 2015 at 8:08 AM

reported as a Abandoned Calls. Received on October 12, 2015 at 12:51 PM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 510-931-4205
Contacted via Wired

Anonymous User from , CA

October 6, 2015 at 8:22 PM

877-821-7650 reported as a Prerecorded Voice. Received on October 6, 2015 at 8:30 AM.
Robocall for unknown
Caller ID indicated they called from 510-931-5697
Contacted via Wired