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510-300

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Phone LookupTop ComplaintsArea CodesNPA-NXXiMessage
Examples: 206-739-5800, 206, 206-739, 48369
Raw Number510300
Basic Format510-300
NPA (Area Code)510
NXX300

Call Routing Data

NPA-NXX-XOCNCompanyRate CenterUse TypeAssign DateCityStateRegionBlock Effective Date
510-300-0XXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSHAYWARDRTHAYWARDCAWC
510-300-1XXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSHAYWARDRTHAYWARDCAWC
510-300-2XXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSHAYWARDRTHAYWARDCAWC
510-300-3XXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSHAYWARDRTHAYWARDCAWC
510-300-4XXX6529T-MOBILE USA, INC.HAYWARDAS06/07/2004HAYWARDCAWC07/07/2004
510-300-5XXX5562METROPCS, INC.HAYWARDAS01/12/2005HAYWARDCAWC02/07/2005
510-300-6XXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSHAYWARDRTHAYWARDCAWC
510-300-7XXX5562METROPCS, INC.HAYWARDAS11/19/2004HAYWARDCAWC12/17/2004
510-300-8XXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSHAYWARDRTHAYWARDCAWC
510-300-9XXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSHAYWARDRTHAYWARDCAWC
510-300-XXXX671JU.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONSHAYWARDASHAYWARDCA

Business/Government Phones on the 510-300 Prefix

PhoneNameAddress
510-300-0200Newmark Carnish & Carey
510-300-1170Segale Bros Wood Products
510-300-1400Progent Corporation
510-300-2600General Bottle Supply Company
510-300-5410Passa Limited, LLC
510-300-5794At Your Service Rooter And Drain Specialist
510-300-6677Round1
510-300-7300Ms. Glitter Nail Lounge
510-300-7489Laser & Sons Electric Inc.
510-300-7679Dreads By K
510-300-3388Bamboo Steamer24297 Hesperian Boulevard Hayward 94545 US
510-300-3800Planned Parenthood Mar Monte1032 A Street Hayward 94541 US

Reports

Anonymous User from , CA

December 5, 2025 at 7:28 PM

510-300-1064 reported as a Robocall. Received on November 19, 2025 at 6:21 AM.
Call for No Subject Provided

Anonymous User from Dublin, California

December 3, 2025 at 6:02 PM

510-300-1771 reported as a Live Voice or Other. Received on December 3, 2025 at 2:00 PM.

Anonymous User from , CA

July 24, 2025 at 9:33 AM

510-300-1360 reported as a Robocall. Received on July 23, 2025 at 3:19 PM.
Call for No Subject Provided

Anonymous User from New Castle, Pennsylvania

May 30, 2025 at 11:28 AM

510-300-8572 reported as a Robocall. Received on May 30, 2025 at 11:26 AM.

Anonymous User from San Lorenzo, California

March 27, 2025 at 3:20 PM

510-300-0035 reported as a Robocall. Received on March 27, 2025 at 12:18 PM.

Anonymous User from , CA

June 10, 2024 at 8:58 PM

510-300-9212 reported as a Live Voice or Other. Received on June 10, 2024 at 10:38 AM.
Call for No Subject Provided

Anonymous User from El Cerrito, California

March 18, 2024 at 2:28 PM

510-300-9790 reported as a Robocall. Received on March 18, 2024 at 11:24 AM.
Call for Dropped call or no message

Anonymous User from Murray, Kentucky

February 15, 2024 at 6:27 PM

510-300-0444 reported as a Robocall. Received on February 15, 2024 at 2:50 PM.

Anonymous User from El Cerrito, California

July 11, 2023 at 3:11 PM

510-300-5738 reported as a Robocall. Received on July 11, 2023 at 11:27 AM.
Call for Energy, solar, & utilities

Anonymous User from , CA

June 12, 2023 at 7:12 PM

510-300-5007 reported as a unwanted call. Received on June 5, 2023 at 6:29 AM.
Call for Dropped call or no message

Anonymous User from San Lorenzo, California

May 31, 2023 at 2:04 PM

510-300-2537 reported as a Live Voice or Other. Received on May 31, 2023 at 8:16 AM.

Anonymous User from San Leandro, California

April 20, 2023 at 2:30 PM

510-300-8629 reported as a Robocall. Received on April 19, 2023 at 11:10 AM.

Anonymous User from , CA

December 19, 2022 at 2:00 PM

510-300-4192 reported as a Live Voice or Other. Received on December 19, 2022 at 8:04 AM.
Call for No Subject Provided

Anonymous User from , CA

November 22, 2022 at 3:46 PM

510-300-4904 reported as a Live Voice or Other. Received on November 22, 2022 at 8:39 AM.
Call for No Subject Provided

Anonymous User from , CA

November 21, 2022 at 7:44 PM

510-300-3769 reported as a Live Voice or Other. Received on November 21, 2022 at 11:14 AM.

Anonymous User from San Leandro, California

October 5, 2022 at 6:24 PM

510-300-7423 reported as a unwanted call. Received on October 5, 2022 at 3:13 PM.

Anonymous User from , CA

July 17, 2022 at 1:53 AM

510-300-3618 reported as a Live Voice or Other. Received on July 16, 2022 at 4:01 PM.
Call for No Subject Provided

Anonymous User from , CA

July 8, 2022 at 3:47 AM

510-300-5505 reported as a Live Voice or Other. Received on July 7, 2022 at 11:39 AM.
Call for No Subject Provided

Anonymous User from , CA

October 9, 2015 at 12:05 AM

reported as a Prerecorded Voice. Received on October 8, 2015 at 10:40 AM.
Telemarketing (including do not call and spoofing) for unknown
Caller ID indicated they called from 510-300-7060
Contacted via Wireless (cell phone/other mobile device)

Most 'popular' numbers on this prefix:

510-300-0XXX: 510-300-0011 | 510-300-0020 | 510-300-0024 | 510-300-0030 | 510-300-0033 | 510-300-0037 | 510-300-0200 | 510-300-0202 | 510-300-0205 | 510-300-0246 | 510-300-0247 | 510-300-0248 | 510-300-0402 | 510-300-0403 | 510-300-0406 | 510-300-0444 | 510-300-0446 | 510-300-0449 | 510-300-0500 | 510-300-0502 | 510-300-0506 | 510-300-0587 |
510-300-1XXX: 510-300-1111 | 510-300-1122 | 510-300-1171 | 510-300-1178 | 510-300-1179 | 510-300-1199 | 510-300-1400 | 510-300-1403 | 510-300-1409 | 510-300-1414 | 510-300-1500 | 510-300-1550 | 510-300-1580 | 510-300-1585 | 510-300-1589 |
510-300-2XXX: 510-300-2500 | 510-300-2506 | 510-300-2508 | 510-300-2530 | 510-300-2533 | 510-300-2535 | 510-300-2600 | 510-300-2601 | 510-300-2606 | 510-300-2607 | 510-300-2658 | 510-300-2667 | 510-300-2800 | 510-300-2803 | 510-300-2808 | 510-300-2870 | 510-300-2992 | 510-300-2996 | 510-300-2998 |
510-300-3XXX: 510-300-3600 | 510-300-3610 | 510-300-3614 | 510-300-3615 | 510-300-3651 | 510-300-3658 | 510-300-3700 | 510-300-3760 | 510-300-3762 | 510-300-3769 | 510-300-3776 | 510-300-3778 |
510-300-4XXX: 510-300-4141 | 510-300-4142 | 510-300-4196 | 510-300-4197 | 510-300-4198 | 510-300-4310 | 510-300-4315 | 510-300-4317 | 510-300-4343 | 510-300-4600 | 510-300-4650 | 510-300-4651 | 510-300-4658 | 510-300-4900 | 510-300-4902 | 510-300-4909 | 510-300-4996 | 510-300-4997 | 510-300-4998 |
510-300-5XXX: 510-300-5000 | 510-300-5001 | 510-300-5002 | 510-300-5003 | 510-300-5200 | 510-300-5201 | 510-300-5206 | 510-300-5256 | 510-300-5263 | 510-300-5266 | 510-300-5414 | 510-300-5415 | 510-300-5417 | 510-300-5457 | 510-300-5458 | 510-300-5468 | 510-300-5500 | 510-300-5505 | 510-300-5507 | 510-300-5508 | 510-300-5552 | 510-300-5555 | 510-300-5756 | 510-300-5757 | 510-300-5787 | 510-300-5840 | 510-300-5841 | 510-300-5847 | 510-300-5887 |
510-300-6XXX: 510-300-6332 | 510-300-6333 | 510-300-6336 | 510-300-6362 | 510-300-6369 | 510-300-6600 | 510-300-6652 | 510-300-6656 | 510-300-6670 | 510-300-6677 | 510-300-6679 | 510-300-6800 | 510-300-6801 | 510-300-6808 | 510-300-6886 | 510-300-6887 | 510-300-6889 |
510-300-7XXX: 510-300-7000 | 510-300-7007 | 510-300-7060 | 510-300-7061 | 510-300-7068 | 510-300-7222 | 510-300-7226 | 510-300-7229 | 510-300-7272 | 510-300-7278 | 510-300-7297 | 510-300-7300 | 510-300-7308 | 510-300-7309 | 510-300-7371 | 510-300-7372 | 510-300-7373 | 510-300-7400 | 510-300-7405 | 510-300-7452 | 510-300-7453 | 510-300-7455 | 510-300-7470 | 510-300-7600 | 510-300-7676 | 510-300-7677 | 510-300-7678 | 510-300-7700 | 510-300-7776 | 510-300-7777 | 510-300-7778 | 510-300-7995 | 510-300-7997 | 510-300-7998 |
510-300-8XXX: 510-300-8130 | 510-300-8135 | 510-300-8139 | 510-300-8181 | 510-300-8186 | 510-300-8188 | 510-300-8320 | 510-300-8322 | 510-300-8325 | 510-300-8383 | 510-300-8386 | 510-300-8387 | 510-300-8606 | 510-300-8620 | 510-300-8622 | 510-300-8628 | 510-300-8696 | 510-300-8697 | 510-300-8773 | 510-300-8777 | 510-300-8778 | 510-300-8783 | 510-300-8784 | 510-300-8787 | 510-300-8800 | 510-300-8801 | 510-300-8833 | 510-300-8837 | 510-300-8838 | 510-300-8961 | 510-300-8962 | 510-300-8967 | 510-300-8987 | 510-300-8989 | 510-300-8998 |
510-300-9XXX: 510-300-9000 | 510-300-9001 | 510-300-9002 | 510-300-9040 | 510-300-9045 | 510-300-9047 | 510-300-9210 | 510-300-9212 | 510-300-9217 | 510-300-9292 | 510-300-9297 | 510-300-9298 | 510-300-9706 | 510-300-9792 | 510-300-9797 | 510-300-9798 |