Find out who called from that unknown Fremont number using our free reverse phone lookup service. Enter the full 10-digit number (including 341 and 510 or any other US area code) to search for available caller information including name, address, phone carrier, and more.
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Phone numbers reported as unwanted calls to the FTC by Fremont residents in the last 30 days.
(310) 667-7541
Other
4 reports ·
(408) 465-0324
Calls pretending to be government, businesses, or family and friends
3 reports ·
(800) 899-1263
Other
2 reports ·
(510) 570-1031
Other
2 reports ·
(408) 465-4690
Calls pretending to be government, businesses, or family and friends
2 reports ·
(415) 595-5330
Calls pretending to be government, businesses, or family and friends
1 report ·
(631) 202-6186
Reducing your debt (credit cards, mortgage, student loans)
1 report ·
(408) 716-7230
Calls pretending to be government, businesses, or family and friends
1 report ·
(877) 479-8929
Reducing your debt (credit cards, mortgage, student loans)
1 report ·
(484) 990-3837
Reducing your debt (credit cards, mortgage, student loans)
1 report ·
If you receive fraudulent calls or suspect a scam attempt, report it to reportfraud.ftc.gov or local police department using the following contacts:
List of prefixes are assigned to FRNK GRNLF, FRNK MAIN, FRNK OLIVR rate centers. Filter by phone number prefix or carrier name.
| Prefix | Carrier |
|---|---|
| (510) 203 | T-Mobile |
| (510) 248 | Lumen |
| (510) 284 | AT&T |
| (510) 298 | AT&T |
| (510) 299 | Verizon |
| (510) 304 | AT&T |
| (510) 320 | AT&T |
| (510) 335 | Onvoy |
| (510) 358 | AT&T |
| (510) 364 | AT&T |
| (510) 366 | AT&T |
| (510) 371 | Lumen |
| (510) 376 | T-Mobile |
| (510) 377 | T-Mobile |
| (510) 378 | AT&T |
| (510) 386 | AT&T |
| (510) 396 | T-Mobile |
| (510) 399 | Onvoy |
| (510) 402 | TPX Communications |
| (510) 443 | Peerless Network |
| (510) 449 | Teleport Communications America |
| (510) 453 | T-Mobile |
| (510) 456 | TPX Communications |
| (510) 458 | Verizon |
| (510) 468 | Verizon |
| (510) 493 | Verizon |
| (510) 494 | AT&T |
| (510) 505 | AT&T |
| (510) 509 | Lumen |
| (510) 516 | Bandwidth |
| (510) 552 | Verizon |
| (510) 557 | T-Mobile |
| (510) 565 | T-Mobile |
| (510) 574 | AT&T |
| (510) 579 | AT&T |
| (510) 585 | TPX Communications |
| (510) 598 | T-Mobile |
| (510) 602 | Verizon |
| (510) 608 | AT&T |
| (510) 648 | AT&T |
| (510) 673 | Verizon |
| (510) 676 | AT&T |
| (510) 709 | O1 Communications |
| (510) 713 | AT&T |
| (510) 714 | T-Mobile |
| (510) 737 | AT&T |
| (510) 739 | AT&T |
| (510) 742 | AT&T |
| (510) 744 | AT&T |
| (510) 745 | AT&T |
| (510) 766 | Bandwidth |
| (510) 789 | Mcimetro Access Transmission Services |
| (510) 790 | AT&T |
| (510) 791 | AT&T |
| (510) 792 | AT&T |
| (510) 793 | AT&T |
| (510) 794 | AT&T |
| (510) 795 | AT&T |
| (510) 796 | AT&T |
| (510) 797 | AT&T |
| (510) 818 | AT&T |
| (510) 857 | Verizon |
| (510) 894 | Comcast IP Phone |
| (510) 896 | Teleport Communications America |
| (510) 936 | AT&T |
| (510) 938 | T-Mobile |
| (510) 943 | Lumen |
| (510) 953 | GetGo Communications |
| (510) 996 | Global Crossing Local Services |
| (510) 226 | AT&T |
| (510) 252 | AT&T |
| (510) 257 | Teleport Communications America |
| (510) 270 | Verizon |
| (510) 279 | Lumen |
| (510) 319 | Onvoy |
| (510) 344 | Global Crossing Local Services |
| (510) 353 | AT&T |
| (510) 354 | AT&T |
| (510) 413 | AT&T |
| (510) 438 | AT&T |
| (510) 440 | AT&T |
| (510) 445 | AT&T |
| (510) 490 | AT&T |
| (510) 497 | Verizon |
| (510) 498 | AT&T |
| (510) 572 | Mcimetro Access Transmission Services |
| (510) 573 | Comcast IP Phone |
| (510) 580 | Verizon |
| (510) 623 | AT&T |
| (510) 624 | AT&T |
| (510) 651 | AT&T |
| (510) 656 | AT&T |
| (510) 657 | AT&T |
| (510) 659 | AT&T |
| (510) 661 | AT&T |
| (510) 668 | AT&T |
| (510) 683 | AT&T |
| (510) 687 | AT&T |
| (510) 743 | Verizon |
| (510) 770 | AT&T |
| (510) 771 | Mcimetro Access Transmission Services |
| (510) 824 | Verizon |
| (510) 897 | Teleport Communications America |
| (510) 933 | TPX Communications |
| (510) 946 | AT&T |
| (510) 979 | AT&T |
| (510) 240 | Lumen |
| (510) 324 | AT&T |
| (510) 400 | Verizon |
| (510) 401 | TPX Communications |
| (510) 429 | AT&T |
| (510) 431 | Global Crossing Local Services |
| (510) 441 | AT&T |
| (510) 462 | Onvoy |
| (510) 471 | AT&T |
| (510) 474 | Verizon |
| (510) 475 | AT&T |
| (510) 476 | AT&T |
| (510) 477 | AT&T |
| (510) 487 | AT&T |
| (510) 489 | AT&T |
| (510) 491 | Teleport Communications America |
| (510) 675 | AT&T |
| (510) 945 | AT&T |
| (510) 952 | T-Mobile |
| (510) 972 | Comcast IP Phone |
| (510) 991 | Onvoy |
Carrier names have been updated from their original FCC assignments to reflect current companies following mergers, acquisitions, and rebranding. Updates were determined using AI-assisted research and may not be accurate or reflect up to date changes. This data is provided without warranties of accuracy or completeness.