Find out who called from that unknown Fontana number using our free reverse phone lookup service. Enter the full 10-digit number (including 840 and 909 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 most frequently reported by Fontana residents to the Do Not Call Registry over the last 30 days.
(909) 532-1860
Other
4 reports ·
(909) 203-7766
Calls pretending to be government, businesses, or family and friends
2 reports ·
(408) 731-2368
Other
1 report ·
(760) 334-7159
Other
1 report ·
(415) 406-7007
Other
1 report ·
(442) 877-7806
Other
1 report ·
(302) 541-7091
Reducing your debt (credit cards, mortgage, student loans)
1 report ·
(866) 478-7412
Reducing your debt (credit cards, mortgage, student loans)
1 report ·
(866) 478-7411
Reducing your debt (credit cards, mortgage, student loans)
1 report ·
(754) 337-9937
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 FONTANA rate center. Filter by phone number prefix or carrier name.
| Prefix | Carrier |
|---|---|
| (909) 200 | O1 Communications |
| (909) 202 | Verizon |
| (909) 232 | T-Mobile |
| (909) 251 | Charter |
| (909) 275 | AT&T |
| (909) 278 | T-Mobile |
| (909) 302 | AT&T |
| (909) 320 | Verizon |
| (909) 333 | Bandwidth |
| (909) 346 | T-Mobile |
| (909) 347 | Bandwidth |
| (909) 350 | AT&T |
| (909) 355 | AT&T |
| (909) 356 | AT&T |
| (909) 357 | AT&T |
| (909) 368 | T-Mobile |
| (909) 371 | T-Mobile |
| (909) 427 | AT&T |
| (909) 428 | AT&T |
| (909) 429 | AT&T |
| (909) 434 | TPX Communications |
| (909) 452 | T-Mobile |
| (909) 471 | Verizon |
| (909) 561 | T-Mobile |
| (909) 565 | T-Mobile |
| (909) 574 | AT&T |
| (909) 578 | T-Mobile |
| (909) 587 | Lumen |
| (909) 600 | Verizon |
| (909) 609 | T-Mobile |
| (909) 637 | Verizon |
| (909) 641 | AT&T |
| (909) 681 | T-Mobile |
| (909) 684 | T-Mobile |
| (909) 688 | T-Mobile |
| (909) 695 | Bandwidth |
| (909) 697 | T-Mobile |
| (909) 714 | Verizon |
| (909) 728 | AT&T |
| (909) 743 | T-Mobile |
| (909) 775 | T-Mobile |
| (909) 782 | Verizon |
| (909) 822 | AT&T |
| (909) 823 | AT&T |
| (909) 827 | Verizon |
| (909) 829 | AT&T |
| (909) 854 | AT&T |
| (909) 900 | T-Mobile |
| (909) 904 | AT&T |
| (909) 997 | T-Mobile |
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.