Who called you?
(520) 277-1075
(520) 277-1075 is a landline / voip number from Whitlow, AZ on a prefix assigned to Onvoy (Sinch). Consumers have filed 2 complaints about it: 1 with the FTC's Do Not Call Registry and 1 with the FCC, most recently on 2026-09-09.
Reported this month — 1 FTC complaint in the last 30 days, most recently 8 days ago, for impostor robocalls.
Who called me from (520) 277-1075?
Carrier & location
- Type
- Landline / VoIP
- Assigned carrier
- Onvoy (Sinch)
- Rate center
- Whitlow, AZ
- Prefix 520-277
- assigned 2012-05-08, pooled block
- Area code
- 520 — Arizona
- Time zone
- M
This prefix is assigned to a wireline or VoIP operator. VoIP lines are cheap to obtain in bulk, which makes them a common vehicle for spam and scam calling campaigns. Carrier assignment shows who the prefix was allocated to; numbers can be ported, and caller ID can be spoofed.
Complaint history
- FTC Do Not Call reports
- 12026-09-09
- FCC complaints
- 12021-03-22
- Community reports
- 0
FTC Do Not Call complaints (unverified consumer reports); FCC Consumer Complaint Data, public record. Complaints run from 2021-03-22 to 2026-09-09.
Did this number call you? What was it?
What (520) 277-1075 was reported for
1 consumer reported this number to the FTC's National Do Not Call Registry on 2026-09-09. Source: FTC Do Not Call complaints (unverified consumer reports).
Reported this month — 1 FTC complaint in the last 30 days, most recently 8 days ago, for impostor robocalls.
Reported for
The subject each consumer chose when filing. “Impostor” means the caller claimed to be a government agency, a business, or a relative.
- Impostor (government, business, family)1 (100%)
1 of 1 consumers who answered the question said the call was a recorded message or robocall. Prerecorded sales calls to a cell phone require prior express written consent under the TCPA.
Where it was reported
The state the consumer filed from — where the call landed, not where it originated.
- TX1 (100%)
Most often from Port Arthur, TX.
Recent FTC reports naming (520) 277-1075
The most recent Do Not Call complaints, as filed: the date the consumer reported it, when they said the call happened, what it was about, and the city and state they filed from.
| Reported | Call time | Subject | Robocall | From |
|---|---|---|---|---|
| 2026-09-09 | 2026-09-09 19:36 | Impostor (government, business, family) | Yes | Port Arthur, TX |
Reported in the last 7 days in area code 520 (Arizona)
Other 520 numbers consumers reported to the FTC this week — useful when a campaign is rotating through an area code.
- (520) 540-37283 this week · Debt reduction
- (520) 521-47722 this week · No subject given
- (520) 641-15702 this week · Debt reduction
- (520) 980-40182 this week · Debt reduction
- (520) 521-47532 this week · Dropped call / no message
- (520) 317-44972 this week · No subject given
- (520) 656-93752 this week · No subject given
- (520) 521-47782 this week · No subject given
- (520) 552-40782 this week · No subject given
- (520) 692-84142 this week · Dropped call / no message
Source: FTC Do Not Call Reported Calls data, published every weekday. These are unverified consumer reports — they record what someone said about a call, not a finding against the number's owner. Caller ID is routinely spoofed, so a report can describe a call that only displayed this number. No reporter is identified beyond city and state.
Complaint pattern for (520) 277-1075
What the 1 public FCC complaint naming this number show about when the calls happened, where they landed and how they were placed. Derived from the FCC Consumer Complaint Data Center, a public record.
This number's complaint record is historic. Nothing has been filed against it since 2021-03-22, so if it called you today the complaints below describe a campaign that ended years ago — or the number has since been reassigned to a different subscriber. Numbers are routinely returned to the carrier and reissued. Treat this page as an archive record rather than a current warning.
All 1 complaints were filed on the same day (2021-03-22) — a single burst rather than sustained calling.
Where the complaints came from
- AZ1
Every complaint came from a single state (AZ), which is more consistent with a local or regional caller than a national campaign.
How the calls were placed
- Prerecorded Voice
- 1
- Wireless (cell phone)
- 1
Prerecorded Voice: A recorded message rather than a person. Prerecorded marketing calls to a mobile require prior express written consent under the TCPA.
Prefix and area context
57 other numbers on the (520) 277 block have complaints too — 76 across the block in total. 2 of them were complained about during the same period as this number, which is what a campaign rotating through a block of consecutive numbers looks like from the outside.
Within area code 520 (Arizona), this is the 319th most-complained-about number of the 3,105 that have any complaint on record.
Source: FCC Consumer Complaint Data Center. Complaints are unverified consumer submissions: they record what someone reported, not a finding against the caller. Numbers can be spoofed, so a complaint may describe a call that only displayed this number.
FCC complaint log for (520) 277-1075
The most recent unwanted-call complaints US consumers filed with the FCC naming this number — type of issue, contact method, and the state the complaint came from. Public record, imported nightly.
| Date | Call type | Method | State |
|---|---|---|---|
| 2021-03-22 | Prerecorded Voice | Wireless (cell phone/other mobile device | AZ |
Is (520) 277-1075 a scam? Community reports
No community reports for (520) 277-1075 yet. If this number called you, you're likely the first — leave a report below and help the next person who searches it.
Other reported numbers starting (520) 277
Robocall campaigns often rotate through a block of numbers on the same prefix — if several neighbors have complaints too, that's campaign behavior.
What to do next
Block it on Android or iPhone, turn on your carrier's free filtering, and report the call to the FCC and FTC — those complaints are the public record this page is built from.
Related
FAQs about (520) 277-1075
Who called me from (520) 277-1075?
(520) 277-1075 is a landline / voip number on a prefix assigned to Onvoy (Sinch), based in Whitlow, AZ. Consumers have filed 2 complaints about it — 1 with the FTC's Do Not Call Registry and 1 with the FCC, most often describing impostor calls.
Is (520) 277-1075 a scam or robocall?
1 consumer reported (520) 277-1075 to the FTC, and 100% of those who answered the question said it was a recorded message or robocall. The most common subject was impostor. 1 of the reports were filed in the last 30 days, so the campaign is current. Complaints are a strong signal, not proof — never share personal or payment information with an unsolicited caller.
Should I call (520) 277-1075 back?
Reports about this number are current — the most recent FTC complaint was filed 2026-09-09 — so calling back is not advisable. As a general rule, only return a call you were expecting: a caller with legitimate business will leave a voicemail.
WhoCalledLookup is not a consumer reporting agency (FCRA). Community reports are user opinions, not statements of fact by this site; FTC and FCC complaints are unverified consumer submissions. Own this number? Dispute a listing.