Know who’s really calling.
Who a number belongs to, the caller-ID name it has carried over time, and what people have reported about it. One search, one report.
Everything we know about a number, on one page
Risk score
0 to 100, built from curated reports, the kind of line, block requests and community verdicts. An admin override beats all of it.
Caller-ID history
The name a number has shown over time, re-checked about monthly, so a sudden change stands out.
Place, time and carrier
Where the number’s range was issued, pinned on a map, with its local time, line type and original carrier.
Community reports
What people have said about the number. Their verdicts move the score, capped so a few posts can’t swing it.
Number placement
Names on record
Number details
Name & number timeline
Every caller-ID check, newest first
Where to report it
If a call from this number was a scam
Community activity
Place, original carrier and time zone come from the number’s range, not a live network check: a number can be ported or used anywhere. Range data: Google libphonenumber. Map: Natural Earth. Places: GeoNames (CC BY 4.0).
Community reports
About 01 53 77 21 00
- Number
- 01 53 77 21 00
- International
- +33 1 53 77 21 00
- Location
- France
- Line type
- Fixed line
- Carrier
- Orange
- Name on record
- McDonald's
- Reports
- 1 (0 fraudulent, 1 legitimate, 0 neutral)
- Last reported
- September 29, 2026
Who called me from 01 53 77 21 00?
01 53 77 21 00 is on record as McDonald's, France.
Is 01 53 77 21 00 a scam?
Most people who reported 01 53 77 21 00 say it is legitimate (McDonald's). Caller ID can be spoofed, though, so if a call asks for codes or money, hang up and call back on a number you trust.
What people say about 01 53 77 21 00
- Legitimate
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