Cursed phone numbers: folklore vs. the calls that actually cost you
Phone-number folklore is everywhere — 'death numbers,' haunted lines, chain-letter warnings. Almost all of it is legend. Below, each famous 'cursed' number is labeled fact or folklore, with sources — and we end on the numbers actually worth never calling back.
No phone number has ever been shown to harm you by calling or answering it. The famous “cursed” numbers are urban legends — some built on real people, none on a real curse. The numbers actually worth avoiding are premium-rate one-ring call-back traps. Every entry below is labeled fact or folklore.
The legends (folklore)
| Number | The legend | Verdict |
|---|---|---|
| 0888-888-888 (Bulgaria) | Three consecutive holders said to have died between about 2000 and 2010; reported by tabloids including the Daily Mail. | Folklore — real people, but no evidence of a curse; the number was suspended. |
| 090-4444-4444 (Japan) | A “death number” creepypasta — the digit 4 (shi) sounds like the word for death, feeding tetraphobia. | Folklore — urban legend, not a documented event. |
| 1-000-000-0000 | Chain-message legend about menacing calls from an all-zeros number. | Folklore — not even a dialable number. |
| “Red numbers” | Chain letters (widely forwarded in the 2000s) warning that red-highlighted numbers carry deadly high-frequency signals. | Hoax — debunked; phones can't do that. |
| 666 exchanges | Numbers containing 666 treated as unlucky; some businesses avoid them. | Folklore — cultural superstition, not a hazard. |
The real ones (fact)
- 867-5309 — Tommy Tutone's 1981 hit “867-5309/Jenny.” A real, dialable prefix, so people who owned it in various area codes were pranked for decades. It's the reason Hollywood uses fictional 555 numbers. Fact.
- Novelty & rejection hotlines — real services (rejection hotlines, “world's largest voicemail” lines) that do answer, but are jokes, not curses. Fact.
The numbers actually worth not calling. Skip the folklore — the real “don't call back” numbers are unknown international lines behind the one-ring (wangiri) scam, which bill premium per-minute charges. And calling back any unfamiliar number can tell a robocaller your line is live. If a number called you, look it up instead of dialing back.
Frequently asked questions
Are cursed phone numbers real?
No documented phone number has ever caused harm by being called or answered. The famous 'cursed' numbers — Bulgaria's 0888-888-888, Japan's 090-4444-4444 'death number' — are urban legends and creepypasta, not verified events. The numbers actually worth avoiding are premium-rate call-back traps like the one-ring scam, not haunted lines.
What is the story behind 0888 888 888?
It's a Bulgarian mobile number tied to a widely repeated legend that three consecutive holders died between about 2000 and 2010. The people were real and their deaths were reported by tabloids, but there's no evidence a 'curse' was involved — it's a media myth, and the operator later suspended the number. We label it folklore, not fact.
What numbers should you never call?
Skip the folklore. The real 'don't call back' numbers are unknown international numbers behind the one-ring (wangiri) scam, which bill premium per-minute charges when you return the missed call. More generally, calling back any unfamiliar number can confirm to a robocaller that your line is live, which invites more calls.
Why is 867-5309 famous?
It's the number in Tommy Tutone's 1981 hit '867-5309/Jenny.' Because it's a real, dialable prefix — not a fictional 555 number — people who happened to own 867-5309 in various area codes were pranked for decades, some for years after the song charted. That real-world harassment is exactly why Hollywood adopted fictional 555 numbers.
Sourced from the official NANPA (North American Numbering Plan Administrator) numbering database, current as of July 4, 2026. Refreshed monthly.