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SESK: Stuff Everyone Should Know · sesk.info/hike-personal-locator-beacon

Which device do rangers suggest for calling for help where there is no cell service?

A personal locator beacon can send a distress signal without cell coverage.

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  1. A personal locator beacon ✔
  2. A walkie-talkie app
  3. A smartwatch step counter

Why: Many backcountry areas have no cell service, so a phone may not reach anyone. The Park Service suggests carrying a personal locator beacon in case you need to call for help.

Huh, didn't know that: The Park Service lists a personal locator beacon among the extra gear to consider because some backcountry areas have no cell service.

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Why did the beacon get a promotion? It was great at signaling its intentions.
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References

Answer: A personal locator beacon. Many backcountry areas have no cell service, so a phone may not reach anyone. The Park Service suggests carrying a personal locator beacon in case you need to call for help.

  1. NPS: Hike Smart www.nps.gov/articles/hiking-safety.htm
    Consider having a personal locator beacon, should you need to call for help.
    Checked 2026-10-12.

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