---
title: "uncertainty phase code (alerting service) — aviation glossary — OnlyPlanes"
description: "INCERFA stands for uncertainty phase code (alerting service) in FAA terminology."
canonical_url: "https://onlyplanes.ru/en/learn/uncertainty-phase-code-alerting-service"
locale: en
meta:
  keywords: "uncertainty phase code (alerting service), uncertainty phase code (alerting service), INCERFA"
  "og:description": "INCERFA stands for uncertainty phase code (alerting service) in FAA terminology."
  "og:image": "https://onlyplanes.ru/images/aviation/aircraft/boeing-787.webp"
  "og:title": "uncertainty phase code (alerting service) — aviation glossary"
---

> Index of every page on this site: [llms.txt](https://onlyplanes.ru/llms.txt)

Aviation abbreviation

# uncertainty phase code (alerting service)

INCERFA

ABBR · Safety

At a glance

## Meaning of uncertainty phase code (alerting service)

INCERFA stands for uncertainty phase code (alerting service) in FAA terminology.

### More about uncertainty phase code (alerting service)

This abbreviation is used in safety. The English reference lists uncertainty phase code (alerting service) with the abbreviation INCERFA.

FAA abbreviations reflect US aviation usage. Their meaning and permitted use can differ in documents from other countries.

```json
{"@context":"https://schema.org","@type":"DefinedTerm","@id":"https://onlyplanes.ru/en/learn/uncertainty-phase-code-alerting-service#term","name":"uncertainty phase code (alerting service)","alternateName":["uncertainty phase code (alerting service)","INCERFA"],"description":"INCERFA stands for uncertainty phase code (alerting service) in FAA terminology.","inDefinedTermSet":{"@type":"DefinedTermSet","@id":"https://onlyplanes.ru/en/learn#glossary","name":"OnlyPlanes aviation glossary"},"url":"https://onlyplanes.ru/en/learn/uncertainty-phase-code-alerting-service"}
```

```json
{"@context":"https://schema.org","@graph":[{"@id":"https://onlyplanes.ru/en#website","@type":"WebSite","description":"News, stories and rare images from the world of aviation","inLanguage":"en-GB","name":"OnlyPlanes","url":"https://onlyplanes.ru/en","publisher":{"@id":"https://onlyplanes.ru/en#identity"},"translationOfWork":{"@id":"https://onlyplanes.ru/en#website"}},{"@id":"https://onlyplanes.ru/en/learn/uncertainty-phase-code-alerting-service#webpage","@type":"WebPage","description":"INCERFA stands for uncertainty phase code (alerting service) in FAA terminology.","name":"uncertainty phase code (alerting service) — aviation glossary","url":"https://onlyplanes.ru/en/learn/uncertainty-phase-code-alerting-service","isPartOf":{"@id":"https://onlyplanes.ru/en#website"},"potentialAction":[{"@type":"ReadAction","target":["https://onlyplanes.ru/learn/uncertainty-phase-code-alerting-service"]}],"primaryImageOfPage":{"@id":"https://onlyplanes.ru/en#logo"}},{"@id":"https://onlyplanes.ru/en#identity","@type":"Organization","name":"OnlyPlanes","url":"https://onlyplanes.ru/en","logo":{"@id":"https://onlyplanes.ru/en#logo"},"sameAs":["https://t.me/legkoenebo"]},{"@id":"https://onlyplanes.ru/en#logo","@type":"ImageObject","caption":"OnlyPlanes","contentUrl":"https://onlyplanes.ru/search-logo.png","inLanguage":"en-GB","url":"https://onlyplanes.ru/search-logo.png"}]}
```

## Sitemap

See the full [sitemap](https://onlyplanes.ru/sitemap.md) for all pages.