Syllable division derived from spelling — this word is not in the pronouncing dictionary, so no phonetic transcription is shown rather than a guessed one.
ex-directory is an adjective meaning "(of telephone numbers) not listed in the telephone directory". It carries one recorded sense.
(of telephone numbers) not listed in the telephone directory
“an ex-directory number”
United Kingdom
Definitions, synonyms and semantic relations for ex-directory come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.