telephone booth vs phone booth

telephone booth and phone booth both are nouns.

Word	Noun	Adjective	Verb	Adverb
telephone booth	Yes	No	No	No
phone booth	Yes	No	No	No

As nouns, telephone booth and phone booth are synonyms defined as:

Other synonyms of telephone booth include call box, telephone box, telephone kiosk.

telephone booth (noun)	phone booth (noun)
booth for using a telephone	booth for using a telephone