Let's learn about "번호가 맞아요"

(전화) 번호는 맞아요 : You’ve got the right number; The number’s correct: You dialed correctly

[other expressions]

<반말(talking down to)>

- 번호는 맞다. (to younger people or friend)

- 번호는 맞네. (to younger people or friend)

- 번호는 맞아. (to younger people or friend)

- 번호는 맞는데. (to younger people or friend)

<존칭/존댓말/높임말/경어(honorific)>

- 번호는 맞네요. (honourific by '-요')

- 번호는 맞아요. (honourific by '-요')

- 번호는 맞는데요. (honourific by '-요')

<극존칭(high honorific; extreme honorific)>

- 번호는 맞습니다. (formal; more honouricic by '스-')

- 번호는 맞으십니다. (formal; more honouricic by '시-')

[expressions]

* 전화 : [電話] a telephone; a phone; a phone call;  a ring; a cell phone; a mobile phone

* 번호 : [番號] number

* -는 : a particle makes 전화 번호 the topic of the sentence after a word ends in a vowel

* 맞다 : suit

* 맞으시다 : an honourific word of 맞다 by '-으시-'; '-으시-' used instead of '-시-' because the stem of a verb ends in a consonant

* 맞은 : an attributive form of 맞다

* 맞습니다 : 맞(the stem of 맞다) + 스(a suffix makes a verb honourific; 스 used after the stem of a verb ends in a consonant; 스 + -ㅂ contracted into 습) + -ㅂ니다(an honourific descriptive verb ending suffix)

* 맞으십니다 : 맞으시(the stem of 맞으시다) + -시(a suffix makes a verb more honourific; 시 + -ㅂ contracted into 십) + -ㅂ니다(an honourific descriptive verb ending suffix)

* a verb + -다 / -네 / -아 / -는데: a non-honourific descriptive verb ending suffix

* a verb + -네 / -아 / -는데 + 요 : an honourific verb ending suffix

* a verb + -습니다 / -ㅂ니다 : an honourific descriptive verb ending suffix by '스-' / '-ㅂ'