Meanings

Köchel number (catalogue of Mozart's music)

Morse code (esp. the code)

Spaceship Earth

International Mobile Subscriber Identity

code-division multiple access

directory or book of numbers (e.g. telephone nos)

confirmation number

codeword

fill-in (in magazines, newspapers, etc.)

decoding

atomic number

(Japanese) postal symbol

honorific mountain name prefixed to a temple's name

era name used by commoners (as opposed to the imperial court)

monk's self-chosen pseudonym

temple's name

call number (e.g. of a book in a library)

bachelor's degree

posthumous Buddhist name

name of store