A physical or digital record of names and addresses, used for correspondence, invitations, or contact management.
I organized my address book to send New Year's cards.
I added my new friend's contact information to my address book.
電話帳 is a published directory listing many people's or businesses' phone numbers, while 住所録 is a personal address book someone keeps for their own contacts.
Compound of 住所 (address) and 録 (record, register).