The phrase "home telephone number" refers to the unique numerical sequence assigned to a landline phone in a residential setting. However, there are various synonyms for this term, including "residential phone number," "house phone number," and "landline number." Depending on the type of phone service, the term "wired phone number" or "fixed-line number" may also be utilized. Additionally, with the widespread use of smartphones and VoIP technology, the concept of a "home telephone number" has evolved to encompass virtual phone services and second phone lines. As such, terms like "home VoIP number" or "home secondary number" may also be used.