A directory of telephone subscribers within a specific geographical area, namely the city of Grand Rapids, Michigan. It typically lists names, addresses, and telephone numbers of individuals and businesses. These directories were historically published in print, but increasingly exist in digital formats.
These resources provided a crucial means of locating residents and establishments before the widespread adoption of the internet and online search engines. They facilitated communication, aided commerce, and served as essential tools for emergency services. While their use has diminished with the rise of digital alternatives, they remain a tangible record of the community at a specific point in time, offering valuable insights for genealogical and historical research. They also serve as a backup when digital resources are unavailable.