A compilation of residential and enterprise phone listings particular to the Rockford, Illinois, space, historically printed in bodily e-book format, offered contact data for people and institutions inside that geographical area. Traditionally, it served as a major useful resource for finding phone numbers and addresses, facilitating communication and native commerce.
The worth of such a listing resided in its accessibility and comprehensiveness, providing a centralized repository of contact particulars earlier than the widespread adoption of digital serps and on-line databases. Its existence promoted neighborhood connectivity, enabling residents to simply attain neighbors, companies, and important companies. The historic context highlights its function as a significant device for data entry and social interplay in a pre-digital period.