- S 78
This series consists of telephone directories (phone books) for Saskatchewan communities issued by the Bell Telephone Company of Canada; the Saskatchewan Department of Railways, Telegraphs and Telephones; the Saskatchewan Department of Telephones; Saskatchewan Government Telephones; and Saskatchewan Telecommunications (SaskTel).
Directories for 1905 to 1991 are located in collection R-733. Directories for 1992 to 1998 are located in collection R-1341. Directories for 1999 to 2006 are located in collection R-1098.1. Directories for 2007 onwards are located in S 78.