Regional Telephone Directory has expanded its operation and opened a satellite office at 216 N. University Avenue in Provo.

The company employs 25 people in the new 1,000-square-foot office. RTD produces a telephone directory that combines white and yellow pages in one book covering Provo, Orem and 26 surrounding communities. RTD published its first directory in May.The directory covers the geographic area from Point of the Mountain on the north to Richfield on the south, Price/Helper on the east and Delta on the west.

The company also publishes a Salt Lake directory, which encompasses Salt Lake City, Tooele, Grantsville and Park City in the same combined format.