How much of Nashville had this receiver off hook tone. - Video Dailymotion

How much of Nashville had this receiver off hook tone. - Video Dailymotion
   How much of Nashville Tn. had this ROH tone? I saw on telco.us that there
were 2 phone companies with this name Tennessee Telephone Co. and were
bith switch type: ATT/Philps Tel 5ESS-PBX Host. Did they both have this
ROH tone? I still woukd like to know what the Technical name for that ROH
tone is and what kind of ROH tone that is. Please let me know. Thank you.