Telephone step by step tones in Concord/Farragut TN

This is the telephone step by step tones after finishing a call out in Concord/Farragut TN. The first tones is the same. but the off hook tone is different. I still wanna know what kind of off hook tone this is and what the technical name for this off tone is. Please let me know. Thank you

Off hook tone in Concord/ Farragut TN

This is what the off hook tones in Concord TN sounded like. it was with this phone company called Concord Telephone Exchange Inc. What kind of a noise is this? What is the technical name for this off hook tone? Please let me know. Thank you.