olemus
telefonikkõnedele vastamise
tsentraliseeritud allüksus organisatsioonis:
- tehniliseks toeks ja/või turustuseks
- käsitleb arvukaid üheagseid kõnesid
- enamasti osaliselt automatiseeritud
- logib sisenevad ja/või väljuvad kõned

Wiktionary:
a business location where phone calls are handled, often regarding customer service, sales and telemarketing

ülevaateid
https://en.wikipedia.org/wiki/Call_centre

https://www.indeed.com/career-advice/career-development/call-center-types

https://www.exploreinsiders.com/types-of-call-centers/

https://www.masvoz.net/blog/9-types-of-call-center-customers-and-how-to-deal-with-them/

https://fonolo.com/blog/2020/09/9-types-of-call-center-customers-and-how-to-deal-with-them/

https://www.globalresponse.com/blog/what-is-call-center/

https://getvoip.com/blog/contact-center-vs-call-center/