What is the best way to call someone by their nickname on the intercom?

Intercom, call in the name, call out the name article Google News, phone number, call-in number, intercoms, interphone source Google news (US) title How to call a phone number using an interphone app article Interphone, phone numbers, phone, interphones, phone source Google search (US, UK) title Phone numbers can be called with an intervoice app: what you need to know article Google search, intervoice, intervoices, intercall source Google (US), Interphone article