corespondent
/ˈkɔrɪsˌpɒndənt/Definitions
1. noun
A person who writes articles, reports, or letters for a newspaper, magazine, or other publication, or a person who represents a country or organization at an international meeting or conference.
“The newspaper had a team of correspondents stationed around the world to report on breaking news.”
2. noun
A person who is in correspondence with another person, especially a person who is in communication with someone, such as a client or a customer.
“The company’s correspondent helped the customer resolve their issue over the phone.”
3. verb
to have a correspondence or communication with someone.
“The two friends corresponded regularly over email and phone calls.”