The following shortcode has been used to display the contacts who preferred to be contacted through phone.
[contact_list filter="attr::emd_contact_pref::is::telephone;"]
ID First Name Last Name Email Phone Contact Preference Date
425d8cff06604b17 Robert King test45@example.com (305) 781 4588 Telephone August 26, 2019
425d8cff06604b16 Laura Callahan test35@example.com (305) 781 4587 Telephone August 25, 2019
425d8cff06604b15 Anne Dodsworth test25@example.com (305) 781 4586 Telephone August 24, 2019
425d8cff06604b14 Larry Davido test15@example.com (305) 781 4585 Telephone August 23, 2019
425d8cff06604b10 Angelina Jolie test2@example.com (305) 781 4581 Telephone August 19, 2019
425d8cff06604b9 Meryl Streep test1@example.com (305) 781 4580 Telephone August 18, 2019