Before converting 10,000 contacts, test the converter with one or two JSON objects. Import the resulting VCF into your phone or email client to verify formatting.
with open(output_vcf_path, 'w', encoding='utf-8') as f: f.writelines(vcf_entries)
| Common JSON Key | VCF Property | Description | | :--- | :--- | :--- | | name , full_name | FN | Formatted name | | first_name + last_name | N | Structured name (Last;First;) | | phone , mobile , tel | TEL | Telephone number | | email , email_address | EMAIL | Email address | | company , org | ORG | Organization | | title , job_title | TITLE | Job position | | address , location | ADR | Physical address | | url , website | URL | Website | | photo , avatar (base64) | PHOTO | Embedded image | json to vcf converter
Upload your .json file or paste the JSON text directly.
(vCard 2.1, 3.0, or 4.0 depending on your target device). Before converting 10,000 contacts, test the converter with
BEGIN:VCARD VERSION:3.0 FN:John Doe TEL;TYPE=CELL:+1234567890 EMAIL;TYPE=PREF,INTERNET:john@example.com END:VCARD Use code with caution. Python Implementation Example
A week later an email arrived from a small nonprofit that had lost access to their donor database and rescued their contacts from a corrupted export. The VCF had restored names to phones that would otherwise have been stranded. “You saved us,” they wrote. (vCard 2
In theory, you could manually rewrite the JSON structure into vCard syntax using a text editor. For 3 contacts, this is tedious. For 300 contacts, this is impossible.
Map the fields. The tool will show dropdowns: