Add Dynamically WordPress Title to Contact Form 7
Simply Add Page URL to your Contact Form 7 Body
This will allow you to get the post title sent to you on the contact form 7 plugin. Pretty simple to use.
1) Download plugin: https://wordpress.org/plugins/contact-form-7-dynamic-text-extension/ (Make sure you have Contact Form 7)
2) In your Contact Form on where you define the variables you will see the option and the tag should be similar to this
[dynamichidden page-title "CF7_get_post_var key='title'"]
3) In your message BODY use this to get your variable
[page-title]