First Method: Tracking IP Addresses
Open the mail of sender.Now click on the down arrow on the right hand side. Here you will see many options. Click on show original of these. Now a new tab will open on your screen. Here you will find the IP address of the sender of the mail. Copy it and go to Wolfram Alpha website and search the IP address. Here you will know the location of the mail sender.
Second way: search the e-mail ID
Copy the mail ID you are receiving from. Now visit the pipl or spokeo website. After this, paste the e-mail ID here and paste it. Here you will find other details of the mail id along with the location.
Third way: Facebook
Under this, please copy the e-mail ID and search in Facebook. If such a person had created a Facebook account with this ID, then you will get his information.