If you tap email addresses in iPhone Mail (or elsewhere on your iPhone or iPod touch), it pays to be patient and hold on to the . key a little longer.
Enter ".com" and Other Top-Level Domains Fast in Email Addresses on an iPhone
To enter ".com", ".net", ".org" and other top-level domains quickly when typing email addresses in iPhone Mail and other iPhone applications:
- Tap and hold the . (dot) button on the keyboard.
- Pick the desired domain from the pop-up menu.