Wi-Fi Calling lets you talk and text from indoor locations where itâs hard even for a strong cellular signal to reach. Wi-Fi Calling can be used in the Domestic Coverage Area (U.S., Puerto Rico, and U.S. Virgin Islands) and from most international countries.
The U.S. Passport Card. This... is the U.S. Passport Card! This card can be used as an official I.D. in many countries abroad. However, it cannot be used for international travel by air. If you are going to travel to an international destination, you will still need to take your passport book with you.
If you travel between the United States and Canada, Mexico or the Caribbean frequently, consider getting a passport card. The size of a driver's license, the passport card can be used to visit these nations without a conventional, regular-sized passport. The card is ideal for those frequently entering Canada via a land crossing in Washington, and cannot be used when traveling by plane.