User's Guide

APPLE CONFIDENTIAL — First Draft (1.10.11)
International Calls
Making International Calls from Your Home Area
For information about making international calls from your home area, including rates
and other charges that may apply, contact your carrier or go to your carrier’s website.
Using iPhone Abroad
(GSM models only.) You can use iPhone to make calls in many countries around the
world. iPhone 3GS and iPhone 4 are multi-band phones, ensuring broad international
coverage.
Enable international roaming: Contact your carrier for information about availability
and fees.
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tap Phone, then turn International Assist on. This lets you make calls to your home
country using the numbers in your contacts and favorites, without having to add a
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When you make a call using International Assist, “International Assist” appears on the
iPhone screen, alternating with the “calling …” message, until your call is connected.
Note: International Assist may not be available in all areas.
Set the carrier to use: In Settings, tap Carrier, then select the carrier you prefer. This
option is available only when you’re traveling outside your carrier’s network. You can
make calls only on carriers that have roaming agreements with your iPhone service
provider. For more information, see “Carrier” on page 19 6.
Important: Voice and data roaming charges may apply. To avoid data roaming charges,
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your carrier’s network by disabling data transmission over the cellular network. You
can still access the Internet if you have a Wi-Fi connection. If Wi-Fi network access isn’t
available, however, you cannot:
Make or receive FaceTime video calls 
Send or receive email 
Browse the Internet 
Sync your contacts, calendars, or bookmarks with MobileMe or Exchange 
Stream YouTube videos 
Get stock quotes 
Get map locations 
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Chapter 5 Phone