About Home Area Code And Local Area Codes - AT&T Trimline 260 User Manual

260book_1ATT 4/24 4/24/02
BEFORE YOU BEGIN

About Home Area Code and Local Area Codes

Always program your home area code, and, if you need them, up to four
local area codes (see "Set Home Area Code" and "Set Local Area Codes" on
pages 11 and 12). Programming these area codes changes how numbers
are displayed in the call history, and allows for correct operation of the
Display Dial feature.
Refer to the chart below to determine whether you will need to program
Local Area Codes after you install your phone.
If you dial...
11 digits
(1 + area code + phone number) your own area code
10 digits
(area code + phone number)
10 digits
(area code + phone number)
2
6:24 PM Page 2
For...
All calls outside
Some calls outside
your own area code
All calls within your
own area code
Then, in Steps 2-4
on page 12
Make no entry
Enter area codes that
do not require a "1"
Enter your own area
code