In the U.S., phone numbers have seven
plus an area code--for example, 818-437-2963
(the area code is 818 and
We say the area code as single digits: area code
eight - one
usually say the phone number
four - three - seven,
two - nine - six - three.
When 0 is in
a phone number, it's pronounced oh:
237-0980 is usually said as two - three -
nine - eight - oh.
In the U.S., 1 is also added if the number is long
a different city, state, or country).
If I'm in Arizona,
for example, and I want to call
in Oregon, I dial
If I'm telling
someone that number, I'll say one, five
- oh - three,
- seven - seven, two - five -
seven - two.
two - nine - six, two - three
- five - oh.
area code five - two - oh,
four - four - seven,
nine - eight - two -
one, eight hundred, five -
five - five,
- two - one -
When writing phone numbers,
group of digits with a
hyphen ( - ):
Occasionally, people say the
of phone numbers like two normal
two-digit numbers: 447-9821 = four - four
seven, ninety-eight twenty-one.
This pattern is not very common,
code is sometimes written inside
) and without a
Extensions are part of many office phone
numbers. To show an extension
or X are often
used: 520-447-9821, Ex 213 (or Ext 213 or
If extension numbers have
usually said as single-digit
X 517 = extension five - one -
If extension numbers have two digits,
they're said with single digits or like
two-digit numbers: extension 15 =
extension one - five OR extension fifteen.