city/area | all listed phonenumbers of landlines should be in the |
country
code
or national long distance direct dial code |
area
code
or NPA (Numbering Plan Area) |
exchange
(Central Office) number |
line
number
each Central Office can have up to 9999 lines numbered from 0000 to 9999 |
important
|
Jackson | Phonebook of Mississippi.cm |
+I
|
60I
|
- - -
|
- - - -
|
|
Jackson | Phonebook of Tennessee.cm |
+I
|
90I
|
- - -
|
- - - -
|
|
Jacksonville | Phonebook of Florida.cm |
+I
|
904
|
- - -
|
- - - -
|
|
Janesville | Phonebook of Wisconsin.cm |
+I
|
608
|
- - -
|
- - - -
|
|
Jasper | Phonebook of Alberta.cm Canada |
+I
|
780
|
- - -
|
- - - -
|
|
Jefferson City | Phonebook of Missouri.cm |
+I
|
573
|
- - -
|
- - - -
|
|
Jersey City |
+I
|
20I
|
- - -
|
- - - -
|
||
Johnson City | Phonebook of Tennessee.cm |
+I
|
423
|
- - -
|
- - - -
|
|
Joliet | Phonebook of Illinois.cm |
+I
|
8I5
|
- - -
|
- - - -
|
|
Jonesboro | Phonebook of Arkansas.cm |
+I
|
870
|
- - -
|
- - - -
|
|
Joplin | Phonebook of Missouri.cm |
+I
|
4I7
|
- - -
|
- - - -
|
|
Juneau | Phonebook of Alaska.cm |
+I
|
907
|
- - -
|
- - - -
|
|
or
O
for Operator |
||||||
the
US telephone system: orginally and before the divestiture of AT&T into 22 Baby Bells in I984 Us area-codes were rather simple,.. |
...from
200 - 900
and |
restricted
to the first I9 n°s
in a given series example 200 - 2I9 300 - 3I9 |
|
|
codes
out of this
dialing schemes are recent |