UNIFORM NUMBERING PLAN
PROGRAMMING
For Open Numbering System:
START
CM20
Assign an access code for LCR Group 0-3.
CM8A
Assign an Area Code Development Pat-
tern number to each LCR Group.
Assign a Route Pattern number to each
area code for the Area Code Development
Pattern number assigned by CM8A
Y=A000.
A
DESCRIPTION
Y=0-3 Numbering Group 0-3
•
(1)
X-XXXX: Access Code
(2)
A126: LCR Group 0
A127: LCR Group 1
A128: LCR Group 2
A129: LCR Group 3
Y=A000
•
(1)
0-3: LCR Group 0-3
(2)
4005-4007 : Area Code Development
Y=4005-4007 Area Code Development
•
(1)
X...X: Area Code, Max. 8 digits
(2)
0000-0255: Route Pattern No. 000-255
– 556 –
UNIFORM NUMBERING PLAN
DATA
Pattern No. 5-7
Pattern No. 5-7
A2556-10