How to add number to blacklist Add 017xxxxxxxx,Get All Call Block Keywords : SMS Help to 5678

For SMS based usage, the keywords are given below:

Sl	Action	Keyword	Example
1	To subscribe	Start CB	Start CB
2	To add number to blacklist	ADDNumber	Add 017xxxxxxxx
3	To delete number to blacklist	DELNumber	Del 017xxxxxxxx
4	To modify number in blacklist	CHOld Number New Number	CH 017xxxxxxxx 017xxxxxxxx
5	To see current blacklist	LIST	List
6	To activate the blacklist	ON	On
7	To deactivate the blacklist	OFF	Off
8	To add number to whitelist	W ADDNumber	W Add 017xxxxxxxx
9	To delete number from whitelist	W DELNumber	W Del 017xxxxxxxx
10	To modify number in Whitelist	W CHOld Number New Number	W CH 017xxxxxxxx 017xxxxxxxx
11	To see current whitelist	W LIST	W List
12	To activate the whitelist	W ON	W On
13	To deactivate the whitelist	W OFF	W Off
14	To view active list status	VIEW	View
15	To Unsubscribe	Stop CB	Stop CB
16	For Help	HELP	Help

*To get all the keywords at once, subscribers can SMS Help to 5678

Valid Number formats:

Mobile: e.g. 017xxxxxxxx, 019xxxxxxxx, 018xxxxxxxx, 011xxxxxxxx, 016xxxxxxxx, 015xxxxxxxx.
Private PSTN: e.g. 037xxxxxxx, 0644xxxxxxxx etc.
BTCL: Area Code + Number e.g. 02xxxxxxx, 031xxxxxxx etc.
* Using 880 is not mandatory for numbers in Bangladesh.
ISD: 00 + Country Code + Number e.g. 0044xxxxxxxxxxxxxx, 0091xxxxxxxxxxxx etc.
*Charges and VAT apply