My ZONE Plus


More tools for your IDD calls

Call to your desired destinations



Enhance your IDD call security with the 1511WHITELIST. Complementing the 1511BLACKLIST, 1511WHITELIST
empowers you to allow calls to only desired destinations by


Indicating the country code, area code or individual phone number you wish to unblock from the 1511BLACKLIST.


For existing ZONE1511 customers, please login to your ZONE1511 account or
download the application form to allow calls from specific cities/areas in 1511BLACKLIST.

For new customers, please sign up for a ZONE1511 account and log into your account to enjoy the feature.


We are happy to answer any questions.

Just send us a message by clicking the contact us now button.