Israel SMS Features and Restrictions

Sender ID

Dynamic Alpha Sender ID is frequently supported, but sometimes this may be changed to another alphanumeric or random numeric Sender ID to ensure delivery.

International Numeric Sender ID is not allowed and will be filtered by local operators. Contact your account manager to allocate local numeric LVNs in order to perform 2-way or Numeric Sender ID, SMS termination.

Telzar - Alphanumeric dynamic, all numeric senders contains more than four figures will be changed to InfoSMS.


There are no additional content restrictions beyond those in our Acceptable Use Policy.

Other Features or Restrictions

Delivery Receipts

Delivery receipts are not reliable in Israel, so should not be used as an indicator of successful or unsuccessful delivery to the handset.

Kosher Phone Numbers

SMS cannot be delivered to kosher phone numbers.

Kosher phones and networks are essentially phones with Haredi rabbinical approval that can be used for communication without entertainment functionality or connectivity. This is a line that has a predefined prefix and it is blocked to content that Haredi activists feel is not appropriate for their community. Such blocking includes cellular internet access, chat rooms, SMS, etc. It should not be imputed that other phones are not kosher according to Jewish law, as evidenced by the fact that many observant Orthodox Jews worldwide do not restrict themselves to kosher phones; rather the description kosher phones is a loose description implying an added level of stringency accepted by some communities.

Some mobile plans include a large allocation of minutes to kosher numbers, which are:

Additional Information

For more information, see the following articles:

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