Subject: Change of SMS Sender_ID for French Mobile Numbers
Effective from Monday 19th of May
To address delivery issues caused by SPAM filters on French mobile networks, the Sender_ID used for SMS sent to French mobile numbers (prefix +33) will be changed from "Swisscom" to "4179 807 3027".
Details:
Affected Destination: All SMS sent to mobile numbers with country code +33 (France).
Previous Sender_ID: Swisscom (alphanumeric)
New Sender_ID: 4179 807 3027 (numeric)
Reason for Change: Mitigation of SPAM filtering issues affecting SMS delivery to French recipients.
Action Required: Please ensure all relevant systems, routing configurations, and logs reflect this change in your implementations.
This adjustment is critical to maintain uninterrupted SMS communication with recipients in France. Further updates will be communicated as needed based on delivery performance monitoring.
The reason for this change is the introduction of high compliance rules on acceptance and delivery of commercial SMS in France.