diff --git a/VERSION b/VERSION
index 3fe43a6..0f434c9 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.2.88
+2.2.89
diff --git a/app/modules/telefoni/backend/router.py b/app/modules/telefoni/backend/router.py
index df2aeab..8b4802e 100644
--- a/app/modules/telefoni/backend/router.py
+++ b/app/modules/telefoni/backend/router.py
@@ -210,7 +210,7 @@ async def yealink_established(
 
     def _is_external_number(value: Optional[str]) -> bool:
         d = digits_only(value)
-        return len(d) >= 8
+        return 8 <= len(d) <= 15
 
     def _is_internal_number(value: Optional[str], local_ext: Optional[str]) -> bool:
         d = digits_only(value)
@@ -221,6 +221,21 @@ async def yealink_established(
             return True
         return len(d) <= 6
 
+    def _strip_local_suffix(value: Optional[str], local_ext: Optional[str]) -> Optional[str]:
+        """If a number is too long (> 15 E.164 digits), try stripping the local extension
+        from the end. This fixes Yealink Action URL misconfiguration where $caller$local
+        gets concatenated without a separator."""
+        if not value or not local_ext:
+            return value
+        d = digits_only(value)
+        local_d = digits_only(local_ext)
+        if len(d) > 15 and local_d and d.endswith(local_d):
+            stripped = d[: len(d) - len(local_d)]
+            if len(stripped) >= 4:
+                # Re-apply leading '+' if original had it
+                return ("+" + stripped) if value.lstrip().startswith("+") else stripped
+        return value
+
     local_value = _sanitize(local) or _sanitize(active_user)
     caller_value = _sanitize(caller) or _sanitize(remote)
     callee_value = _sanitize(callee)
@@ -228,6 +243,12 @@ async def yealink_established(
 
     local_extension = extract_extension(local_value) or local_value
 
+    # Fix Yealink misconfiguration where caller number has the local phone number
+    # concatenated at the end (e.g. "$caller$local" without a separator in the URL template).
+    caller_value = _strip_local_suffix(caller_value, local_extension) or caller_value
+    if _sanitize(remote):
+        remote = _strip_local_suffix(_sanitize(remote), local_extension) or remote
+
     is_outbound = False
     if called_number_value and _is_external_number(called_number_value):
         is_outbound = True