diff --git a/homeassistant/components/fritzbox_callmonitor/const.py b/homeassistant/components/fritzbox_callmonitor/const.py
index 75050374e52..a13a86574df 100644
--- a/homeassistant/components/fritzbox_callmonitor/const.py
+++ b/homeassistant/components/fritzbox_callmonitor/const.py
@@ -14,8 +14,6 @@ class FritzState(StrEnum):
     DISCONNECT = "DISCONNECT"
 
 
-ICON_PHONE: Final = "mdi:phone"
-
 ATTR_PREFIXES = "prefixes"
 
 FRITZ_ATTR_NAME = "name"
diff --git a/homeassistant/components/fritzbox_callmonitor/icons.json b/homeassistant/components/fritzbox_callmonitor/icons.json
new file mode 100644
index 00000000000..836d3159681
--- /dev/null
+++ b/homeassistant/components/fritzbox_callmonitor/icons.json
@@ -0,0 +1,14 @@
+{
+  "entity": {
+    "sensor": {
+      "fritzbox_callmonitor": {
+        "default": "mdi:phone",
+        "state": {
+          "ringing": "mdi:phone-incoming",
+          "dialing": "mdi:phone-outgoing",
+          "talking": "mdi:phone-in-talk"
+        }
+      }
+    }
+  }
+}
diff --git a/homeassistant/components/fritzbox_callmonitor/sensor.py b/homeassistant/components/fritzbox_callmonitor/sensor.py
index 03ac98419c1..036c9605d0a 100644
--- a/homeassistant/components/fritzbox_callmonitor/sensor.py
+++ b/homeassistant/components/fritzbox_callmonitor/sensor.py
@@ -26,7 +26,6 @@ from .const import (
     CONF_PREFIXES,
     DOMAIN,
     FRITZBOX_PHONEBOOK,
-    ICON_PHONE,
     MANUFACTURER,
     SERIAL_NUMBER,
     FritzState,
@@ -79,7 +78,6 @@ async def async_setup_entry(
 class FritzBoxCallSensor(SensorEntity):
     """Implementation of a Fritz!Box call monitor."""
 
-    _attr_icon = ICON_PHONE
     _attr_has_entity_name = True
     _attr_translation_key = DOMAIN
     _attr_device_class = SensorDeviceClass.ENUM