diff --git a/homeassistant/components/sms/sensor.py b/homeassistant/components/sms/sensor.py
index d72bda048bb..cfa31d56e80 100644
--- a/homeassistant/components/sms/sensor.py
+++ b/homeassistant/components/sms/sensor.py
@@ -17,7 +17,7 @@ from .const import DOMAIN, GATEWAY, NETWORK_COORDINATOR, SIGNAL_COORDINATOR, SMS
 SIGNAL_SENSORS = (
     SensorEntityDescription(
         key="SignalStrength",
-        name="Signal Strength",
+        translation_key="signal_strength",
         device_class=SensorDeviceClass.SIGNAL_STRENGTH,
         entity_category=EntityCategory.DIAGNOSTIC,
         native_unit_of_measurement=SIGNAL_STRENGTH_DECIBELS,
@@ -27,14 +27,14 @@ SIGNAL_SENSORS = (
     SensorEntityDescription(
         key="SignalPercent",
         icon="mdi:signal-cellular-3",
-        name="Signal Percent",
+        translation_key="signal_percent",
         native_unit_of_measurement=PERCENTAGE,
         entity_registry_enabled_default=True,
         state_class=SensorStateClass.MEASUREMENT,
     ),
     SensorEntityDescription(
         key="BitErrorRate",
-        name="Bit Error Rate",
+        translation_key="bit_error_rate",
         entity_category=EntityCategory.DIAGNOSTIC,
         native_unit_of_measurement=PERCENTAGE,
         entity_registry_enabled_default=False,
@@ -45,31 +45,31 @@ SIGNAL_SENSORS = (
 NETWORK_SENSORS = (
     SensorEntityDescription(
         key="NetworkName",
-        name="Network Name",
+        translation_key="network_name",
         entity_category=EntityCategory.DIAGNOSTIC,
         entity_registry_enabled_default=False,
     ),
     SensorEntityDescription(
         key="State",
-        name="Network Status",
+        translation_key="state",
         entity_registry_enabled_default=True,
     ),
     SensorEntityDescription(
         key="NetworkCode",
-        name="GSM network code",
+        translation_key="network_code",
         entity_category=EntityCategory.DIAGNOSTIC,
         entity_registry_enabled_default=False,
     ),
     SensorEntityDescription(
         key="CID",
-        name="Cell ID",
+        translation_key="cid",
         icon="mdi:radio-tower",
         entity_category=EntityCategory.DIAGNOSTIC,
         entity_registry_enabled_default=False,
     ),
     SensorEntityDescription(
         key="LAC",
-        name="Local Area Code",
+        translation_key="lac",
         entity_category=EntityCategory.DIAGNOSTIC,
         entity_registry_enabled_default=False,
     ),
@@ -102,6 +102,8 @@ async def async_setup_entry(
 class DeviceSensor(CoordinatorEntity, SensorEntity):
     """Implementation of a device sensor."""
 
+    _attr_has_entity_name = True
+
     def __init__(self, coordinator, description, unique_id, gateway):
         """Initialize the device sensor."""
         super().__init__(coordinator)
diff --git a/homeassistant/components/sms/strings.json b/homeassistant/components/sms/strings.json
index b4a9279845d..6bf8cbcc166 100644
--- a/homeassistant/components/sms/strings.json
+++ b/homeassistant/components/sms/strings.json
@@ -17,5 +17,19 @@
       "already_configured": "[%key:common::config_flow::abort::already_configured_device%]",
       "single_instance_allowed": "[%key:common::config_flow::abort::single_instance_allowed%]"
     }
+  },
+  "entity": {
+    "sensor": {
+      "bit_error_rate": { "name": "Bit error rate" },
+      "cid": { "name": "Cell ID" },
+      "lac": { "name": "Local area code" },
+      "network_code": { "name": "GSM network code" },
+      "network_name": { "name": "Network name" },
+      "signal_percent": { "name": "Signal percent" },
+      "signal_strength": {
+        "name": "[%key:component::sensor::entity_component::signal_strength::name%]"
+      },
+      "state": { "name": "Network status" }
+    }
   }
 }