diff --git a/homeassistant/components/nws/__init__.py b/homeassistant/components/nws/__init__.py
index b78961911d5..0f0886c5f41 100644
--- a/homeassistant/components/nws/__init__.py
+++ b/homeassistant/components/nws/__init__.py
@@ -166,3 +166,13 @@ async def async_unload_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
         if len(hass.data[DOMAIN]) == 0:
             hass.data.pop(DOMAIN)
     return unload_ok
+
+
+def device_info(latitude, longitude):
+    """Return device registry information."""
+    return {
+        "identifiers": {(DOMAIN, base_unique_id(latitude, longitude))},
+        "name": f"NWS: {latitude}, {longitude}",
+        "manufacturer": "National Weather Service",
+        "entry_type": "service",
+    }
diff --git a/homeassistant/components/nws/sensor.py b/homeassistant/components/nws/sensor.py
index 4be99f95c19..49387896962 100644
--- a/homeassistant/components/nws/sensor.py
+++ b/homeassistant/components/nws/sensor.py
@@ -14,12 +14,13 @@ from homeassistant.const import (
     TEMP_CELSIUS,
 )
 from homeassistant.core import HomeAssistant
+from homeassistant.helpers.entity import DeviceInfo
 from homeassistant.helpers.update_coordinator import CoordinatorEntity
 from homeassistant.util.distance import convert as convert_distance
 from homeassistant.util.dt import utcnow
 from homeassistant.util.pressure import convert as convert_pressure
 
-from . import base_unique_id
+from . import base_unique_id, device_info
 from .const import (
     ATTRIBUTION,
     CONF_STATION,
@@ -117,3 +118,8 @@ class NWSSensor(CoordinatorEntity, SensorEntity):
     def entity_registry_enabled_default(self) -> bool:
         """Return if the entity should be enabled when first added to the entity registry."""
         return False
+
+    @property
+    def device_info(self) -> DeviceInfo:
+        """Return device info."""
+        return device_info(self._latitude, self._longitude)
diff --git a/homeassistant/components/nws/weather.py b/homeassistant/components/nws/weather.py
index a8f3e55c270..dc76ebc25e5 100644
--- a/homeassistant/components/nws/weather.py
+++ b/homeassistant/components/nws/weather.py
@@ -23,13 +23,14 @@ from homeassistant.const import (
     TEMP_FAHRENHEIT,
 )
 from homeassistant.core import HomeAssistant, callback
+from homeassistant.helpers.entity import DeviceInfo
 from homeassistant.helpers.typing import ConfigType
 from homeassistant.util.distance import convert as convert_distance
 from homeassistant.util.dt import utcnow
 from homeassistant.util.pressure import convert as convert_pressure
 from homeassistant.util.temperature import convert as convert_temperature
 
-from . import base_unique_id
+from . import base_unique_id, device_info
 from .const import (
     ATTR_FORECAST_DAYTIME,
     ATTR_FORECAST_DETAILED_DESCRIPTION,
@@ -317,3 +318,8 @@ class NWSWeather(WeatherEntity):
     def entity_registry_enabled_default(self) -> bool:
         """Return if the entity should be enabled when first added to the entity registry."""
         return self.mode == DAYNIGHT
+
+    @property
+    def device_info(self) -> DeviceInfo:
+        """Return device info."""
+        return device_info(self.latitude, self.longitude)