diff --git a/homeassistant/components/datetime/__init__.py b/homeassistant/components/datetime/__init__.py
index b5c4f7df9450..794bae68ddc5 100644
--- a/homeassistant/components/datetime/__init__.py
+++ b/homeassistant/components/datetime/__init__.py
@@ -4,23 +4,25 @@ from datetime import UTC, datetime, timedelta
 import logging
 from typing import final, override
 
-import probatio
 from propcache.api import cached_property
 
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.core import HomeAssistant, ServiceCall
+from homeassistant.core import HomeAssistant
 from homeassistant.helpers import config_validation as cv
 from homeassistant.helpers.entity import Entity, EntityDescription
 from homeassistant.helpers.entity_component import EntityComponent
 from homeassistant.helpers.typing import ConfigType
-from homeassistant.util import dt as dt_util
-from homeassistant.util.hass_dict import HassKey
 
-from .const import ATTR_DATETIME, DOMAIN, SERVICE_SET_VALUE
+from .const import (  # noqa: F401
+    ATTR_DATETIME,
+    DATA_COMPONENT,
+    DOMAIN,
+    SERVICE_SET_VALUE,
+)
+from .services import async_setup_services
 
 _LOGGER = logging.getLogger(__name__)
 
-DATA_COMPONENT: HassKey[EntityComponent[DateTimeEntity]] = HassKey(DOMAIN)
 ENTITY_ID_FORMAT = DOMAIN + ".{}"
 PLATFORM_SCHEMA = cv.PLATFORM_SCHEMA
 PLATFORM_SCHEMA_BASE = cv.PLATFORM_SCHEMA_BASE
@@ -30,14 +32,6 @@ SCAN_INTERVAL = timedelta(seconds=30)
 __all__ = ["ATTR_DATETIME", "DOMAIN", "DateTimeEntity", "DateTimeEntityDescription"]
 
 
-async def _async_set_value(entity: DateTimeEntity, service_call: ServiceCall) -> None:
-    """Service call wrapper to set a new date/time."""
-    value: datetime = service_call.data[ATTR_DATETIME]
-    if value.tzinfo is None:
-        value = value.replace(tzinfo=dt_util.get_default_time_zone())
-    return await entity.async_set_value(value)
-
-
 async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     """Set up Date/Time entities."""
     component = hass.data[DATA_COMPONENT] = EntityComponent[DateTimeEntity](
@@ -45,13 +39,7 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     )
     await component.async_setup(config)
 
-    component.async_register_entity_service(
-        SERVICE_SET_VALUE,
-        {
-            probatio.Required(ATTR_DATETIME): cv.datetime,
-        },
-        _async_set_value,
-    )
+    async_setup_services(hass)
 
     return True
 
diff --git a/homeassistant/components/datetime/const.py b/homeassistant/components/datetime/const.py
index 983bf75e2436..aa532ce4ff79 100644
--- a/homeassistant/components/datetime/const.py
+++ b/homeassistant/components/datetime/const.py
@@ -1,8 +1,16 @@
 """Provides the constants needed for the component."""
 
-from typing import Final
+from typing import TYPE_CHECKING, Final
+
+from homeassistant.util.hass_dict import HassKey
+
+if TYPE_CHECKING:
+    from homeassistant.helpers.entity_component import EntityComponent
+
+    from . import DateTimeEntity
 
 DOMAIN: Final = "datetime"
+DATA_COMPONENT: HassKey[EntityComponent[DateTimeEntity]] = HassKey(DOMAIN)
 
 ATTR_DATETIME = "datetime"
 
diff --git a/homeassistant/components/datetime/services.py b/homeassistant/components/datetime/services.py
new file mode 100644
index 000000000000..9e47a75bc64e
--- /dev/null
+++ b/homeassistant/components/datetime/services.py
@@ -0,0 +1,35 @@
+"""Services for the Date/Time integration."""
+
+from datetime import datetime
+from typing import TYPE_CHECKING
+
+import probatio
+
+from homeassistant.core import HomeAssistant, ServiceCall, callback
+from homeassistant.helpers import config_validation as cv
+from homeassistant.util import dt as dt_util
+
+from .const import ATTR_DATETIME, DATA_COMPONENT, SERVICE_SET_VALUE
+
+if TYPE_CHECKING:
+    from . import DateTimeEntity
+
+
+async def _async_set_value(entity: DateTimeEntity, service_call: ServiceCall) -> None:
+    """Service call wrapper to set a new date/time."""
+    value: datetime = service_call.data[ATTR_DATETIME]
+    if value.tzinfo is None:
+        value = value.replace(tzinfo=dt_util.get_default_time_zone())
+    return await entity.async_set_value(value)
+
+
+@callback
+def async_setup_services(hass: HomeAssistant) -> None:
+    """Register the date/time services."""
+    hass.data[DATA_COMPONENT].async_register_entity_service(
+        SERVICE_SET_VALUE,
+        {
+            probatio.Required(ATTR_DATETIME): cv.datetime,
+        },
+        _async_set_value,
+    )