diff --git a/src/ibgeapi/models/location.py b/src/ibgeapi/models/location.py
index 1781ca8..f290d30 100644
--- a/src/ibgeapi/models/location.py
+++ b/src/ibgeapi/models/location.py
@@ -2,5 +2,5 @@
 
 @dataclass(frozen=True)
 class Location:
-    id: int
+    ibge_id: int
     name: str
diff --git a/src/ibgeapi/services/country.py b/src/ibgeapi/services/country.py
index 99da1fd..3d47802 100644
--- a/src/ibgeapi/services/country.py
+++ b/src/ibgeapi/services/country.py
@@ -1,17 +1,19 @@
+from typing import override
 from ibgeapi.models.country import Country
 from ibgeapi.services.location import LocationService
 
 class CountryService(LocationService):
 
     def __init__(self) -> None:
-        super().__init__("/paises")
+        super().__init__(Country, "/paises")
         self._prefix = "pais-"
         self._filters["view"] = "nivelado"
 
-    def parse(self, response) -> Country:
+    @override
+    def parse(self, obj: dict) -> Country:
         return Country(
-            id=response[f"{self._prefix}M49"],
-            iso_alpha2=response[f"{self._prefix}ISO-ALPHA-2"],
-            iso_alpha3=response[f"{self._prefix}ISO-ALPHA-3"],
-            name=response[f"{self._prefix}nome"]
+            ibge_id=obj[f"{self._prefix}M49"],
+            iso_alpha2=obj[f"{self._prefix}ISO-ALPHA-2"],
+            iso_alpha3=obj[f"{self._prefix}ISO-ALPHA-3"],
+            name=obj[f"{self._prefix}nome"]
         )
diff --git a/src/ibgeapi/services/location.py b/src/ibgeapi/services/location.py
index 17bb5b0..b1bd762 100644
--- a/src/ibgeapi/services/location.py
+++ b/src/ibgeapi/services/location.py
@@ -1,31 +1,41 @@
-from abc import abstractmethod
 from collections import defaultdict
+from typing import Generic, Type, final
+from ibgeapi.models.location import Location
 from ibgeapi.services.ibge import IGBEService
+from typing import TypeVar
 
-class LocationService(IGBEService):
+T = TypeVar('T', bound=Location)
 
-    @abstractmethod
-    def parse(self, response):
-        pass
+class LocationService(IGBEService, Generic[T]):
 
-    def get(self, loc_id:int):
-        response = self.client.get(f"{self.endpoint}/{loc_id}", 
-                                   params=self._filters)
-        
-        if isinstance(response, list):
-            response = response[0]
+    def __init__(self, model: Type[T], endpoint: str) -> None:
+        super().__init__()
+        self._model = model
+        self._filters = defaultdict(str)
+        self.endpoint = f"/localidades{endpoint}"
 
-        return self.parse(response) \
-            if response else None
+    def parse(self, obj: dict) -> T:
+        return self._model(
+            ibge_id=obj["id"],
+            name=obj["nome"]
+        )
 
-    def get_all(self, orderBy:str="nome"):
-        self._filters["orderBy"] = orderBy
-        response = self.client.get(self.endpoint, 
+    @final
+    def get(self, loc_id:int) -> T:
+        response = self.client.get(f"{self.endpoint}/{loc_id}",
                                    params=self._filters)
-        return [self.parse(location) for location in response] \
-            if response else []
+        data = response.json()
+        if isinstance(data, list):
+            data = data[0]
 
-    def __init__(self, endpoint: str) -> None:
-        super().__init__()
-        self._filters = defaultdict(str)
-        self.endpoint = f"/localidades{endpoint}"
+        return self.parse(data) \
+            if data else None
+
+    @final
+    def get_all(self, order_by:str="nome") -> list[T]:
+        self._filters["orderBy"] = order_by
+        response = self.client.get(self.endpoint,
+                                   params=self._filters)
+        data = response.json()
+        return [self.parse(location) for location in data] \
+            if data else []
diff --git a/src/ibgeapi/services/municipality.py b/src/ibgeapi/services/municipality.py
index 5f56128..8afedf7 100644
--- a/src/ibgeapi/services/municipality.py
+++ b/src/ibgeapi/services/municipality.py
@@ -4,10 +4,4 @@
 class MunicipalityService(LocationService):
 
     def __init__(self) -> None:
-        super().__init__("/municipios")
-
-    def parse(self, response) -> Municipality:
-        return Municipality(
-            id=response["id"],
-            name=response["nome"]
-        )
+        super().__init__(Municipality, "/municipios")
diff --git a/src/ibgeapi/services/region.py b/src/ibgeapi/services/region.py
index b682c94..0dc1e35 100644
--- a/src/ibgeapi/services/region.py
+++ b/src/ibgeapi/services/region.py
@@ -1,14 +1,16 @@
+from typing import override
 from ibgeapi.models.region import Region
 from ibgeapi.services.location import LocationService
 
-class RegionService(LocationService):
+class RegionService(LocationService[Region]):
 
     def __init__(self) -> None:
-        super().__init__("/regioes")
+        super().__init__(Region, "/regioes")
 
-    def parse(self, response) -> Region:
+    @override
+    def parse(self, obj: dict) -> Region:
         return Region(
-            id=response["id"],
-            name=response["nome"],
-            acronym=response["sigla"]
+            ibge_id=obj["id"],
+            name=obj["nome"],
+            acronym=obj["sigla"]
         )
diff --git a/src/ibgeapi/services/state.py b/src/ibgeapi/services/state.py
index 222f858..b92c9af 100644
--- a/src/ibgeapi/services/state.py
+++ b/src/ibgeapi/services/state.py
@@ -1,14 +1,16 @@
+from typing import override
 from ibgeapi.models.state import State
 from ibgeapi.services.location import LocationService
 
 class StateService(LocationService):
 
     def __init__(self) -> None:
-        super().__init__("/estados")
+        super().__init__(State, "/estados")
 
-    def parse(self, response) -> State:
+    @override
+    def parse(self, obj: dict) -> State:
         return State(
-            id=response["id"],
-            name=response["nome"],
-            acronym=response["sigla"]
+            ibge_id=obj["id"],
+            name=obj["nome"],
+            acronym=obj["sigla"]
         )