diff --git a/packages/core/types/src/http/fulfillment-provider/admin/entities.ts b/packages/core/types/src/http/fulfillment-provider/admin/entities.ts
index ec716a6d6e..907ae77be6 100644
--- a/packages/core/types/src/http/fulfillment-provider/admin/entities.ts
+++ b/packages/core/types/src/http/fulfillment-provider/admin/entities.ts
@@ -1,4 +1,3 @@
-export interface AdminFulfillmentProvider {
-  id: string
-  is_enabled: boolean
-}
+import { BaseFulfillmentProvider } from "../common";
+
+export interface AdminFulfillmentProvider extends BaseFulfillmentProvider {}
diff --git a/packages/core/types/src/http/fulfillment-provider/common.ts b/packages/core/types/src/http/fulfillment-provider/common.ts
new file mode 100644
index 0000000000..f2a744b519
--- /dev/null
+++ b/packages/core/types/src/http/fulfillment-provider/common.ts
@@ -0,0 +1,4 @@
+export interface BaseFulfillmentProvider {
+  id: string
+  is_enabled: boolean
+}
\ No newline at end of file
diff --git a/packages/core/types/src/http/region/store/entities.ts b/packages/core/types/src/http/region/store/entities.ts
new file mode 100644
index 0000000000..a0157f33a0
--- /dev/null
+++ b/packages/core/types/src/http/region/store/entities.ts
@@ -0,0 +1,7 @@
+import {
+  BaseRegion,
+  BaseRegionCountry,
+} from "../common"
+
+export interface StoreRegion extends BaseRegion {}
+export interface StoreRegionCountry extends BaseRegionCountry {}
\ No newline at end of file
diff --git a/packages/core/types/src/http/region/store/index.ts b/packages/core/types/src/http/region/store/index.ts
new file mode 100644
index 0000000000..bedb8f98bc
--- /dev/null
+++ b/packages/core/types/src/http/region/store/index.ts
@@ -0,0 +1,3 @@
+export * from "./entities"
+export * from "./queries"
+export * from "./responses"
\ No newline at end of file
diff --git a/packages/core/types/src/http/region/store.ts b/packages/core/types/src/http/region/store/queries.ts
similarity index 54%
rename from packages/core/types/src/http/region/store.ts
rename to packages/core/types/src/http/region/store/queries.ts
index 8460543e0e..203a095d5d 100644
--- a/packages/core/types/src/http/region/store.ts
+++ b/packages/core/types/src/http/region/store/queries.ts
@@ -1,11 +1,7 @@
 import {
-  BaseRegion,
-  BaseRegionCountry,
   BaseRegionCountryFilters,
   BaseRegionFilters,
-} from "./common"
+} from "../common"
 
-export interface StoreRegion extends BaseRegion {}
-export interface StoreRegionCountry extends BaseRegionCountry {}
 export interface StoreRegionFilters extends BaseRegionFilters {}
 export interface StoreRegionCountryFilters extends BaseRegionCountryFilters {}
diff --git a/packages/core/types/src/http/region/store/responses.ts b/packages/core/types/src/http/region/store/responses.ts
new file mode 100644
index 0000000000..fb01c28c35
--- /dev/null
+++ b/packages/core/types/src/http/region/store/responses.ts
@@ -0,0 +1,8 @@
+import { PaginatedResponse } from "../../common";
+import { StoreRegion } from "./entities";
+
+export type StoreRegionResponse = {
+  region: StoreRegion
+}
+
+export type StoreRegionListResponse = PaginatedResponse<{ regions: StoreRegion[] }>
\ No newline at end of file
diff --git a/packages/core/types/src/http/return-reason/index.ts b/packages/core/types/src/http/return-reason/index.ts
index 26b8eb9dad..9ef1c8109b 100644
--- a/packages/core/types/src/http/return-reason/index.ts
+++ b/packages/core/types/src/http/return-reason/index.ts
@@ -1 +1,2 @@
 export * from "./admin"
+export * from "./store"
\ No newline at end of file
diff --git a/packages/core/types/src/http/return-reason/store/entities.ts b/packages/core/types/src/http/return-reason/store/entities.ts
new file mode 100644
index 0000000000..d6e116dcc7
--- /dev/null
+++ b/packages/core/types/src/http/return-reason/store/entities.ts
@@ -0,0 +1,3 @@
+import { BaseReturnReason } from "../common";
+
+export interface StoreReturnReason extends BaseReturnReason {}
\ No newline at end of file
diff --git a/packages/core/types/src/http/return-reason/store/index.ts b/packages/core/types/src/http/return-reason/store/index.ts
new file mode 100644
index 0000000000..57fa23181b
--- /dev/null
+++ b/packages/core/types/src/http/return-reason/store/index.ts
@@ -0,0 +1,2 @@
+export * from "./entities"
+export * from "./responses"
\ No newline at end of file
diff --git a/packages/core/types/src/http/return-reason/store/responses.ts b/packages/core/types/src/http/return-reason/store/responses.ts
new file mode 100644
index 0000000000..7e6dffb443
--- /dev/null
+++ b/packages/core/types/src/http/return-reason/store/responses.ts
@@ -0,0 +1,10 @@
+import { PaginatedResponse } from "../../common";
+import { StoreReturnReason } from "./entities";
+
+export interface StoreReturnReasonResponse {
+  return_reason: StoreReturnReason
+}
+
+export type StoreReturnReasonListResponse = PaginatedResponse<{
+  return_reasons: StoreReturnReason[]
+}>
\ No newline at end of file
diff --git a/packages/core/types/src/http/return/common.ts b/packages/core/types/src/http/return/common.ts
new file mode 100644
index 0000000000..1b32289aaf
--- /dev/null
+++ b/packages/core/types/src/http/return/common.ts
@@ -0,0 +1,24 @@
+export interface BaseReturnItem {
+  id: string
+  quantity: number
+  received_quantity: number
+  reason_id?: string
+  note?: string
+  item_id: string
+  return_id: string
+  metadata?: Record<string, unknown>
+}
+
+export interface BaseReturn {
+  id: string
+  order_id: string
+  status?: string
+  exchange_id?: string
+  location_id?: string
+  claim_id?: string
+  order_version: number
+  display_id: number
+  no_notification?: boolean
+  refund_amount?: number
+  items: BaseReturnItem[]
+}
diff --git a/packages/core/types/src/http/return/index.ts b/packages/core/types/src/http/return/index.ts
index 26b8eb9dad..9ef1c8109b 100644
--- a/packages/core/types/src/http/return/index.ts
+++ b/packages/core/types/src/http/return/index.ts
@@ -1 +1,2 @@
 export * from "./admin"
+export * from "./store"
\ No newline at end of file
diff --git a/packages/core/types/src/http/return/store/entities.ts b/packages/core/types/src/http/return/store/entities.ts
new file mode 100644
index 0000000000..b8be7b4a40
--- /dev/null
+++ b/packages/core/types/src/http/return/store/entities.ts
@@ -0,0 +1,3 @@
+import { BaseReturn } from "../common";
+
+export interface StoreReturn extends BaseReturn {}
diff --git a/packages/core/types/src/http/return/store/index.ts b/packages/core/types/src/http/return/store/index.ts
new file mode 100644
index 0000000000..57fa23181b
--- /dev/null
+++ b/packages/core/types/src/http/return/store/index.ts
@@ -0,0 +1,2 @@
+export * from "./entities"
+export * from "./responses"
\ No newline at end of file
diff --git a/packages/core/types/src/http/return/store/responses.ts b/packages/core/types/src/http/return/store/responses.ts
new file mode 100644
index 0000000000..b8aae4b3ea
--- /dev/null
+++ b/packages/core/types/src/http/return/store/responses.ts
@@ -0,0 +1,5 @@
+import { StoreReturn } from "./entities";
+
+export interface StoreReturnResponse {
+  return: StoreReturn
+}
\ No newline at end of file
diff --git a/packages/core/types/src/http/shipping-option/index.ts b/packages/core/types/src/http/shipping-option/index.ts
index 26b8eb9dad..9ef1c8109b 100644
--- a/packages/core/types/src/http/shipping-option/index.ts
+++ b/packages/core/types/src/http/shipping-option/index.ts
@@ -1 +1,2 @@
 export * from "./admin"
+export * from "./store"
\ No newline at end of file
diff --git a/packages/core/types/src/http/shipping-option/store/entities.ts b/packages/core/types/src/http/shipping-option/store/entities.ts
new file mode 100644
index 0000000000..32ef95a1ec
--- /dev/null
+++ b/packages/core/types/src/http/shipping-option/store/entities.ts
@@ -0,0 +1,29 @@
+import { ShippingOptionPriceType } from "../../../fulfillment"
+import { BaseFulfillmentProvider } from "../../fulfillment-provider/common"
+
+export interface StoreShippingOptionType {
+  id: string
+  label: string
+  description: string
+  code: string
+  shipping_option_id: string
+  created_at: string
+  updated_at: string
+  deleted_at: string | null
+}
+
+export interface StoreShippingOption {
+  id: string
+  name: string
+  price_type: ShippingOptionPriceType
+  service_zone_id: string
+  provider_id: string
+  provider: BaseFulfillmentProvider
+  shipping_option_type_id: string | null
+  type: StoreShippingOptionType
+  shipping_profile_id: string
+  amount: number
+  is_tax_inclusive: boolean
+  data: Record<string, unknown> | null
+  metadata: Record<string, unknown> | null
+}
\ No newline at end of file
diff --git a/packages/core/types/src/http/shipping-option/store/index.ts b/packages/core/types/src/http/shipping-option/store/index.ts
new file mode 100644
index 0000000000..57fa23181b
--- /dev/null
+++ b/packages/core/types/src/http/shipping-option/store/index.ts
@@ -0,0 +1,2 @@
+export * from "./entities"
+export * from "./responses"
\ No newline at end of file
diff --git a/packages/core/types/src/http/shipping-option/store/responses.ts b/packages/core/types/src/http/shipping-option/store/responses.ts
new file mode 100644
index 0000000000..e6402d6a30
--- /dev/null
+++ b/packages/core/types/src/http/shipping-option/store/responses.ts
@@ -0,0 +1,5 @@
+import { StoreShippingOption } from ".";
+
+export interface StoreShippingOptionListResponse {
+  shipping_options: StoreShippingOption[]
+}
\ No newline at end of file
diff --git a/packages/medusa/src/api/store/products/[id]/route.ts b/packages/medusa/src/api/store/products/[id]/route.ts
index 9e1f5f05ec..5e537dd84d 100644
--- a/packages/medusa/src/api/store/products/[id]/route.ts
+++ b/packages/medusa/src/api/store/products/[id]/route.ts
@@ -7,10 +7,11 @@ import {
   wrapProductsWithTaxPrices,
 } from "../helpers"
 import { StoreGetProductParamsType } from "../validators"
+import { HttpTypes } from "@medusajs/types"
 
 export const GET = async (
   req: RequestWithContext<StoreGetProductParamsType>,
-  res: MedusaResponse
+  res: MedusaResponse<HttpTypes.StoreProductResponse>
 ) => {
   const withInventoryQuantity = req.remoteQueryConfig.fields.some((field) =>
     field.includes("variants.inventory_quantity")
diff --git a/packages/medusa/src/api/store/products/route.ts b/packages/medusa/src/api/store/products/route.ts
index 9a5f4ee52a..c691b5dcb9 100644
--- a/packages/medusa/src/api/store/products/route.ts
+++ b/packages/medusa/src/api/store/products/route.ts
@@ -7,10 +7,11 @@ import { MedusaResponse } from "../../../types/routing"
 import { wrapVariantsWithInventoryQuantity } from "../../utils/middlewares"
 import { StoreGetProductsParamsType } from "./validators"
 import { RequestWithContext, wrapProductsWithTaxPrices } from "./helpers"
+import { HttpTypes } from "@medusajs/types"
 
 export const GET = async (
   req: RequestWithContext<StoreGetProductsParamsType>,
-  res: MedusaResponse
+  res: MedusaResponse<HttpTypes.StoreProductListResponse>
 ) => {
   const remoteQuery = req.scope.resolve(ContainerRegistrationKeys.REMOTE_QUERY)
   const context: object = {}
diff --git a/packages/medusa/src/api/store/regions/[id]/route.ts b/packages/medusa/src/api/store/regions/[id]/route.ts
index 546395d311..2eccb5c687 100644
--- a/packages/medusa/src/api/store/regions/[id]/route.ts
+++ b/packages/medusa/src/api/store/regions/[id]/route.ts
@@ -4,8 +4,12 @@ import {
   remoteQueryObjectFromString,
 } from "@medusajs/utils"
 import { MedusaRequest, MedusaResponse } from "../../../../types/routing"
+import { HttpTypes } from "@medusajs/types"
 
-export const GET = async (req: MedusaRequest, res: MedusaResponse) => {
+export const GET = async (
+  req: MedusaRequest,
+  res: MedusaResponse<HttpTypes.StoreRegionResponse>
+) => {
   const remoteQuery = req.scope.resolve(ContainerRegistrationKeys.REMOTE_QUERY)
   const queryObject = remoteQueryObjectFromString({
     entryPoint: "region",
diff --git a/packages/medusa/src/api/store/regions/route.ts b/packages/medusa/src/api/store/regions/route.ts
index 7c7d4c0885..cb100add5f 100644
--- a/packages/medusa/src/api/store/regions/route.ts
+++ b/packages/medusa/src/api/store/regions/route.ts
@@ -3,8 +3,12 @@ import {
   remoteQueryObjectFromString,
 } from "@medusajs/utils"
 import { MedusaRequest, MedusaResponse } from "../../../types/routing"
+import { HttpTypes } from "@medusajs/types"
 
-export const GET = async (req: MedusaRequest, res: MedusaResponse) => {
+export const GET = async (
+  req: MedusaRequest,
+  res: MedusaResponse<HttpTypes.StoreRegionListResponse>
+) => {
   const remoteQuery = req.scope.resolve(ContainerRegistrationKeys.REMOTE_QUERY)
 
   const queryObject = remoteQueryObjectFromString({
diff --git a/packages/medusa/src/api/store/return-reasons/[id]/route.ts b/packages/medusa/src/api/store/return-reasons/[id]/route.ts
index c76a56dbb0..d695f8aa5f 100644
--- a/packages/medusa/src/api/store/return-reasons/[id]/route.ts
+++ b/packages/medusa/src/api/store/return-reasons/[id]/route.ts
@@ -4,10 +4,11 @@ import {
 } from "@medusajs/utils"
 import { MedusaRequest, MedusaResponse } from "../../../../types/routing"
 import { StoreReturnReasonParamsType } from "../validators"
+import { HttpTypes } from "@medusajs/types"
 
 export const GET = async (
   req: MedusaRequest<StoreReturnReasonParamsType>,
-  res: MedusaResponse
+  res: MedusaResponse<HttpTypes.StoreReturnReasonResponse>
 ) => {
   const remoteQuery = req.scope.resolve(ContainerRegistrationKeys.REMOTE_QUERY)
 
diff --git a/packages/medusa/src/api/store/return-reasons/route.ts b/packages/medusa/src/api/store/return-reasons/route.ts
index 4f507c94ad..4eeab980cf 100644
--- a/packages/medusa/src/api/store/return-reasons/route.ts
+++ b/packages/medusa/src/api/store/return-reasons/route.ts
@@ -3,8 +3,12 @@ import {
   remoteQueryObjectFromString,
 } from "@medusajs/utils"
 import { MedusaRequest, MedusaResponse } from "../../../types/routing"
+import { HttpTypes } from "@medusajs/types"
 
-export const GET = async (req: MedusaRequest, res: MedusaResponse) => {
+export const GET = async (
+  req: MedusaRequest,
+  res: MedusaResponse<HttpTypes.StoreReturnReasonListResponse>
+) => {
   const remoteQuery = req.scope.resolve(ContainerRegistrationKeys.REMOTE_QUERY)
 
   const queryObject = remoteQueryObjectFromString({
diff --git a/packages/medusa/src/api/store/return/route.ts b/packages/medusa/src/api/store/return/route.ts
index 90ce2b426d..2bd2c59adc 100644
--- a/packages/medusa/src/api/store/return/route.ts
+++ b/packages/medusa/src/api/store/return/route.ts
@@ -1,10 +1,11 @@
 import { createAndCompleteReturnOrderWorkflow } from "@medusajs/core-flows"
 import { MedusaRequest, MedusaResponse } from "../../../types/routing"
 import { StorePostReturnsReqSchemaType } from "./validators"
+import { HttpTypes } from "@medusajs/types"
 
 export const POST = async (
   req: MedusaRequest<StorePostReturnsReqSchemaType>,
-  res: MedusaResponse
+  res: MedusaResponse<HttpTypes.StoreReturnResponse>
 ) => {
   const input = req.validatedBody as StorePostReturnsReqSchemaType
 
@@ -13,5 +14,5 @@ export const POST = async (
     input,
   })
 
-  res.status(200).json({ return: result })
+  res.status(200).json({ return: result as HttpTypes.StoreReturn })
 }
diff --git a/packages/medusa/src/api/store/shipping-options/route.ts b/packages/medusa/src/api/store/shipping-options/route.ts
index 797b855567..a9a72a3318 100644
--- a/packages/medusa/src/api/store/shipping-options/route.ts
+++ b/packages/medusa/src/api/store/shipping-options/route.ts
@@ -1,9 +1,12 @@
 import { listShippingOptionsForCartWorkflow } from "@medusajs/core-flows"
-import { ICartModuleService } from "@medusajs/types"
+import { HttpTypes, ICartModuleService } from "@medusajs/types"
 import { MedusaError, ModuleRegistrationName } from "@medusajs/utils"
 import { MedusaRequest, MedusaResponse } from "../../../types/routing"
 
-export const GET = async (req: MedusaRequest, res: MedusaResponse) => {
+export const GET = async (
+  req: MedusaRequest,
+  res: MedusaResponse<HttpTypes.StoreShippingOptionListResponse>
+) => {
   const { cart_id } = req.filterableFields as { cart_id: string }
   if (!cart_id) {
     throw new MedusaError(