diff --git a/CHANGELOG.md b/CHANGELOG.md
index cc607393..adabd7d8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,9 @@
 # Changelog
 
+## [v1.21.0](https://github.com/contentstack/contentstack-management-javascript/tree/v1.21.0) (2025-05-05)
+ - Enhancement
+    - Region support added
+    
 ## [v1.20.3](https://github.com/contentstack/contentstack-management-javascript/tree/v1.20.3) (2025-04-21)
  - Fix
     - Handle the sanity tests when ENVs are not provided
diff --git a/lib/contentstack.js b/lib/contentstack.js
index cf716495..18ded7fd 100644
--- a/lib/contentstack.js
+++ b/lib/contentstack.js
@@ -7,6 +7,14 @@ import clonedeep from 'lodash/cloneDeep'
 import getUserAgent from './core/Util.js'
 import contentstackClient from './contentstackClient.js'
 import httpClient from './core/contentstackHTTPClient.js'
+const regionHostMap = {
+  NA: 'api.contentstack.io',
+  EU: 'eu-api.contentstack.com',
+  AZURE_NA: 'azure-na-api.contentstack.com',
+  AZURE_EU: 'azure-eu-api.contentstack.com',
+  GCP_NA: 'gcp-na-api.contentstack.com',
+  GCP_EU: 'gcp-eu-api.contentstack.com'
+}
 
 /**
  * Create client instance
@@ -161,8 +169,22 @@ import httpClient from './core/contentstackHTTPClient.js'
  * @returns Contentstack.Client
  */
 export function client (params = {}) {
+  let defaultHostName
+
+  if (params.region) {
+    const region = params.region.toUpperCase()
+    if (!regionHostMap[region]) {
+      throw new Error(`Invalid region '${params.region}' provided. Allowed regions are: ${Object.keys(regionHostMap).join(', ')}`)
+    }
+    defaultHostName = regionHostMap[region]
+  } else if (params.host) {
+    defaultHostName = params.host
+  } else {
+    defaultHostName = regionHostMap['NA']
+  }
+
   const defaultParameter = {
-    defaultHostName: 'api.contentstack.io'
+    defaultHostName: defaultHostName
   }
 
   const sdkAgent = `contentstack-management-javascript/${packages.version}`
diff --git a/lib/core/contentstackHTTPClient.js b/lib/core/contentstackHTTPClient.js
index 67cf14ba..c1e12770 100644
--- a/lib/core/contentstackHTTPClient.js
+++ b/lib/core/contentstackHTTPClient.js
@@ -53,6 +53,9 @@ export default function contentstackHttpClient (options) {
   let port = config.port || 443
   const version = config.version || 'v3'
 
+  if (config.region) {
+    config.host = config.defaultHostName // set region on priority
+  }
   if (isHost(config.host)) {
     const parsed = config.host.split(':')
     if (parsed.length === 2) {
diff --git a/package-lock.json b/package-lock.json
index 5b5b6f65..409fc16e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@contentstack/management",
-  "version": "1.20.3",
+  "version": "1.21.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@contentstack/management",
-      "version": "1.20.3",
+      "version": "1.21.0",
       "license": "MIT",
       "dependencies": {
         "assert": "^2.1.0",
diff --git a/package.json b/package.json
index 8134643c..2a95f1b7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@contentstack/management",
-  "version": "1.20.3",
+  "version": "1.21.0",
   "description": "The Content Management API is used to manage the content of your Contentstack account",
   "main": "./dist/node/contentstack-management.js",
   "browser": "./dist/web/contentstack-management.js",
diff --git a/test/sanity-check/api/user-test.js b/test/sanity-check/api/user-test.js
index 838828cf..015307fa 100644
--- a/test/sanity-check/api/user-test.js
+++ b/test/sanity-check/api/user-test.js
@@ -4,6 +4,7 @@ import { contentstackClient } from '../../sanity-check/utility/ContentstackClien
 import { jsonWrite } from '../../sanity-check/utility/fileOperations/readwrite'
 import axios from 'axios'
 import dotenv from 'dotenv'
+import * as contentstack from '../../../lib/contentstack.js'
 
 dotenv.config()
 var authtoken = ''
@@ -74,4 +75,63 @@ describe('Contentstack User Session api Test', () => {
       })
       .catch(done)
   })
+
+  it('should get host for NA region by default', done => {
+    const client = contentstack.client()
+    const baseUrl = client.axiosInstance.defaults.baseURL
+    expect(baseUrl).to.include('api.contentstack.io', 'region NA set correctly by default')
+    done()
+  })
+
+  it('should get host for NA region', done => {
+    const client = contentstack.client({ region: 'NA' })
+    const baseUrl = client.axiosInstance.defaults.baseURL
+    expect(baseUrl).to.include('api.contentstack.io', 'region NA set correctly')
+    done()
+  })
+
+  it('should get host for NA region on priority', done => {
+    const client = contentstack.client({ region: 'NA', host: 'dev11-api.csnonprod.com' })
+    const baseUrl = client.axiosInstance.defaults.baseURL
+    expect(baseUrl).to.include('api.contentstack.io', 'region NA set correctly with priority')
+    done()
+  })
+
+  it('should get custom host', done => {
+    const client = contentstack.client({ host: 'dev11-api.csnonprod.com' })
+    const baseUrl = client.axiosInstance.defaults.baseURL
+    expect(baseUrl).to.include('dev11-api.csnonprod.com', 'custom host set correctly')
+    done()
+  })
+
+  it('should get host for EU region', done => {
+    const client = contentstack.client({ region: 'EU' })
+    const baseUrl = client.axiosInstance.defaults.baseURL
+    expect(baseUrl).to.include('eu-api.contentstack.com', 'region EU set correctly')
+    done()
+  })
+
+  it('should get host for AZURE_NA region', done => {
+    const client = contentstack.client({ region: 'AZURE_NA' })
+    const baseUrl = client.axiosInstance.defaults.baseURL
+    expect(baseUrl).to.include('azure-na-api.contentstack.com', 'region AZURE_NA set correctly')
+    done()
+  })
+
+  it('should get host for GCP_NA region', done => {
+    const client = contentstack.client({ region: 'GCP_NA' })
+    const baseUrl = client.axiosInstance.defaults.baseURL
+    expect(baseUrl).to.include('gcp-na-api.contentstack.com', 'region GCP_NA set correctly')
+    done()
+  })
+
+  it('should throw error for invalid region', done => {
+    try {
+      contentstack.client({ region: 'DUMMYREGION' })
+      done(new Error('Expected error was not thrown for invalid region'))
+    } catch (error) {
+      expect(error.message).to.include('Invalid region', 'Error message should indicate invalid region')
+      done()
+    }
+  })
 })