diff --git a/README.md b/README.md
index 069b38f..0aebdf4 100644
--- a/README.md
+++ b/README.md
@@ -54,6 +54,14 @@ Buscando um banco específico pelo seu código.
 const response = await api.bank.getBy(1);
 ```
 
+### CEP V1
+
+Buscando um CEP específico.
+
+```js
+const response = await api.cepV1.getBy('01001000');
+```
+
 ### CEP V2
 
 Buscando um CEP específico.
diff --git a/package-lock.json b/package-lock.json
index 0d09251..c20d5ef 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "brasilapi-js",
-  "version": "0.0.1",
+  "version": "1.0.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "brasilapi-js",
-      "version": "0.0.1",
+      "version": "1.0.0",
       "license": "MIT",
       "dependencies": {
         "axios": "^1.5.1"
diff --git a/package.json b/package.json
index a9dc539..8061f83 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "brasilapi-js",
-  "version": "0.0.3",
+  "version": "1.0.0",
   "description": "biblioteca em js para acessar Brasil Api",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",
diff --git a/src/index.ts b/src/index.ts
index f8418f7..208485d 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,5 +1,6 @@
 import * as bank from "./routes/bank";
 import * as cep from "./routes/cep";
+import * as cepV1 from "./routes/cepV1";
 import * as cnpj from "./routes/cnpj";
 import * as cvm from "./routes/cvm";
 import * as ddd from "./routes/ddd";
@@ -24,6 +25,9 @@ export {
   /** Informações referentes a CEPs */
   cep,
 
+  /** Informações referentes a CEPs V1 */
+  cepV1,
+
   /** Busca dados de empresas por CNPJ */
   cnpj,
 
diff --git a/src/routes/cepV1.ts b/src/routes/cepV1.ts
new file mode 100644
index 0000000..e5bb9d1
--- /dev/null
+++ b/src/routes/cepV1.ts
@@ -0,0 +1,9 @@
+import { get } from "../service/api.service";
+import { CepV1 } from "../types/cep";
+import { onlyNumbers } from "../utils/format";
+
+const endpointV1 = "/cep/v1/";
+
+export const getBy = (cep: string) => {
+  return get<CepV1>(endpointV1 + onlyNumbers(cep));
+};
diff --git a/test/module/cjs/index.js b/test/module/cjs/index.js
index 8edb729..aed7415 100644
--- a/test/module/cjs/index.js
+++ b/test/module/cjs/index.js
@@ -4,6 +4,7 @@ const api = require("brasilapi-js");
 assert.strictEqual(typeof api.bank.getAll, "function");
 assert.strictEqual(typeof api.bank.getBy, "function");
 assert.strictEqual(typeof api.cep.getBy, "function");
+assert.strictEqual(typeof api.cepV1.getBy, "function");
 assert.strictEqual(typeof api.cnpj.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getAll, "function");
diff --git a/test/module/esm/index.js b/test/module/esm/index.js
index c574fc7..5879775 100644
--- a/test/module/esm/index.js
+++ b/test/module/esm/index.js
@@ -4,6 +4,7 @@ import api from "brasilapi-js";
 assert.strictEqual(typeof api.bank.getAll, "function");
 assert.strictEqual(typeof api.bank.getBy, "function");
 assert.strictEqual(typeof api.cep.getBy, "function");
+assert.strictEqual(typeof api.cepV1.getBy, "function");
 assert.strictEqual(typeof api.cnpj.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getAll, "function");
diff --git a/test/module/ts-require/index.js b/test/module/ts-require/index.js
index aebbf11..6397623 100644
--- a/test/module/ts-require/index.js
+++ b/test/module/ts-require/index.js
@@ -4,6 +4,7 @@ const api = require("brasilapi-js");
 assert.strictEqual(typeof api.bank.getAll, "function");
 assert.strictEqual(typeof api.bank.getBy, "function");
 assert.strictEqual(typeof api.cep.getBy, "function");
+assert.strictEqual(typeof api.cepV1.getBy, "function");
 assert.strictEqual(typeof api.cnpj.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getAll, "function");
diff --git a/test/module/ts-require/index.ts b/test/module/ts-require/index.ts
index 8edb729..aed7415 100644
--- a/test/module/ts-require/index.ts
+++ b/test/module/ts-require/index.ts
@@ -4,6 +4,7 @@ const api = require("brasilapi-js");
 assert.strictEqual(typeof api.bank.getAll, "function");
 assert.strictEqual(typeof api.bank.getBy, "function");
 assert.strictEqual(typeof api.cep.getBy, "function");
+assert.strictEqual(typeof api.cepV1.getBy, "function");
 assert.strictEqual(typeof api.cnpj.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getAll, "function");
diff --git a/test/module/ts/index.js b/test/module/ts/index.js
index 13c5607..49e8ded 100644
--- a/test/module/ts/index.js
+++ b/test/module/ts/index.js
@@ -3,6 +3,7 @@ import api from "brasilapi-js";
 assert.strictEqual(typeof api.bank.getAll, "function");
 assert.strictEqual(typeof api.bank.getBy, "function");
 assert.strictEqual(typeof api.cep.getBy, "function");
+assert.strictEqual(typeof api.cepV1.getBy, "function");
 assert.strictEqual(typeof api.cnpj.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getAll, "function");
diff --git a/test/module/ts/index.ts b/test/module/ts/index.ts
index c574fc7..5879775 100644
--- a/test/module/ts/index.ts
+++ b/test/module/ts/index.ts
@@ -4,6 +4,7 @@ import api from "brasilapi-js";
 assert.strictEqual(typeof api.bank.getAll, "function");
 assert.strictEqual(typeof api.bank.getBy, "function");
 assert.strictEqual(typeof api.cep.getBy, "function");
+assert.strictEqual(typeof api.cepV1.getBy, "function");
 assert.strictEqual(typeof api.cnpj.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getBy, "function");
 assert.strictEqual(typeof api.cptec.city.getAll, "function");