diff --git a/contracts/src/ModuleRegistry.sol b/contracts/src/ModuleRegistry.sol
index f2ad6e1e..c0e2bcce 100644
--- a/contracts/src/ModuleRegistry.sol
+++ b/contracts/src/ModuleRegistry.sol
@@ -21,7 +21,7 @@ contract ModuleRegistry is OwnableUpgradeable {
   IRouter public router;
   /// @dev The list of Modules, accessed by their address
   mapping(address id => Module module) public modules;
-  /// @dev The list of Module addresses
+  /// @dev Deprecated: The `moduleAddresses` variable is no longer used. It was used to store the modules addresses.
   address[] public moduleAddresses;
 
   /// @notice Error thrown when an invalid Router address is given
diff --git a/contracts/src/PortalRegistry.sol b/contracts/src/PortalRegistry.sol
index 2f684173..c8da6fea 100644
--- a/contracts/src/PortalRegistry.sol
+++ b/contracts/src/PortalRegistry.sol
@@ -23,6 +23,7 @@ contract PortalRegistry is OwnableUpgradeable {
 
   mapping(address issuerAddress => bool isIssuer) private issuers;
 
+  /// @dev Deprecated: The `portalAddresses` variable is no longer used. It was used to store the portals addresses.
   address[] private portalAddresses;
 
   bool private isTestnet;
diff --git a/contracts/src/SchemaRegistry.sol b/contracts/src/SchemaRegistry.sol
index b077c9d3..42d418dc 100644
--- a/contracts/src/SchemaRegistry.sol
+++ b/contracts/src/SchemaRegistry.sol
@@ -16,7 +16,7 @@ contract SchemaRegistry is OwnableUpgradeable {
   IRouter public router;
   /// @dev The list of Schemas, accessed by their ID
   mapping(bytes32 id => Schema schema) private schemas;
-  /// @dev The list of Schema IDs
+  /// @dev Deprecated: The `schemaIds` variable is no longer used. It was used to store the ids of schemas.
   bytes32[] public schemaIds;
   /// @dev Associates a Schema ID with the address of the Issuer who created it
   mapping(bytes32 id => address issuer) private schemasIssuers;
diff --git a/sdk/doc/cli-examples.md b/sdk/doc/cli-examples.md
index 24a492f3..f89d5d6f 100644
--- a/sdk/doc/cli-examples.md
+++ b/sdk/doc/cli-examples.md
@@ -117,8 +117,6 @@
 
     pnpm module isRegistered "0x8DcC1F7e746D6071Eb3ee9012aFB6c707bFf82a5"
 
-    pnpm module getModuleAddress 0
-
     pnpm module getModule "0x8DcC1F7e746D6071Eb3ee9012aFB6c707bFf82a5"
     ```
 
@@ -151,8 +149,6 @@
     pnpm schema getSchemasNumber
 
     pnpm schema isRegistered "0x9ba590dd7fbd5bd1a7d06cdcb4744e20a49b3520560575cd63de17734a408738"
-
-    pnpm schema getSchemaIds 0
     ```
 
 </details>
diff --git a/sdk/examples/module/moduleExamples.ts b/sdk/examples/module/moduleExamples.ts
index 2bbe9ff6..1f1d99c5 100644
--- a/sdk/examples/module/moduleExamples.ts
+++ b/sdk/examples/module/moduleExamples.ts
@@ -182,11 +182,6 @@ export default class ModuleExamples {
       console.log(await this.veraxSdk.module.isRegistered(moduleAddress));
     }
 
-    if (methodName.toLowerCase() == "getModuleAddress".toLowerCase() || methodName == "") {
-      const index: number = argv === "" ? 0 : (argv as unknown as number);
-      console.log(await this.veraxSdk.module.getModuleAddress(index));
-    }
-
     if (methodName.toLowerCase() == "getModule".toLowerCase() || methodName == "") {
       const moduleAddress: Address = argv === "" ? "0x8DcC1F7e746D6071Eb3ee9012aFB6c707bFf82a5" : (argv as Address);
       console.log(await this.veraxSdk.module.getModule(moduleAddress));
diff --git a/sdk/examples/schema/schemaExamples.ts b/sdk/examples/schema/schemaExamples.ts
index af390758..7f001ddd 100644
--- a/sdk/examples/schema/schemaExamples.ts
+++ b/sdk/examples/schema/schemaExamples.ts
@@ -93,10 +93,5 @@ export default class SchemaExamples {
         argv === "" ? "0x9ba590dd7fbd5bd1a7d06cdcb4744e20a49b3520560575cd63de17734a408738" : argv;
       console.log(await this.veraxSdk.schema.isRegistered(schemaId));
     }
-
-    if (methodName.toLowerCase() == "getSchemaIds".toLowerCase() || methodName == "") {
-      const index: number = argv === "" ? 0 : (argv as unknown as number);
-      console.log(await this.veraxSdk.schema.getSchemaIds(index));
-    }
   }
 }
diff --git a/sdk/src/dataMapper/ModuleDataMapper.ts b/sdk/src/dataMapper/ModuleDataMapper.ts
index 0e0bddd5..a2f34187 100644
--- a/sdk/src/dataMapper/ModuleDataMapper.ts
+++ b/sdk/src/dataMapper/ModuleDataMapper.ts
@@ -18,7 +18,7 @@ export default class ModuleDataMapper extends BaseDataMapper<Module, Module_filt
   }`;
 
   async simulateUpdateRouter(routerAddress: Address) {
-    return await this.simulateContract("updateRouter", [routerAddress]);
+    return this.simulateContract("updateRouter", [routerAddress]);
   }
 
   async updateRouter(routerAddress: Address, waitForConfirmation: boolean = false) {
@@ -27,7 +27,7 @@ export default class ModuleDataMapper extends BaseDataMapper<Module, Module_filt
   }
 
   async simulateRegister(name: string, description: string, moduleAddress: Address) {
-    return await this.simulateContract("register", [name, description, moduleAddress]);
+    return this.simulateContract("register", [name, description, moduleAddress]);
   }
 
   async register(name: string, description: string, moduleAddress: Address, waitForConfirmation: boolean = false) {
@@ -85,11 +85,7 @@ export default class ModuleDataMapper extends BaseDataMapper<Module, Module_filt
         attestationData,
       ]);
     }
-    return await this.simulateContract("bulkRunModules", [
-      modulesAddresses,
-      attestationPayloadsArg,
-      validationPayloads,
-    ]);
+    return this.simulateContract("bulkRunModules", [modulesAddresses, attestationPayloadsArg, validationPayloads]);
   }
 
   async bulkRunModules(
@@ -103,27 +99,23 @@ export default class ModuleDataMapper extends BaseDataMapper<Module, Module_filt
   }
 
   async isContractAddress(contractAddress: Address) {
-    return await this.executeReadMethod("isContractAddress", [contractAddress]);
+    return this.executeReadMethod("isContractAddress", [contractAddress]);
   }
 
   async getModulesNumber() {
-    return await super.findTotalCount();
+    return super.findTotalCount();
   }
 
   async isRegistered(moduleAddress: Address) {
-    return await this.executeReadMethod("isRegistered", [moduleAddress]);
-  }
-
-  async getModuleAddress(index: number) {
-    return await this.executeReadMethod("moduleAddresses", [index]);
+    return this.executeReadMethod("isRegistered", [moduleAddress]);
   }
 
   async getModule(moduleAddress: Address) {
-    return await this.executeReadMethod("modules", [moduleAddress]);
+    return this.executeReadMethod("modules", [moduleAddress]);
   }
 
   private async executeReadMethod(functionName: string, args: unknown[]) {
-    return await this.web3Client.readContract({
+    return this.web3Client.readContract({
       abi: abiModuleRegistry,
       address: this.conf.moduleRegistryAddress,
       functionName,
diff --git a/sdk/src/dataMapper/PortalDataMapper.ts b/sdk/src/dataMapper/PortalDataMapper.ts
index 3af7a5e2..86b64ab1 100644
--- a/sdk/src/dataMapper/PortalDataMapper.ts
+++ b/sdk/src/dataMapper/PortalDataMapper.ts
@@ -261,6 +261,10 @@ export default class PortalDataMapper extends BaseDataMapper<Portal, Portal_filt
     return this.executePortalRegistryReadMethod("getPortalByAddress", [id]);
   }
 
+  async getPortalsNumber() {
+    return super.findTotalCount();
+  }
+
   async isPortalRegistered(id: Address) {
     return this.executePortalRegistryReadMethod("isRegistered", [id]);
   }
diff --git a/sdk/src/dataMapper/SchemaDataMapper.ts b/sdk/src/dataMapper/SchemaDataMapper.ts
index 55779539..3d133174 100644
--- a/sdk/src/dataMapper/SchemaDataMapper.ts
+++ b/sdk/src/dataMapper/SchemaDataMapper.ts
@@ -63,17 +63,13 @@ export default class SchemaDataMapper extends BaseDataMapper<Schema, Schema_filt
   }
 
   async getSchemasNumber() {
-    return await super.findTotalCount();
+    return super.findTotalCount();
   }
 
   async isRegistered(schemaId: string) {
     return this.executeReadMethod("isRegistered", [schemaId]);
   }
 
-  async getSchemaIds(index: number) {
-    return this.executeReadMethod("schemaIds", [index]);
-  }
-
   private async executeReadMethod(functionName: string, args: unknown[]) {
     return this.web3Client.readContract({
       abi: abiSchemaRegistry,
diff --git a/sdk/src/dataMapper/UtilsDataMapper.test.ts b/sdk/src/dataMapper/UtilsDataMapper.test.ts
index 1aab3878..089884b9 100644
--- a/sdk/src/dataMapper/UtilsDataMapper.test.ts
+++ b/sdk/src/dataMapper/UtilsDataMapper.test.ts
@@ -1,7 +1,6 @@
 import UtilsDataMapper from "./UtilsDataMapper";
 import { abiAttestationRegistry } from "../abi/AttestationRegistry";
 import { encode, decode } from "../utils/abiCoder";
-import { subgraphCall } from "../utils/graphClientHelper";
 import { PublicClient, WalletClient } from "viem";
 import { lineaSepolia } from "viem/chains";
 import { Conf } from "../types";
@@ -12,10 +11,6 @@ jest.mock("../utils/abiCoder", () => ({
   decode: jest.fn(),
 }));
 
-jest.mock("../utils/graphClientHelper", () => ({
-  subgraphCall: jest.fn(),
-}));
-
 describe("UtilsDataMapper", () => {
   let utilsDataMapper: UtilsDataMapper;
   const mockConf: Conf = {
@@ -35,57 +30,6 @@ describe("UtilsDataMapper", () => {
     utilsDataMapper = new UtilsDataMapper(mockConf, mockWeb3Client, mockVeraxSdk, mockWalletClient);
   });
 
-  describe("getModulesNumber", () => {
-    it("should return the modules counter from subgraph", async () => {
-      const mockModulesCount = 10;
-      (subgraphCall as jest.Mock).mockResolvedValue({
-        data: { data: { counters: [{ modules: mockModulesCount }] } },
-        status: 200,
-      });
-
-      const result = await utilsDataMapper.getModulesNumber();
-      expect(result).toBe(mockModulesCount);
-      expect(subgraphCall).toHaveBeenCalledWith(
-        `query get_module_counter { counters { modules } }`,
-        mockConf.subgraphUrl,
-      );
-    });
-  });
-
-  describe("getPortalsCount", () => {
-    it("should return the portals counter from subgraph", async () => {
-      const mockPortalsCount = 5;
-      (subgraphCall as jest.Mock).mockResolvedValue({
-        data: { data: { counters: [{ portals: mockPortalsCount }] } },
-        status: 200,
-      });
-
-      const result = await utilsDataMapper.getPortalsCount();
-      expect(result).toBe(mockPortalsCount);
-      expect(subgraphCall).toHaveBeenCalledWith(
-        `query get_portal_counter { counters { portals } }`,
-        mockConf.subgraphUrl,
-      );
-    });
-  });
-
-  describe("getSchemasNumber", () => {
-    it("should return the schemas counter from subgraph", async () => {
-      const mockSchemasCount = 7;
-      (subgraphCall as jest.Mock).mockResolvedValue({
-        data: { data: { counters: [{ schemas: mockSchemasCount }] } },
-        status: 200,
-      });
-
-      const result = await utilsDataMapper.getSchemasNumber();
-      expect(result).toBe(mockSchemasCount);
-      expect(subgraphCall).toHaveBeenCalledWith(
-        `query get_schema_counter { counters { schemas } }`,
-        mockConf.subgraphUrl,
-      );
-    });
-  });
-
   describe("getVersionNumber", () => {
     it("should call web3Client to get the version number", async () => {
       const mockVersion = "1.0.0";
@@ -101,21 +45,6 @@ describe("UtilsDataMapper", () => {
     });
   });
 
-  describe("getAttestationIdCounter", () => {
-    it("should call web3Client to get the attestation ID counter", async () => {
-      const mockCounter = 100;
-      (mockWeb3Client.readContract as jest.Mock).mockResolvedValue(mockCounter);
-
-      const result = await utilsDataMapper.getAttestationIdCounter();
-      expect(result).toBe(mockCounter);
-      expect(mockWeb3Client.readContract).toHaveBeenCalledWith({
-        abi: abiAttestationRegistry,
-        address: mockConf.attestationRegistryAddress,
-        functionName: "getAttestationIdCounter",
-      });
-    });
-  });
-
   describe("encode", () => {
     it("should call encode with correct arguments", () => {
       const schema = "schema";
diff --git a/sdk/src/dataMapper/UtilsDataMapper.ts b/sdk/src/dataMapper/UtilsDataMapper.ts
index 70b95146..5af46928 100644
--- a/sdk/src/dataMapper/UtilsDataMapper.ts
+++ b/sdk/src/dataMapper/UtilsDataMapper.ts
@@ -2,7 +2,6 @@ import BaseDataMapper from "./BaseDataMapper";
 import { abiAttestationRegistry } from "../abi/AttestationRegistry";
 import { decode, encode } from "../utils/abiCoder";
 import { Hex } from "viem";
-import { subgraphCall } from "../utils/graphClientHelper";
 
 export default class UtilsDataMapper extends BaseDataMapper<object, unknown, unknown> {
   typeName = "counter";
@@ -13,18 +12,6 @@ export default class UtilsDataMapper extends BaseDataMapper<object, unknown, unk
         schemas
   }`;
 
-  async getModulesNumber() {
-    return await this.getCounterForType("module");
-  }
-
-  async getPortalsCount() {
-    return await this.getCounterForType("portal");
-  }
-
-  async getSchemasNumber() {
-    return await this.getCounterForType("schema");
-  }
-
   async getVersionNumber() {
     return this.web3Client.readContract({
       abi: abiAttestationRegistry,
@@ -33,14 +20,6 @@ export default class UtilsDataMapper extends BaseDataMapper<object, unknown, unk
     });
   }
 
-  async getAttestationIdCounter() {
-    return this.web3Client.readContract({
-      abi: abiAttestationRegistry,
-      address: this.conf.attestationRegistryAddress,
-      functionName: "getAttestationIdCounter",
-    });
-  }
-
   encode(schema: string, values: unknown[]): Hex {
     return encode(schema, values);
   }
@@ -48,16 +27,4 @@ export default class UtilsDataMapper extends BaseDataMapper<object, unknown, unk
   decode(schema: string, attestationData: Hex): readonly unknown[] {
     return decode(schema, attestationData);
   }
-
-  private async getCounterForType(type: string) {
-    const query = `query get_${type}_counter { counters { ${type}s } }`;
-
-    const { data, status } = await subgraphCall(query, this.conf.subgraphUrl);
-
-    if (status != 200) {
-      throw new Error(`Error(s) while fetching total count of ${type}s`);
-    }
-
-    return data?.data ? data.data["counters"][0][`${type}s`] : 0;
-  }
 }