diff --git a/Src/ViaCEP/IViaCepClient.cs b/Src/ViaCEP/IViaCepClient.cs
deleted file mode 100644
index 355f07a..0000000
--- a/Src/ViaCEP/IViaCepClient.cs
+++ /dev/null
@@ -1,46 +0,0 @@
-namespace ViaCep
-{
-    using System.Collections.Generic;
-    using System.Threading;
-    using System.Threading.Tasks;
-
-    /// <summary>
-    /// The ViaCEP client interface.
-    /// </summary>
-    public interface IViaCepClient
-    {
-        /// <summary>
-        /// Searches the specified zip code.
-        /// </summary>
-        /// <param name="zipCode">The zip code.</param>
-        /// <returns></returns>
-        ViaCepResult Search(string zipCode);
-
-        /// <summary>
-        /// Searches the specified address by state initials (UF), city and address name.
-        /// </summary>
-        /// <param name="stateInitials">The state initials.</param>
-        /// <param name="city">The city.</param>
-        /// <param name="address">The address.</param>
-        /// <returns></returns>
-        IEnumerable<ViaCepResult> Search(string stateInitials, string city, string address);
-
-        /// <summary>
-        /// Searches the specified zip code asynchronous.
-        /// </summary>
-        /// <param name="zipCode">The zip code.</param>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        /// <returns></returns>
-        Task<ViaCepResult> SearchAsync(string zipCode, CancellationToken cancellationToken);
-
-        /// <summary>
-        /// Searches the specified address by state initials (UF), city and address name asynchronous.
-        /// </summary>
-        /// <param name="stateInitials">The state initials.</param>
-        /// <param name="city">The city.</param>
-        /// <param name="address">The address.</param>
-        /// <param name="cancellationToken">The cancellation token.</param>
-        /// <returns></returns>
-        Task<IEnumerable<ViaCepResult>> SearchAsync(string stateInitials, string city, string address, CancellationToken cancellationToken);
-    }
-}