diff --git a/features/lwipstack/LWIPInterface.cpp b/features/lwipstack/LWIPInterface.cpp
index 1fe8f4f92e..aef8e246e2 100644
--- a/features/lwipstack/LWIPInterface.cpp
+++ b/features/lwipstack/LWIPInterface.cpp
@@ -349,36 +349,6 @@ char *LWIP::Interface::get_ip_address(char *buf, nsapi_size_t buflen)
 #endif
 }
 
-nsapi_error_t LWIP::Interface::get_ip_address_if(const char *interface_name, SocketAddress *address)
-{
-    if (!address) {
-        return NSAPI_ERROR_PARAMETER;
-    }
-
-    const ip_addr_t *addr;
-
-    if (interface_name == NULL) {
-        addr = LWIP::get_ip_addr(true, &netif);
-    } else {
-        addr = LWIP::get_ip_addr(true, netif_find(interface_name));
-    }
-#if LWIP_IPV6
-    if (IP_IS_V6(addr)) {
-        char buf[NSAPI_IPv6_SIZE];
-        address->set_ip_address(ip6addr_ntoa_r(ip_2_ip6(addr), buf, NSAPI_IPv6_SIZE));
-        return NSAPI_ERROR_OK;
-    }
-#endif
-#if LWIP_IPV4
-    if (IP_IS_V4(addr)) {
-        char buf[NSAPI_IPv4_SIZE];
-        address->set_ip_address(ip4addr_ntoa_r(ip_2_ip4(addr), buf, NSAPI_IPv4_SIZE));
-        return NSAPI_ERROR_OK;
-    }
-#endif
-    return NSAPI_ERROR_UNSUPPORTED;
-}
-
 char *LWIP::Interface::get_ip_address_if(char *buf, nsapi_size_t buflen, const char *interface_name)
 {
     const ip_addr_t *addr;
diff --git a/features/lwipstack/LWIPStack.cpp b/features/lwipstack/LWIPStack.cpp
index 254863e17a..01d9f3ca0f 100644
--- a/features/lwipstack/LWIPStack.cpp
+++ b/features/lwipstack/LWIPStack.cpp
@@ -217,6 +217,36 @@ const char *LWIP::get_ip_address()
 #endif
 }
 
+nsapi_error_t LWIP::get_ip_address_if(SocketAddress *address, const char *interface_name)
+{
+    if (!address) {
+        return NSAPI_ERROR_PARAMETER;
+    }
+
+    const ip_addr_t *addr;
+
+    if (interface_name == NULL) {
+        addr = get_ip_addr(true, &default_interface->netif);
+    } else {
+        addr = get_ip_addr(true, netif_find(interface_name));
+    }
+#if LWIP_IPV6
+    if (IP_IS_V6(addr)) {
+        char buf[NSAPI_IPv6_SIZE];
+        address->set_ip_address(ip6addr_ntoa_r(ip_2_ip6(addr), buf, NSAPI_IPv6_SIZE));
+        return NSAPI_ERROR_OK;
+    }
+#endif
+#if LWIP_IPV4
+    if (IP_IS_V4(addr)) {
+        char buf[NSAPI_IPv4_SIZE];
+        address->set_ip_address(ip4addr_ntoa_r(ip_2_ip4(addr), buf, NSAPI_IPv4_SIZE));
+        return NSAPI_ERROR_OK;
+    }
+#endif
+    return NSAPI_ERROR_UNSUPPORTED;
+}
+
 nsapi_error_t LWIP::socket_open(nsapi_socket_t *handle, nsapi_protocol_t proto)
 {
     // check if network is connected
diff --git a/features/lwipstack/LWIPStack.h b/features/lwipstack/LWIPStack.h
index 18cf9d54f6..54f2fed081 100644
--- a/features/lwipstack/LWIPStack.h
+++ b/features/lwipstack/LWIPStack.h
@@ -106,15 +106,6 @@ public:
          */
         virtual nsapi_error_t get_ipv6_link_local_address(SocketAddress *address);
 
-        /** Copies IP address of the name based network interface to user supplied buffer
-         *
-         * @param    buf        buffer to which IP address will be copied as "W:X:Y:Z"
-         * @param    buflen     size of supplied buffer
-         * @param    interface_name     naame of the interface
-         * @return              Pointer to a buffer, or NULL if the buffer is too small
-         */
-        virtual nsapi_error_t get_ip_address_if(const char *interface_name, SocketAddress *address);
-
         MBED_DEPRECATED_SINCE("mbed-os-5.15", "String-based APIs are deprecated")
         virtual char *get_ip_address_if(char *buf, nsapi_size_t buflen, const char *interface_name);
 
@@ -323,6 +314,15 @@ public:
      *                  or null if not yet connected
      */
     virtual const char *get_ip_address();
+
+    /** Copies IP address of the name based network interface to user supplied buffer
+     *
+     * @param    address        SocketAddress object pointer to store the address
+     * @param    interface_name name of the interface
+     * @return                  Pointer to a buffer, or NULL if the buffer is too small
+     */
+    virtual nsapi_error_t get_ip_address_if(SocketAddress *address, const char *interface_name);
+
     /** Set the network interface as default one
       */
     virtual void set_default_interface(OnboardNetworkStack::Interface *interface);
diff --git a/features/netsocket/OnboardNetworkStack.h b/features/netsocket/OnboardNetworkStack.h
index 7a3f25d9ea..2d7f308283 100644
--- a/features/netsocket/OnboardNetworkStack.h
+++ b/features/netsocket/OnboardNetworkStack.h
@@ -121,18 +121,6 @@ public:
             return NSAPI_ERROR_UNSUPPORTED;
         }
 
-        /** @copydoc NetworkStack::get_ip_address_if */
-        virtual nsapi_error_t get_ip_address_if(SocketAddress *address, const char *interface_name)
-        {
-            return NSAPI_ERROR_UNSUPPORTED;
-        }
-
-        MBED_DEPRECATED_SINCE("mbed-os-5.15", "String-based APIs are deprecated")
-        virtual char *get_ip_address_if(char *buf, nsapi_size_t buflen, const char *interface_name)
-        {
-            return NULL;
-        };
-
         /** @copydoc NetworkStack::get_netmask */
         virtual nsapi_error_t get_netmask(SocketAddress *address) = 0;