diff --git a/esphome/components/lora/__init__.py b/esphome/components/lora/__init__.py
index c11fd37506..cf623e1dd9 100644
--- a/esphome/components/lora/__init__.py
+++ b/esphome/components/lora/__init__.py
@@ -1,7 +1,8 @@
 import esphome.codegen as cg
 import esphome.config_validation as cv
 from esphome import pins
-from esphome.components import sensor, text_sensor, uart
+from esphome.components import sensor, text_sensor, uart, pcf8574
+
 from esphome.const import (
     DEVICE_CLASS_SIGNAL_STRENGTH,
     UNIT_DECIBEL_MILLIWATT,
@@ -14,17 +15,18 @@ DEPENDENCIES = ["uart"]
 AUTO_LOAD = ["uart", "sensor", "text_sensor"]
 
 lora_ns = cg.esphome_ns.namespace("lora")
-Lora = lora_ns.class_("Lora", cg.PollingComponent, uart.UARTDevice)
+LoraComponent = lora_ns.class_("Lora", cg.PollingComponent, uart.UARTDevice)
 CONF_PIN_AUX = "pin_aux"
 CONF_PIN_M0 = "pin_m0"
 CONF_PIN_M1 = "pin_m1"
+CONF_PCF8574 = "pcf8574"
 CONF_LORA_MESSAGE = "lora_message"
 CONF_LORA_RSSI = "lora_rssi"
 CONF_LORA = "lora"
 CONFIG_SCHEMA = (
     cv.Schema(
         {
-            cv.GenerateID(): cv.declare_id(Lora),
+            cv.GenerateID(): cv.declare_id(LoraComponent),
             # for communication to let us know that we can receive data
             cv.Required(CONF_PIN_AUX): pins.gpio_input_pin_schema,
             # for communication set the mode
@@ -35,6 +37,7 @@ CONFIG_SCHEMA = (
             cv.Optional(CONF_LORA_MESSAGE): text_sensor.text_sensor_schema(
                 entity_category=ENTITY_CATEGORY_NONE,
             ),
+            cv.Optional(CONF_PCF8574): cv.use_id(pcf8574.PCF8574Component),
             # if you want to see the rssi
             cv.Optional(CONF_LORA_RSSI): sensor.sensor_schema(
                 device_class=DEVICE_CLASS_SIGNAL_STRENGTH,
@@ -66,6 +69,10 @@ async def to_code(config):
         sens = await text_sensor.new_text_sensor(config[CONF_LORA_MESSAGE])
         cg.add(var.set_message_sensor(sens))
 
+    if CONF_LORA_MESSAGE in config:
+        comp = await cg.get_variable(config[CONF_PCF8574])
+        cg.add(var.set_pcf8574(comp))
+
     if CONF_LORA_RSSI in config:
         sens = await sensor.new_sensor(config[CONF_LORA_RSSI])
         cg.add(var.set_rssi_sensor(sens))
diff --git a/esphome/components/lora/lora.h b/esphome/components/lora/lora.h
index 0fb0a8b1e8..2c124f0698 100644
--- a/esphome/components/lora/lora.h
+++ b/esphome/components/lora/lora.h
@@ -2,6 +2,7 @@
 #include <utility>
 #include <vector>
 #include "esphome/core/component.h"
+#include "esphome/components/pcf8574/pcf8574.h"
 #include "esphome/components/sensor/sensor.h"
 #include "esphome/components/text_sensor/text_sensor.h"
 #include "esphome/core/helpers.h"
@@ -40,6 +41,7 @@ class Lora : public PollingComponent, public uart::UARTDevice {
   void set_pin_aux(GPIOPin *pin_aux) { pin_aux_ = pin_aux; }
   void set_pin_m0(GPIOPin *pin_m0) { pin_m0_ = pin_m0; }
   void set_pin_m1(GPIOPin *pin_m1) { pin_m1_ = pin_m1; }
+  void set_pcf8574(pcf8574::PCF8574Component *pcf8574) { pcf8574_ = pcf8574; }
 
  private:
   ModeType mode_ = MODE_INIT;
@@ -64,6 +66,7 @@ class Lora : public PollingComponent, public uart::UARTDevice {
   GPIOPin *pin_aux_;
   GPIOPin *pin_m0_;
   GPIOPin *pin_m1_;
+  pcf8574::PCF8574Component *pcf8574_{nullptr};
 };
 
 }  // namespace lora
diff --git a/esphome/components/lora/switch/__init__.py b/esphome/components/lora/switch/__init__.py
index 92ae48c22a..1b0230baf1 100644
--- a/esphome/components/lora/switch/__init__.py
+++ b/esphome/components/lora/switch/__init__.py
@@ -1,7 +1,7 @@
 import esphome.codegen as cg
 import esphome.config_validation as cv
 from esphome.components import switch
-from .. import CONF_LORA, Lora, lora_ns
+from .. import CONF_LORA, LoraComponent, lora_ns
 
 LoraSwitch = lora_ns.class_("LoraSwitch", switch.Switch, cg.Component)
 
@@ -10,7 +10,7 @@ CONFIG_SCHEMA = (
     switch.switch_schema(LoraSwitch, block_inverted=True)
     .extend(
         {
-            cv.Required(CONF_LORA): cv.use_id(Lora),
+            cv.Required(CONF_LORA): cv.use_id(LoraComponent),
             cv.Required(PIN_TO_SEND): cv.int_range(min=1, max=256),
         }
     )