diff --git a/include/openthread/instance.h b/include/openthread/instance.h
index eba6c33d4..1a68a8d4a 100644
--- a/include/openthread/instance.h
+++ b/include/openthread/instance.h
@@ -53,7 +53,7 @@ extern "C" {
  * @note This number versions both OpenThread platform and user APIs.
  *
  */
-#define OPENTHREAD_API_VERSION (440)
+#define OPENTHREAD_API_VERSION (441)
 
 /**
  * @addtogroup api-instance
diff --git a/include/openthread/trel.h b/include/openthread/trel.h
index e9a0bf00a..dd186fa59 100644
--- a/include/openthread/trel.h
+++ b/include/openthread/trel.h
@@ -184,6 +184,16 @@ const otTrelCounters *otTrelGetCounters(otInstance *aInstance);
  */
 void otTrelResetCounters(otInstance *aInstance);
 
+/**
+ * Gets the UDP port of the TREL interface.
+ *
+ * @param[in]  aInstance  A pointer to an OpenThread instance.
+ *
+ * @returns UDP port of the TREL interface.
+ *
+ */
+uint16_t otTrelGetUdpPort(otInstance *aInstance);
+
 /**
  * @}
  *
diff --git a/src/cli/README.md b/src/cli/README.md
index 0b7c15f98..47af9a6a0 100644
--- a/src/cli/README.md
+++ b/src/cli/README.md
@@ -3948,6 +3948,16 @@ Done
 Done
 ```
 
+### trel port
+
+Get the TREL UDP port number.
+
+```bash
+> trel port
+49154
+Done
+```
+
 ### tvcheck enable
 
 Enable thread version check when upgrading to router or leader.
diff --git a/src/cli/cli.cpp b/src/cli/cli.cpp
index 10994ca3c..5da53f96f 100644
--- a/src/cli/cli.cpp
+++ b/src/cli/cli.cpp
@@ -7577,6 +7577,20 @@ template <> otError Interpreter::Process<Cmd("trel")>(Arg aArgs[])
             error = OT_ERROR_INVALID_ARGS;
         }
     }
+    /**
+     * @cli trel port
+     * @code
+     * trel port
+     * 49153
+     * Done
+     * @endcode
+     * @par api_copy
+     * #otTrelGetUdpPort
+     */
+    else if (aArgs[0] == "port")
+    {
+        OutputLine("%hu", otTrelGetUdpPort(GetInstancePtr()));
+    }
     else
     {
         error = OT_ERROR_INVALID_ARGS;
diff --git a/src/core/api/trel_api.cpp b/src/core/api/trel_api.cpp
index 09344d3d1..94e29a279 100644
--- a/src/core/api/trel_api.cpp
+++ b/src/core/api/trel_api.cpp
@@ -82,4 +82,6 @@ const otTrelCounters *otTrelGetCounters(otInstance *aInstance)
 
 void otTrelResetCounters(otInstance *aInstance) { AsCoreType(aInstance).Get<Trel::Interface>().ResetCounters(); }
 
+uint16_t otTrelGetUdpPort(otInstance *aInstance) { return AsCoreType(aInstance).Get<Trel::Interface>().GetUdpPort(); }
+
 #endif // OPENTHREAD_CONFIG_RADIO_LINK_TREL_ENABLE
diff --git a/src/core/radio/trel_interface.hpp b/src/core/radio/trel_interface.hpp
index 70b4eb0b5..a2e86a35a 100644
--- a/src/core/radio/trel_interface.hpp
+++ b/src/core/radio/trel_interface.hpp
@@ -256,6 +256,14 @@ public:
      */
     void ResetCounters(void);
 
+    /**
+     * Returns the TREL UDP port.
+     *
+     * @returns The TREL UDP port.
+     *
+     */
+    uint16_t GetUdpPort(void) const { return mUdpPort; }
+
 private:
 #if OPENTHREAD_CONFIG_TREL_PEER_TABLE_SIZE != 0
     static constexpr uint16_t kPeerTableSize = OPENTHREAD_CONFIG_TREL_PEER_TABLE_SIZE;
diff --git a/tests/scripts/thread-cert/border_router/test_trel_connectivity.py b/tests/scripts/thread-cert/border_router/test_trel_connectivity.py
index 20ed03932..42a3a1870 100755
--- a/tests/scripts/thread-cert/border_router/test_trel_connectivity.py
+++ b/tests/scripts/thread-cert/border_router/test_trel_connectivity.py
@@ -160,6 +160,8 @@ class TestTrelConnectivity(thread_cert.TestCase):
         self.assertTrue(counters['Outbound']['bytes'] == 0)
         self.assertTrue(counters['Outbound']['failures'] == 0)
 
+        self.assertGreater(br1.get_trel_port(), 0)
+
     def verify(self, pv: PacketVerifier):
         pkts: PacketFilter = pv.pkts
         BR1_RLOC16 = pv.vars['BR1_RLOC16']
diff --git a/tests/scripts/thread-cert/node.py b/tests/scripts/thread-cert/node.py
index 6da0f635b..39e801e89 100755
--- a/tests/scripts/thread-cert/node.py
+++ b/tests/scripts/thread-cert/node.py
@@ -1451,6 +1451,11 @@ class NodeImpl:
         self.send_command(cmd)
         self._expect_done()
 
+    def get_trel_port(self):
+        cmd = 'trel port'
+        self.send_command(cmd)
+        return int(self._expect_command_output()[0])
+
     def set_epskc(self, keystring: str, timeout=120000, port=0):
         cmd = 'ba ephemeralkey set ' + keystring + ' ' + str(timeout) + ' ' + str(port)
         self.send_command(cmd)