diff --git a/overlay/TelephonyResCommon/Android.bp b/overlay/TelephonyResCommon/Android.bp
new file mode 100644
index 0000000..9ba38d6
--- /dev/null
+++ b/overlay/TelephonyResCommon/Android.bp
@@ -0,0 +1,10 @@
+//
+// Copyright (C) 2025 The LineageOS Project
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+
+runtime_resource_overlay {
+    name: "TelephonyResCommon",
+    vendor: true,
+}
diff --git a/overlay/TelephonyResCommon/AndroidManifest.xml b/overlay/TelephonyResCommon/AndroidManifest.xml
new file mode 100644
index 0000000..a0f2ec5
--- /dev/null
+++ b/overlay/TelephonyResCommon/AndroidManifest.xml
@@ -0,0 +1,9 @@
+<!--
+     Copyright (C) 2025 The LineageOS Project
+     SPDX-License-Identifier: Apache-2.0
+-->
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.android.phone.overlay.common">
+    <overlay android:targetPackage="com.android.phone"
+                   android:isStatic="true"/>
+</manifest>
diff --git a/overlay/TelephonyResCommon/res/values/config.xml b/overlay/TelephonyResCommon/res/values/config.xml
new file mode 100644
index 0000000..895db94
--- /dev/null
+++ b/overlay/TelephonyResCommon/res/values/config.xml
@@ -0,0 +1,45 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright (C) 2025 The LineageOS Project
+     SPDX-License-Identifier: Apache-2.0
+-->
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+    <!-- Show Preferred Network Type options in No SIM case -->
+    <bool name="config_no_sim_display_network_modes">true</bool>
+
+    <!-- Flag indicating whether the device supports RTT (real-time text) -->
+    <bool name="config_support_rtt">true</bool>
+
+    <!-- Whether the device supports dialing emergency RTT calls when there's no SIM card installed -->
+    <bool name="config_support_simless_emergency_rtt">true</bool>
+
+    <!-- DEPRECATED: Use CarrierConfigManager#KEY_CSP_ENABLED_BOOL -->
+    <bool name="csp_enabled">true</bool>
+
+    <!-- DEPRECATED: Use CarrierConfigManager#KEY_DTMF_TYPE_ENABLED_BOOL -->
+    <bool name="dtmf_type_enabled">true</bool>
+
+    <!-- Determine whether calls to mute the microphone in PhoneUtils
+         are routed through the android.media.AudioManager class (true) or through
+         the com.android.internal.telephony.Phone interface (false). -->
+    <bool name="send_mic_mute_to_AudioManager">true</bool>
+
+    <!-- DEPRECATED: Use CarrierConfigManager#KEY_WORLD_PHONE_BOOL -->
+    <bool name="world_phone">true</bool>
+
+    <!-- Determine whether we should show the "listen for instructions" screen after
+         successfully placing the OTA call -->
+    <integer name="OtaShowListeningScreen">1</integer>
+
+    <!-- String indicating the package name of the device GbaService implementation. -->
+    <string name="config_gba_package" translatable="false">com.qualcomm.qti.uimGbaApp</string>
+
+    <!-- String indicating the package name of the device ImsService implementation for MMTEL. -->
+    <string name="config_ims_mmtel_package" translatable="false">org.codeaurora.ims</string>
+
+    <!-- String indicating the package name of the device ImsService implementation for RCS. -->
+    <string name="config_ims_rcs_package" translatable="false">vendor.qti.imsrcs</string>
+
+    <!-- The package name for the platform number verification supplier app. -->
+    <string name="platform_number_verification_package">com.google.android.gms</string>
+</resources>