diff --git a/app/src/main/java/de/westnordost/streetcomplete/quests/postbox_royal_cypher/PostboxRoyalCypher.kt b/app/src/main/java/de/westnordost/streetcomplete/quests/postbox_royal_cypher/PostboxRoyalCypher.kt
index 7f7bb18325..38570d72b6 100644
--- a/app/src/main/java/de/westnordost/streetcomplete/quests/postbox_royal_cypher/PostboxRoyalCypher.kt
+++ b/app/src/main/java/de/westnordost/streetcomplete/quests/postbox_royal_cypher/PostboxRoyalCypher.kt
@@ -8,5 +8,6 @@ enum class PostboxRoyalCypher(val osmValue: String) {
     EDWARD_VII("EVIIR"),
     SCOTTISH_CROWN("scottish_crown"),
     EDWARD_VIII("EVIIIR"),
+    CHARLES_III("CIIIR"),
     NONE("no")
 }
diff --git a/app/src/main/java/de/westnordost/streetcomplete/quests/postbox_royal_cypher/PostboxRoyalCypherItem.kt b/app/src/main/java/de/westnordost/streetcomplete/quests/postbox_royal_cypher/PostboxRoyalCypherItem.kt
index a9ed9f484e..3f283e7334 100644
--- a/app/src/main/java/de/westnordost/streetcomplete/quests/postbox_royal_cypher/PostboxRoyalCypherItem.kt
+++ b/app/src/main/java/de/westnordost/streetcomplete/quests/postbox_royal_cypher/PostboxRoyalCypherItem.kt
@@ -1,14 +1,7 @@
 package de.westnordost.streetcomplete.quests.postbox_royal_cypher
 
 import de.westnordost.streetcomplete.R
-import de.westnordost.streetcomplete.quests.postbox_royal_cypher.PostboxRoyalCypher.EDWARD_VII
-import de.westnordost.streetcomplete.quests.postbox_royal_cypher.PostboxRoyalCypher.EDWARD_VIII
-import de.westnordost.streetcomplete.quests.postbox_royal_cypher.PostboxRoyalCypher.ELIZABETH_II
-import de.westnordost.streetcomplete.quests.postbox_royal_cypher.PostboxRoyalCypher.GEORGE_V
-import de.westnordost.streetcomplete.quests.postbox_royal_cypher.PostboxRoyalCypher.GEORGE_VI
-import de.westnordost.streetcomplete.quests.postbox_royal_cypher.PostboxRoyalCypher.NONE
-import de.westnordost.streetcomplete.quests.postbox_royal_cypher.PostboxRoyalCypher.SCOTTISH_CROWN
-import de.westnordost.streetcomplete.quests.postbox_royal_cypher.PostboxRoyalCypher.VICTORIA
+import de.westnordost.streetcomplete.quests.postbox_royal_cypher.PostboxRoyalCypher.*
 import de.westnordost.streetcomplete.view.image_select.DisplayItem
 import de.westnordost.streetcomplete.view.image_select.Item
 
@@ -26,6 +19,7 @@ private val PostboxRoyalCypher.titleResId: Int? get() = when (this) {
     EDWARD_VII ->     R.string.quest_postboxRoyalCypher_type_eviir
     SCOTTISH_CROWN -> R.string.quest_postboxRoyalCypher_type_scottish_crown
     EDWARD_VIII ->    R.string.quest_postboxRoyalCypher_type_eviiir
+    CHARLES_III ->    R.string.quest_postboxRoyalCypher_type_ciiir
     NONE ->           null
 }
 
@@ -37,5 +31,6 @@ private val PostboxRoyalCypher.iconResId: Int? get() = when (this) {
     EDWARD_VII ->     R.drawable.ic_postbox_royal_cypher_eviir
     SCOTTISH_CROWN -> R.drawable.ic_postbox_royal_cypher_scottish_crown
     EDWARD_VIII ->    R.drawable.ic_postbox_royal_cypher_eviiir
+    CHARLES_III ->    R.drawable.ic_postbox_royal_cypher_ciiir
     NONE ->           null
 }
diff --git a/app/src/main/res/drawable/ic_postbox_royal_cypher_ciiir.xml b/app/src/main/res/drawable/ic_postbox_royal_cypher_ciiir.xml
new file mode 100644
index 0000000000..aca0286059
--- /dev/null
+++ b/app/src/main/res/drawable/ic_postbox_royal_cypher_ciiir.xml
@@ -0,0 +1,36 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="128dp"
+    android:height="128dp"
+    android:viewportWidth="128"
+    android:viewportHeight="128">
+  <path
+      android:pathData="m90.73,101.7c-3.06,1.14 -6.42,2.08 -10.08,2.74 0.07,0.1 0.14,0.2 0.21,0.3 5.86,8.17 11.86,18.75 22.8,18.25 3.3,-0.15 6.51,-0.1 10.35,-0.96l-0.14,-1.44c-9.77,0.67 -17.68,-9.99 -22.82,-18.37 -0.11,-0.18 -0.21,-0.34 -0.32,-0.52z"
+      android:strokeWidth="2"
+      android:fillColor="#ef4f3e"
+      android:strokeColor="#a13125"/>
+  <path
+      android:pathData="m71.73,67.18v-0.78c-0.82,-0.57 -1.11,-1.82 -1.04,-3.24v-15.81c-0.06,-1.43 0.22,-2.67 1.04,-3.24v-0.64h-5.64v0.64c0.82,0.57 1.11,1.82 1.04,3.24v15.81c0.06,1.43 -0.22,2.67 -1.04,3.24v0.78z"
+      android:strokeWidth="2"
+      android:fillColor="#ef4f3e"
+      android:strokeColor="#a13125"/>
+  <path
+      android:pathData="m63.13,67.18v-0.78c-0.82,-0.57 -1.11,-1.82 -1.04,-3.24v-15.81c-0.06,-1.43 0.22,-2.67 1.04,-3.24v-0.64h-5.64v0.64c0.82,0.57 1.11,1.82 1.04,3.24v15.81c0.06,1.43 -0.22,2.67 -1.04,3.24v0.78z"
+      android:strokeWidth="2"
+      android:fillColor="#ef4f3e"
+      android:strokeColor="#a13125"/>
+  <path
+      android:pathData="m80.33,67.18v-0.78c-0.82,-0.57 -1.11,-1.82 -1.04,-3.24v-15.81c-0.06,-1.43 0.22,-2.67 1.04,-3.24v-0.64h-5.64v0.64c0.82,0.57 1.11,1.82 1.04,3.24v15.81c0.06,1.43 -0.22,2.67 -1.04,3.24v0.78z"
+      android:strokeWidth="2"
+      android:fillColor="#ef4f3e"
+      android:strokeColor="#a13125"/>
+  <path
+      android:pathData="m106.48,31.75 l-1.52,-19.91s-2.27,1.16 -4.02,0.78c-9.21,-1.98 -27.08,-12.09 -50.15,-5.34 -28.07,8.2 -36.3,33.93 -36.29,49.98 0.02,26.53 20.88,43.35 40.26,46.84 24.92,4.49 41.21,-3.18 51.07,-10.84l1.63,-11.3 -1.05,0.42c-7.37,15.03 -29.73,22.95 -50.71,17.47 -7.96,-2.08 -15.33,-6.74 -20.68,-13.69 -6.22,-8.07 -9.82,-19.05 -10,-30.27 -0.32,-19.33 9.62,-38.97 27.19,-44.08 11.13,-3.23 20.15,-2.65 27.38,-0.93 19.3,4.6 25.88,20.84 25.88,20.84z"
+      android:strokeWidth="2"
+      android:fillColor="#ef4f3e"
+      android:strokeColor="#a13125"/>
+  <path
+      android:pathData="m64.87,26.25c-1.49,-0 -3.03,0.05 -4.62,0.15 -11.7,0.79 -24.59,2.44 -24.59,2.44l0.19,1.51c1.84,0.35 5.08,0.16 5.08,4.15v78.49c0,8.14 -3.11,7.56 -4.71,9.06v0.77h18.82v-0.77c-1.6,-1.49 -4.71,-0.91 -4.71,-9.06 0,-9.45 0.18,-19.05 0.4,-28.69 4.54,-0.14 11.39,-0.38 15.31,1.75 3.32,1.8 7.01,7.53 12.06,14.81 3.61,-0.61 7.08,-1.59 10.3,-2.9 -4.15,-6.68 -7.43,-11.54 -11.97,-15.62 0,0 22.67,-6.54 22.76,-27.85 0.06,-15.97 -11.94,-28.18 -34.34,-28.24zM62.47,30.08c4.78,0.06 10.66,0.11 17.11,3.93 5.6,3.32 10.38,9.9 10.84,21.61 0.5,12.44 -6.36,19.78 -15.35,23.14 -8.38,3.14 -17.58,1.83 -24.22,0.5 0.33,-13.98 0.7,-28 0.7,-41.69v-4.15c0,-1.01 0.15,-1.71 0.5,-2.13 0.65,-0.77 8.12,-1.24 10.41,-1.21z"
+      android:strokeWidth="2"
+      android:fillColor="#ef4f3e"
+      android:strokeColor="#a13125"/>
+</vector>
diff --git a/app/src/main/res/raw/changelog.yml b/app/src/main/res/raw/changelog.yml
index 43fffea518..ad3ce69f2a 100644
--- a/app/src/main/res/raw/changelog.yml
+++ b/app/src/main/res/raw/changelog.yml
@@ -1,4 +1,4 @@
-v47.0-beta1: |
+v47.0: |
   <h3>🅿️ Street Parking Overlay (#4177, #4329)</h3>
   <p>Comprehensively record the physical parking situation along the streets in your neighborhood!<br/>
      Be warned, of the overlays so far, this is the most complex one and the first that does not
@@ -14,6 +14,7 @@ v47.0-beta1: |
   <li>Performance improvement when scrolling the map (#4283), by @Helium314</li>
   <li>Refine when the entrance type quest is asked (#4372, #4380), by @matkoniecz</li>
   <li>Other minor enhancements (#4380, #4381, #4393), thanks @matkoniecz, @HolgerJeromin, @mcliquid</li>
+  <li>Postbox Cyphers: Now possible to select the cypher for Charles III (#4420)</li>
   </ul>
   <h3>Fixes</h3>
   <ul>
diff --git a/res/graphics/authors.txt b/res/graphics/authors.txt
index c25187c32a..91a5763180 100644
--- a/res/graphics/authors.txt
+++ b/res/graphics/authors.txt
@@ -516,6 +516,7 @@ roof shape/
     skillion_west.svg
 
 royal cypher/
+    CIIIR.svg             CC-BY-SA 3.0      https://commons.wikimedia.org/wiki/File:Royal_Cypher_of_King_Charles_III.svg (adapted)
     EIIR.svg              CC-BY-SA 3.0      https://commons.wikimedia.org/wiki/File:Royal_Cypher_of_Queen_Elizabeth_II.svg (adapted)
     EVIIIR.svg            Public Domain     https://commons.wikimedia.org/wiki/File:EVIIIR.PNG (adapted)
     EVIIR.svg             CC-BY-SA 4.0      https://commons.wikimedia.org/wiki/File:Royal_Monogram_of_King_Edward_VII_of_Great_Britain_goldenrod.svg (adapted)
diff --git a/res/graphics/royal cypher/CIIIR.svg b/res/graphics/royal cypher/CIIIR.svg
new file mode 100644
index 0000000000..b09a5b7f82
--- /dev/null
+++ b/res/graphics/royal cypher/CIIIR.svg	
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<svg version="1.1" viewBox="0 0 128 128" xmlns="http://www.w3.org/2000/svg">
+ <g fill="#ef4f3e" stroke="#a13125" stroke-width="2">
+  <path d="m90.728 101.7c-3.0646 1.1381-6.42 2.0826-10.083 2.7375 0.07216 0.10091 0.13678 0.19571 0.20949 0.29715 5.8597 8.1662 11.861 18.75 22.798 18.245 3.3041-0.15239 6.5136-0.10397 10.355-0.95565l-0.13933-1.4363c-9.7749 0.6738-17.679-9.9888-22.823-18.371-0.11034-0.17941-0.20898-0.33895-0.31728-0.5158z"/>
+  <path d="m71.731 67.177v-0.77778c-0.82424-0.57492-1.1059-1.815-1.0449-3.2431v-15.815c-0.06097-1.4286 0.22068-2.6687 1.0449-3.2436v-0.64271h-5.6446v0.64271c0.82423 0.57492 1.1059 1.815 1.0449 3.2436v15.815c0.06097 1.4286-0.22069 2.6682-1.0449 3.2431v0.77778z"/>
+  <path d="m63.133 67.177v-0.77778c-0.82425-0.57492-1.1059-1.815-1.0449-3.2431v-15.815c-0.06106-1.4286 0.22067-2.6687 1.0449-3.2436v-0.64271h-5.6446v0.64271c0.82423 0.57492 1.1059 1.815 1.0449 3.2436v15.815c0.06097 1.4286-0.22068 2.6682-1.0449 3.2431v0.77778z"/>
+  <path d="m80.335 67.177v-0.77778c-0.82424-0.57492-1.1059-1.815-1.0449-3.2431v-15.815c-0.06106-1.4286 0.22068-2.6687 1.0449-3.2436v-0.64271h-5.6446v0.64271c0.82424 0.57492 1.1059 1.815 1.0449 3.2436v15.815c0.06106 1.4286-0.22068 2.6682-1.0449 3.2431v0.77778z"/>
+  <path d="m106.48 31.75-1.5163-19.906s-2.2668 1.1595-4.0195 0.7839c-9.2105-1.976-27.077-12.085-50.155-5.3395-28.065 8.2029-36.304 33.934-36.289 49.984 0.02489 26.533 20.88 43.347 40.265 46.837 24.925 4.4868 41.206-3.184 51.066-10.836l1.6347-11.3-1.048 0.42355c-7.3668 15.03-29.73 22.947-50.706 17.47-7.9571-2.078-15.33-6.7441-20.683-13.686-6.2207-8.0658-9.8156-19.053-9.9987-30.27-0.31576-19.327 9.6234-38.973 27.193-44.075 11.129-3.2329 20.148-2.6519 27.381-0.92712 19.297 4.6009 25.876 20.838 25.876 20.838z"/>
+  <path d="m64.867 26.253c-1.4929-0.0042-3.0315 0.04588-4.6159 0.15189-11.697 0.78542-24.588 2.4404-24.588 2.4404l0.18814 1.5087c1.8417 0.35066 5.0822 0.15698 5.0822 4.1514v78.491c0 8.1417-3.1078 7.5617-4.7054 9.0566v0.76963h18.824v-0.76963c-1.5976-1.4949-4.7059-0.91489-4.7059-9.0566 0-9.447 0.17542-19.05 0.40373-28.693 4.5412-0.13914 11.388-0.37563 15.314 1.7548 3.3214 1.8022 7.0119 7.5336 12.064 14.808 3.6148-0.60959 7.0785-1.5892 10.295-2.8986-4.1456-6.6799-7.4298-11.538-11.973-15.624 0 0 22.672-6.5392 22.756-27.849 0.0636-15.973-11.945-28.183-34.338-28.244zm-2.3934 3.8313c4.7771 0.05709 10.657 0.11111 17.107 3.9343 5.5953 3.316 10.375 9.9022 10.842 21.608 0.49627 12.445-6.362 19.778-15.345 23.142-8.3797 3.1376-17.583 1.8257-24.221 0.50204 0.3305-13.984 0.69966-28.003 0.69966-41.692v-4.1504c0-1.0092 0.15-1.7136 0.50288-2.1305 0.64729-0.76554 8.1188-1.2401 10.415-1.2125z"/>
+ </g>
+</svg>