diff --git a/.sobelow-skips b/.sobelow-skips
index 97678f3..24cd4fb 100644
--- a/.sobelow-skips
+++ b/.sobelow-skips
@@ -25,4 +25,8 @@ SQL.Query: SQL injection,lib/aprsme/packets.ex:664,17532E
 XSS.Raw: XSS,lib/aprsme_web/components/core_components.ex:48,1E00DD8
 SQL.Query: SQL injection,lib/aprsme_web/live/info_live/show.ex:603,52B452D
 XSS.Raw: XSS,lib/aprsme_web/live/info_live/show.ex:661,5C70BB5
-XSS.Raw: XSS,lib/aprsme_web/live/info_live/show.ex:643,692A7EC
\ No newline at end of file
+XSS.Raw: XSS,lib/aprsme_web/live/info_live/show.ex:643,692A7EC
+XSS.Raw: XSS,lib/aprsme_web/live/info_live/show.ex:604,12E0C65
+SQL.Query: SQL injection,lib/aprsme_web/live/info_live/show.ex:448,1662A49
+SQL.Query: SQL injection,lib/aprsme_web/live/info_live/show.ex:546,37D03BD
+XSS.Raw: XSS,lib/aprsme_web/live/info_live/show.ex:586,509A015
\ No newline at end of file
diff --git a/lib/aprsme/packets.ex b/lib/aprsme/packets.ex
index 0f16e74..6a53170 100644
--- a/lib/aprsme/packets.ex
+++ b/lib/aprsme/packets.ex
@@ -859,6 +859,54 @@ defmodule Aprsme.Packets do
     PreparedQueries.has_weather_packets?(callsign)
   end
 
+  @doc """
+  Gets other SSIDs for a given callsign's base callsign.
+  Returns a list of maps with callsign, ssid, received_at, and packet info.
+  Only returns SSIDs active within the last hour.
+  """
+  @spec get_other_ssids(String.t()) :: list(map())
+  def get_other_ssids(callsign) when is_binary(callsign) do
+    base_callsign = Aprsme.Callsign.extract_base(callsign)
+    one_hour_ago = DateTime.add(DateTime.utc_now(), -3600, :second)
+
+    query =
+      from p in Packet,
+        where: p.base_callsign == ^base_callsign,
+        where: p.received_at >= ^one_hour_ago,
+        where: p.sender != ^callsign,
+        distinct: p.sender,
+        order_by: [desc: p.received_at],
+        limit: 10,
+        select: %{
+          sender: p.sender,
+          ssid: p.ssid,
+          received_at: p.received_at,
+          id: p.id,
+          symbol_table_id: p.symbol_table_id,
+          symbol_code: p.symbol_code
+        }
+
+    query
+    |> Repo.all()
+    |> Enum.map(fn row ->
+      packet = %Packet{
+        id: row.id,
+        sender: row.sender,
+        ssid: row.ssid,
+        received_at: row.received_at,
+        symbol_table_id: row.symbol_table_id,
+        symbol_code: row.symbol_code
+      }
+
+      %{
+        callsign: row.sender,
+        ssid: row.ssid,
+        received_at: row.received_at,
+        packet: packet
+      }
+    end)
+  end
+
   defp get_latest_weather_in_window(callsign, hours) do
     import Ecto.Query
 
diff --git a/lib/aprsme_web/live/info_live/show.ex b/lib/aprsme_web/live/info_live/show.ex
index 6319c76..47297a4 100644
--- a/lib/aprsme_web/live/info_live/show.ex
+++ b/lib/aprsme_web/live/info_live/show.ex
@@ -12,7 +12,6 @@ defmodule AprsmeWeb.InfoLive.Show do
   alias AprsmeWeb.AprsSymbol
   alias AprsmeWeb.Live.SharedPacketHandler
   alias AprsmeWeb.MapLive.PacketUtils
-  alias AprsmeWeb.TimeUtils
 
   @neighbor_limit 10
 
@@ -74,7 +73,7 @@ defmodule AprsmeWeb.InfoLive.Show do
     locale = Map.get(socket.assigns, :locale, "en")
     neighbors = get_neighbors(packet, normalized_callsign, locale)
     has_weather_packets = PacketUtils.has_weather_packets?(normalized_callsign)
-    other_ssids = get_other_ssids(normalized_callsign)
+    other_ssids = Packets.get_other_ssids(normalized_callsign)
 
     heard_by_stations = get_heard_by_stations(normalized_callsign, locale)
     stations_heard_by = get_stations_heard_by(normalized_callsign, locale)
@@ -361,62 +360,6 @@ defmodule AprsmeWeb.InfoLive.Show do
     if bearing < 0, do: bearing + 360, else: bearing
   end
 
-  defp get_other_ssids(callsign) do
-    alias Aprsme.Packet
-    alias Aprsme.Repo
-    # Extract base callsign from the full callsign (remove SSID if present)
-    base_callsign = extract_base_callsign(callsign)
-
-    # Get recent packets for the base callsign to find other SSIDs
-    one_hour_ago = TimeUtils.one_hour_ago()
-
-    # Use a window function to get the most recent packet per sender
-    # This is much more efficient than fetching 100 packets and filtering in Elixir
-    query = """
-    WITH recent_ssids AS (
-      SELECT DISTINCT ON (sender)
-        sender, ssid, received_at, id, symbol_table_id, symbol_code
-      FROM packets
-      WHERE base_callsign = $1
-        AND received_at >= $2
-        AND sender != $3
-      ORDER BY sender, received_at DESC
-    )
-    SELECT * FROM recent_ssids
-    ORDER BY received_at DESC
-    LIMIT 10
-    """
-
-    case Repo.query(query, [base_callsign, one_hour_ago, callsign]) do
-      {:ok, result} ->
-        Enum.map(result.rows, fn [sender, ssid, received_at, id, symbol_table_id, symbol_code] ->
-          # Create a minimal packet struct for display
-          packet = %Packet{
-            id: id,
-            sender: sender,
-            ssid: ssid,
-            received_at: received_at,
-            symbol_table_id: symbol_table_id,
-            symbol_code: symbol_code
-          }
-
-          %{
-            callsign: sender,
-            ssid: ssid,
-            last_heard: format_timestamp_for_display(packet),
-            packet: packet
-          }
-        end)
-
-      {:error, _} ->
-        []
-    end
-  end
-
-  defp extract_base_callsign(callsign) do
-    Callsign.extract_base(callsign)
-  end
-
   defp get_heard_by_stations(callsign, locale) do
     alias Aprsme.Repo
 
diff --git a/lib/aprsme_web/live/info_live/show.html.heex b/lib/aprsme_web/live/info_live/show.html.heex
index 8abd466..89910ea 100644
--- a/lib/aprsme_web/live/info_live/show.html.heex
+++ b/lib/aprsme_web/live/info_live/show.html.heex
@@ -368,14 +368,14 @@
                             <% end %>
                           </td>
                           <td class="opacity-70">
-                            <%= if ssid_info.last_heard && ssid_info.last_heard.timestamp do %>
+                            <%= if ssid_info.received_at do %>
                               <span
                                 class="text-sm"
                                 phx-hook="TimeAgoHook"
                                 id={"ssid-time-#{ssid_info.ssid}"}
-                                data-timestamp={ssid_info.last_heard.timestamp}
+                                data-timestamp={DateTime.to_iso8601(ssid_info.received_at)}
                               >
-                                {ssid_info.last_heard.time_ago}
+                                {AprsmeWeb.TimeHelpers.time_ago_in_words(ssid_info.received_at)}
                               </span>
                             <% else %>
                               <span class="text-sm opacity-70">{gettext("Unknown")}</span>
diff --git a/lib/aprsme_web/live/map_live/index.ex b/lib/aprsme_web/live/map_live/index.ex
index 10ff42b..4ccb978 100644
--- a/lib/aprsme_web/live/map_live/index.ex
+++ b/lib/aprsme_web/live/map_live/index.ex
@@ -176,20 +176,22 @@ defmodule AprsmeWeb.MapLive.Index do
     historical_hours = Map.get(socket.assigns, :historical_hours, "1")
     packet_age_threshold = Map.get(socket.assigns, :packet_age_threshold, one_hour_ago)
 
-    # If tracking a specific callsign, fetch their latest packet
-    tracked_callsign_latest_packet =
+    # If tracking a specific callsign, fetch their latest packet and other SSIDs
+    {tracked_callsign_latest_packet, other_ssids} =
       if tracked_callsign == "" do
-        nil
+        {nil, []}
       else
         try do
-          Packets.get_latest_packet_for_callsign(tracked_callsign)
+          packet = Packets.get_latest_packet_for_callsign(tracked_callsign)
+          ssids = Packets.get_other_ssids(tracked_callsign)
+          {packet, ssids}
         rescue
           # Handle database connection errors gracefully (especially in tests)
           DBConnection.OwnershipError ->
-            nil
+            {nil, []}
 
           _ ->
-            nil
+            {nil, []}
         end
       end
 
@@ -206,6 +208,7 @@ defmodule AprsmeWeb.MapLive.Index do
       overlay_callsign: "",
       tracked_callsign: tracked_callsign,
       tracked_callsign_latest_packet: tracked_callsign_latest_packet,
+      other_ssids: other_ssids,
       trail_duration: trail_duration,
       historical_hours: historical_hours,
       packet_age_threshold: packet_age_threshold,
@@ -461,13 +464,40 @@ defmodule AprsmeWeb.MapLive.Index do
       if normalized_callsign == "" do
         # Clear tracking
         socket
-        |> assign(tracked_callsign: "")
+        |> assign(tracked_callsign: "", other_ssids: [])
         |> update_url_with_current_state()
       else
-        # Set tracking and navigate to callsign URL
-        socket
-        |> assign(tracked_callsign: normalized_callsign)
-        |> push_patch(to: "/#{normalized_callsign}")
+        # Set tracking, fetch latest packet, zoom to location, and show marker
+        other_ssids = Packets.get_other_ssids(normalized_callsign)
+        latest_packet = Packets.get_latest_packet_for_callsign(normalized_callsign)
+
+        socket =
+          assign(socket,
+            tracked_callsign: normalized_callsign,
+            other_ssids: other_ssids,
+            tracked_callsign_latest_packet: latest_packet
+          )
+
+        # Zoom to the callsign's location and display its marker
+        socket =
+          if latest_packet && latest_packet.lat && latest_packet.lon do
+            lat = Aprsme.EncodingUtils.to_float(latest_packet.lat) || 0.0
+            lon = Aprsme.EncodingUtils.to_float(latest_packet.lon) || 0.0
+
+            packet_data = DataBuilder.build_packet_data(latest_packet)
+
+            socket
+            |> push_event("zoom_to_location", %{lat: lat, lng: lon, zoom: 12})
+            |> push_event("add_historical_packets_batch", %{
+              packets: [packet_data],
+              batch: 0,
+              is_final: false
+            })
+          else
+            socket
+          end
+
+        push_patch(socket, to: "/#{normalized_callsign}")
       end
 
     {:noreply, socket}
@@ -477,7 +507,7 @@ defmodule AprsmeWeb.MapLive.Index do
   def handle_event("clear_tracking", _params, socket) do
     socket =
       socket
-      |> assign(tracked_callsign: "", overlay_callsign: "")
+      |> assign(tracked_callsign: "", overlay_callsign: "", other_ssids: [])
       |> update_url_with_current_state()
 
     {:noreply, socket}
@@ -1489,6 +1519,57 @@ defmodule AprsmeWeb.MapLive.Index do
           </form>
         </div>
         
+    <!-- Other SSIDs -->
+        <%= if @tracked_callsign != "" and @other_ssids != [] do %>
+          <div class="space-y-3">
+            <label class="block text-sm font-semibold text-slate-700 dark:text-slate-300 flex items-center space-x-2">
+              <svg class="w-4 h-4 text-purple-500" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                <path
+                  stroke-linecap="round"
+                  stroke-linejoin="round"
+                  stroke-width="2"
+                  d="M15.75 6a3.75 3.75 0 11-7.5 0 3.75 3.75 0 017.5 0zM4.501 20.118a7.5 7.5 0 0114.998 0A17.933 17.933 0 0112 21.75c-2.676 0-5.216-.584-7.499-1.632z"
+                />
+              </svg>
+              <span>{gettext("Other SSIDs")}</span>
+            </label>
+            <div class="space-y-1">
+              <%= for ssid_info <- @other_ssids do %>
+                <div class="flex items-center justify-between px-3 py-2 rounded-lg bg-white dark:bg-slate-800 border border-slate-200 dark:border-slate-700 hover:border-indigo-300 dark:hover:border-indigo-600 transition-all duration-200 text-sm group">
+                  <button
+                    phx-click="track_callsign"
+                    phx-value-callsign={ssid_info.callsign}
+                    class="font-semibold text-indigo-600 dark:text-indigo-400 group-hover:text-indigo-800 dark:group-hover:text-indigo-300 cursor-pointer"
+                  >
+                    {ssid_info.callsign}
+                  </button>
+                  <div class="flex items-center space-x-2">
+                    <%= if ssid_info.received_at do %>
+                      <span class="text-xs text-slate-500 dark:text-slate-400">
+                        {time_ago_in_words(ssid_info.received_at)}
+                      </span>
+                    <% end %>
+                    <.link
+                      navigate={~p"/info/#{ssid_info.callsign}"}
+                      class="text-xs text-slate-400 hover:text-indigo-600 dark:hover:text-indigo-400 transition-colors"
+                      title={gettext("Station info")}
+                    >
+                      <svg class="w-4 h-4" fill="none" stroke="currentColor" viewBox="0 0 24 24">
+                        <path
+                          stroke-linecap="round"
+                          stroke-linejoin="round"
+                          stroke-width="2"
+                          d="M13 16h-1v-4h-1m1-4h.01M21 12a9 9 0 11-18 0 9 9 0 0118 0z"
+                        />
+                      </svg>
+                    </.link>
+                  </div>
+                </div>
+              <% end %>
+            </div>
+          </div>
+        <% end %>
+        
     <!-- Trail Duration -->
         <div class="space-y-4">
           <label class="block text-sm font-semibold text-slate-700 dark:text-slate-300 flex items-center space-x-2">
diff --git a/test/aprsme/packets_test.exs b/test/aprsme/packets_test.exs
index 1c545df..e132b12 100644
--- a/test/aprsme/packets_test.exs
+++ b/test/aprsme/packets_test.exs
@@ -744,6 +744,133 @@ defmodule Aprsme.PacketsTest do
     end
   end
 
+  describe "get_other_ssids/2" do
+    test "returns other SSIDs for a base callsign" do
+      now = DateTime.utc_now()
+
+      # Create packets for multiple SSIDs of the same base callsign
+      PacketsFixtures.packet_fixture(%{
+        sender: "AE5PL",
+        base_callsign: "AE5PL",
+        ssid: "0",
+        received_at: DateTime.add(now, -1800, :second),
+        symbol_table_id: "/",
+        symbol_code: "-"
+      })
+
+      PacketsFixtures.packet_fixture(%{
+        sender: "AE5PL-1",
+        base_callsign: "AE5PL",
+        ssid: "1",
+        received_at: DateTime.add(now, -900, :second),
+        symbol_table_id: "/",
+        symbol_code: ">"
+      })
+
+      PacketsFixtures.packet_fixture(%{
+        sender: "AE5PL-15",
+        base_callsign: "AE5PL",
+        ssid: "15",
+        received_at: DateTime.add(now, -300, :second),
+        symbol_table_id: "/",
+        symbol_code: "#"
+      })
+
+      # Query for SSIDs other than AE5PL (the base callsign with no SSID)
+      results = Packets.get_other_ssids("AE5PL")
+
+      callsigns = Enum.map(results, & &1.callsign)
+      assert "AE5PL-1" in callsigns
+      assert "AE5PL-15" in callsigns
+      refute "AE5PL" in callsigns
+    end
+
+    test "returns other SSIDs when querying from an SSID variant" do
+      now = DateTime.utc_now()
+
+      PacketsFixtures.packet_fixture(%{
+        sender: "W5ABC",
+        base_callsign: "W5ABC",
+        ssid: "0",
+        received_at: DateTime.add(now, -1800, :second)
+      })
+
+      PacketsFixtures.packet_fixture(%{
+        sender: "W5ABC-9",
+        base_callsign: "W5ABC",
+        ssid: "9",
+        received_at: DateTime.add(now, -900, :second)
+      })
+
+      # Query from the -9 SSID should show the base callsign
+      results = Packets.get_other_ssids("W5ABC-9")
+
+      callsigns = Enum.map(results, & &1.callsign)
+      assert "W5ABC" in callsigns
+      refute "W5ABC-9" in callsigns
+    end
+
+    test "returns empty list when no other SSIDs exist" do
+      PacketsFixtures.packet_fixture(%{
+        sender: "LONELY",
+        base_callsign: "LONELY",
+        ssid: "0"
+      })
+
+      results = Packets.get_other_ssids("LONELY")
+      assert results == []
+    end
+
+    test "only returns SSIDs with recent packets" do
+      now = DateTime.utc_now()
+
+      # Create a recent packet
+      PacketsFixtures.packet_fixture(%{
+        sender: "RECENT-1",
+        base_callsign: "RECENT",
+        ssid: "1",
+        received_at: DateTime.add(now, -300, :second)
+      })
+
+      # Create an old packet (2 hours ago, outside 1-hour window)
+      PacketsFixtures.packet_fixture(%{
+        sender: "RECENT-2",
+        base_callsign: "RECENT",
+        ssid: "2",
+        received_at: DateTime.add(now, -7200, :second)
+      })
+
+      results = Packets.get_other_ssids("RECENT")
+
+      callsigns = Enum.map(results, & &1.callsign)
+      assert "RECENT-1" in callsigns
+      refute "RECENT-2" in callsigns
+    end
+
+    test "includes symbol information and received_at in results" do
+      now = DateTime.utc_now()
+
+      PacketsFixtures.packet_fixture(%{
+        sender: "SYM-1",
+        base_callsign: "SYM",
+        ssid: "1",
+        received_at: now,
+        symbol_table_id: "/",
+        symbol_code: ">"
+      })
+
+      [result] = Packets.get_other_ssids("SYM")
+
+      assert result.callsign == "SYM-1"
+      assert result.ssid == "1"
+      assert result.packet.symbol_table_id == "/"
+      assert result.packet.symbol_code == ">"
+      # Returns raw received_at DateTime, not a formatted map
+      assert %DateTime{} = result.received_at
+      refute Map.has_key?(result, :last_heard)
+    end
+  end
+
   describe "get_last_hour_packets/0" do
     test "returns packets from last hour" do
       now = DateTime.utc_now()