diff --git a/app/Classes/FTN/Message.php b/app/Classes/FTN/Message.php
index 6ecdee0..0f4c0d3 100644
--- a/app/Classes/FTN/Message.php
+++ b/app/Classes/FTN/Message.php
@@ -702,19 +702,31 @@ class Message extends FTNBase
 					$node = (int)$item;
 				}
 
-				$ftn = sprintf('%d:%d/%d',$this->fz,$net&DomainController::NUMBER_MAX,$node&DomainController::NUMBER_MAX);
-				// @todo This should be enhanced to include the address at the time of the message.
-				if ($aos->has($ftn))
-					$ao = $aos->get($ftn);
-				else
-					$aos->put($ftn,($ao=(Address::findFTN($ftn))?->id));
+				// If domain should be flattened, look for node regardless of zone (within the list of zones for the domain)
+				if ($this->fdomain && $this->fdomain->flatten) {
+					$ao = Address::findZone($this->fdomain,$net&DomainController::NUMBER_MAX,$node&DomainController::NUMBER_MAX);
 
-				if (! $ao) {
+					$aoid = $ao?->id;
+
+					if (! $ao)
+						$ftn = sprintf('%d:%d/%d',0,$net&DomainController::NUMBER_MAX,$node&DomainController::NUMBER_MAX);
+
+				} else {
+					$ftn = sprintf('%d:%d/%d',$this->fz,$net&DomainController::NUMBER_MAX,$node&DomainController::NUMBER_MAX);
+
+					// @todo This should be enhanced to include the address at the time of the message.
+					if ($aos->has($ftn))
+						$aoid = $aos->get($ftn);
+					else
+						$aos->put($ftn,($aoid=(Address::findFTN($ftn))?->id));
+				}
+
+				if (! $aoid) {
 					Log::alert(sprintf('%s:! Undefined Node [%s] in %s.',self::LOGKEY,$ftn,$type));
 					$rogue->push($ftn);
 
 				} else {
-					$nodes->push($ao);
+					$nodes->push($aoid);
 				}
 			}
 		}
diff --git a/app/Console/Commands/PacketProcess.php b/app/Console/Commands/PacketProcess.php
index 33abc89..353e8ab 100644
--- a/app/Console/Commands/PacketProcess.php
+++ b/app/Console/Commands/PacketProcess.php
@@ -48,7 +48,7 @@ class PacketProcess extends Command
 				$this->info(sprintf('Processing message from [%s] with msgid [%s] in (%s)',$msg->fboss,$msg->msgid,$f->pktName()));
 
 				// Dispatch job.
-				Job::dispatchSync($msg,$f->pktName(),$a,$packet->fftn_o,Carbon::now(),$this->option('nobot'));
+				Job::dispatchSync($msg,$f->pktName(),$a,$a,Carbon::now(),$this->option('nobot'));
 			}
 		}
 	}
diff --git a/app/Http/Controllers/DomainController.php b/app/Http/Controllers/DomainController.php
index 34d8928..64a9a4f 100644
--- a/app/Http/Controllers/DomainController.php
+++ b/app/Http/Controllers/DomainController.php
@@ -5,6 +5,7 @@ namespace App\Http\Controllers;
 use Illuminate\Support\Collection;
 use Illuminate\Http\Request;
 
+use App\Http\Requests\DomainRequest;
 use App\Models\{Address,Domain,Zone};
 
 class DomainController extends Controller
@@ -15,20 +16,10 @@ class DomainController extends Controller
 	/**
 	 * Add or edit a domain
 	 */
-	public function add_edit(Request $request,Domain $o)
+	public function add_edit(DomainRequest $request,Domain $o)
 	{
 		if ($request->post()) {
-			$this->authorize('admin',$o);
-
-			$request->validate([
-				// http://ftsc.org/docs/old/fsp-1028.002
-				'name' => 'required|max:8|regex:/^[a-z-_~]{1,8}$/|unique:domains,name,'.($o->exists ? $o->id : 0),
-				'dnsdomain' => 'nullable|regex:/^(?!:\/\/)(?=.{1,255}$)((.{1,63}\.){1,127}(?![0-9]*$)[a-z0-9-]+\.?)$/i|unique:domains,dnsdomain,'.($o->exists ? $o->id : NULL),
-				'active' => 'required|boolean',
-				'public' => 'required|boolean',
-			]);
-
-			foreach (['name','dnsdomain','active','public','homepage','notes'] as $key)
+			foreach (['name','dnsdomain','active','public','homepage','notes','flatten'] as $key)
 				$o->{$key} = $request->post($key);
 
 			$o->save();
diff --git a/app/Http/Controllers/EchoareaController.php b/app/Http/Controllers/EchoareaController.php
index 5b9f395..6a7125b 100644
--- a/app/Http/Controllers/EchoareaController.php
+++ b/app/Http/Controllers/EchoareaController.php
@@ -18,7 +18,7 @@ class EchoareaController extends Controller
 
 			$request->validate([
 				'domain_id' => 'required|exists:domains,id',
-				'name' => 'required|min:4|max:35|regex:/^[a-zA-Z-_~]{4,}$/|unique:echoareas,name,'.($o->exists ? $o->id : 0),
+				'name' => 'required|min:4|max:35|regex:/^[a-zA-Z0-9\-_~]{4,}$/|unique:echoareas,name,'.($o->exists ? $o->id : 0),
 				'description' => 'required',
 				'active' => 'required|boolean',
 				'show' => 'required|boolean',
diff --git a/app/Http/Requests/DomainRequest.php b/app/Http/Requests/DomainRequest.php
new file mode 100644
index 0000000..37abf28
--- /dev/null
+++ b/app/Http/Requests/DomainRequest.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Http\Requests;
+
+use Illuminate\Foundation\Http\FormRequest;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\Gate;
+
+use App\Models\Domain;
+
+class DomainRequest extends FormRequest
+{
+	public function authorize(Domain $o)
+	{
+		return Gate::allows( 'admin',$o);
+	}
+
+	public function rules(Request $request)
+	{
+		if (! $request->isMethod('post'))
+			return [];
+
+		$o = $this->route('o');
+
+		return [
+			'name' => 'required|max:8|regex:/^[a-z-_~]{1,8}$/|unique:domains,name,'.($o->exists ? $o->id : 0),
+			'dnsdomain' => 'nullable|regex:/^(?!:\/\/)(?=.{1,255}$)((.{1,63}\.){1,127}(?![0-9]*$)[a-z0-9-]+\.?)$/i|unique:domains,dnsdomain,'.($o->exists ? $o->id : NULL),
+			'active' => 'required|boolean',
+			'public' => 'required|boolean',
+			'flatten' => 'nullable|boolean',
+		];
+	}
+}
\ No newline at end of file
diff --git a/app/Models/Address.php b/app/Models/Address.php
index 0bc26a6..44974f7 100644
--- a/app/Models/Address.php
+++ b/app/Models/Address.php
@@ -402,7 +402,7 @@ class Address extends Model
 					return $q
 						->where(function($q) use ($ftn) {
 							return $q->where('region_id',$ftn['n'])
-								->where('host_id',0);
+								->where('host_id',$ftn['n']);
 						});
 				})
 				->where('node_id',$ftn['f'])
@@ -433,7 +433,7 @@ class Address extends Model
 				return $q->where(function($qq) use ($ftn) {
 					return $qq
 						->where('region_id',$ftn['n'])
-						->where('host_id',0);
+						->where('host_id',$ftn['n']);
 					})
 					->orWhere(function($qq) use ($ftn) {
 					return $qq
@@ -513,6 +513,50 @@ class Address extends Model
 		return ($o && $o->system->active) ? $o : NULL;
 	}
 
+	/**
+	 * This is to find an address for a domain (like fidonet), which is technically 2D even though it uses multiple zones.
+	 *
+	 * This was implemented to identify seenby and path kludges
+	 *
+	 * @param Domain $do
+	 * @param int $host
+	 * @param int $node
+	 * @param bool $trashed
+	 * @return self|null
+	 * @throws \Exception
+	 */
+	public static function findZone(Domain $do,int $host,int $node,bool $trashed=FALSE): ?self
+	{
+		if (! $do->flatten)
+			throw new \Exception(sprintf('Domain is not set with flatten: %d',$do->id));
+
+		$zones = $do->zones->pluck('zone_id');
+
+		$o = (new self)
+			->select('addresses.*')
+			->join('zones',['zones.id'=>'addresses.zone_id'])
+			//->join('domains',['domains.id'=>'zones.domain_id'])
+			->when($trashed,function($query) {
+				$query->trashed();
+			},function($query) {
+				$query->active();
+			})
+			->whereIN('zones.zone_id',$zones)
+			->where(function($q) use ($host) {
+				return $q
+					->where(function($q) use ($host) {
+						return $q->where('region_id',$host)
+							->where('host_id',$host);
+					})
+					->orWhere('host_id',$host);
+			})
+			->where('node_id',$node)
+			->where('zones.domain_id',$do->id)
+			->single();
+
+		return $o;
+	}
+
 	/**
 	 * Create an activation code for this address
 	 *
diff --git a/database/migrations/2023_09_09_221103_domain_2d.php b/database/migrations/2023_09_09_221103_domain_2d.php
new file mode 100644
index 0000000..c0bd1aa
--- /dev/null
+++ b/database/migrations/2023_09_09_221103_domain_2d.php
@@ -0,0 +1,28 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    /**
+     * Run the migrations.
+     */
+    public function up(): void
+    {
+		Schema::table('domains',function (Blueprint $table) {
+			$table->boolean('flatten')->nullable();
+		});
+    }
+
+    /**
+     * Reverse the migrations.
+     */
+    public function down(): void
+    {
+		Schema::table('domains',function (Blueprint $table) {
+			$table->dropColumn('flatten');
+		});
+    }
+};
diff --git a/resources/views/domain/addedit.blade.php b/resources/views/domain/addedit.blade.php
index 37992ef..ad18071 100644
--- a/resources/views/domain/addedit.blade.php
+++ b/resources/views/domain/addedit.blade.php
@@ -29,7 +29,7 @@
 							</div>
 						</div>
 
-						<div class="col-4">
+						<div class="col-2">
 							<label for="active" class="form-label">Active</label>
 							<div class="input-group">
 								<div class="btn-group" role="group">
@@ -42,6 +42,21 @@
 							</div>
 						</div>
 
+						<div class="col-2">
+							@if ($o->zones->count() > 1)
+								<label for="flatten" class="form-label">Flatten Zones <i class="bi bi-info-circle" title="Treat this domain as a 2D domain"></i></label>
+								<div class="input-group">
+									<div class="btn-group" role="group">
+										<input type="radio" class="btn-check" name="flatten" id="flatten_yes" value="1" required @if(old('flatten',$o->flatten))checked @endif>
+										<label class="btn btn-outline-warning" for="flatten_yes">Yes</label>
+
+										<input type="radio" class="btn-check btn-danger" name="flatten" id="flatten_no" value="0" required @if(! old('flatten',$o->flatten))checked @endif>
+										<label class="btn btn-outline-success" for="flatten_no">No</label>
+									</div>
+								</div>
+							@endif
+						</div>
+
 						<div class="col-4">
 							@if ($o->managed())
 								@if ($o->nodelist_filename)