diff --git a/application/controllers/Gridmap.php b/application/controllers/Gridmap.php
index 5082220f6..9beae0b32 100644
--- a/application/controllers/Gridmap.php
+++ b/application/controllers/Gridmap.php
@@ -57,6 +57,7 @@ class Gridmap extends CI_Controller {
     }
 
 	public function getGridsjs() {
+		$call = $this->input->post('call', TRUE);
 		$band = $this->input->post('band', TRUE);
 		$mode = $this->input->post('mode', TRUE);
 		$qsl = $this->input->post('qsl', TRUE);
@@ -93,7 +94,7 @@ class Gridmap extends CI_Controller {
 		$grid_4char_confirmed = "";
 		$grid_6char_confirmed = "";
 
-		$query = $this->gridmap_model->get_band_confirmed($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $dxcc, $data['grids'], $datefrom, $dateto);
+		$query = $this->gridmap_model->get_band_confirmed($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $dxcc, $data['grids'], $datefrom, $dateto, null, $call);
 
 		if ($query && $query->num_rows() > 0) {
 			foreach ($query->result() as $row) 	{
@@ -120,7 +121,7 @@ class Gridmap extends CI_Controller {
 			}
 		}
 
-		$query = $this->gridmap_model->get_band($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $dxcc, $data['grids'], $datefrom, $dateto);
+		$query = $this->gridmap_model->get_band($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $dxcc, $data['grids'], $datefrom, $dateto, null, $call);
 
 		if ($query && $query->num_rows() > 0) {
 			foreach ($query->result() as $row) {
@@ -147,7 +148,7 @@ class Gridmap extends CI_Controller {
 				}
 			}
 		}
-		$query_vucc = $this->gridmap_model->get_band_worked_vucc_squares($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $datefrom, $dateto);
+		$query_vucc = $this->gridmap_model->get_band_worked_vucc_squares($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $datefrom, $dateto, null, $call);
 
 		if ($query_vucc && $query_vucc->num_rows() > 0) {
 			foreach ($query_vucc->result() as $row) {
@@ -193,7 +194,7 @@ class Gridmap extends CI_Controller {
 		}
 
 		// // Confirmed Squares
-		$query_vucc = $this->gridmap_model->get_band_confirmed_vucc_squares($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $datefrom, $dateto);
+		$query_vucc = $this->gridmap_model->get_band_confirmed_vucc_squares($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $datefrom, $dateto, null, $call);
 
 		if ($query_vucc && $query_vucc->num_rows() > 0) {
 			foreach ($query_vucc->result() as $row) 			{
diff --git a/application/models/Gridmap_model.php b/application/models/Gridmap_model.php
index 014b86d61..746595a06 100644
--- a/application/models/Gridmap_model.php
+++ b/application/models/Gridmap_model.php
@@ -2,7 +2,7 @@
 
 class Gridmap_model extends CI_Model {
 
-	function get_band_confirmed($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $dxcc, $grids, $datefrom, $dateto, $logbooks_locations_array = NULL) {
+	function get_band_confirmed($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $dxcc, $grids, $datefrom, $dateto, $logbooks_locations_array = NULL, $call = '') {
 		if ($logbooks_locations_array == NULL) {
 			$this->load->model('logbooks_model');
 			$logbooks_locations_array = $this->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
@@ -21,6 +21,11 @@ class Gridmap_model extends CI_Model {
 			.' WHERE station_id in ('
 			.$location_list.') AND COL_GRIDSQUARE != ""';
 
+		if ($call != '' && $call != '*') {
+			$sql .= " and col_call = ?";
+			$binding[] = $call;
+		}
+
 		if ($band != 'All') {
 			if ($band == 'SAT') {
 				$sql .= " and col_prop_mode = ? ";
@@ -84,7 +89,7 @@ class Gridmap_model extends CI_Model {
 		return $this->db->query($sql, $binding);
 	}
 
-	function get_band($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $dxcc, $grids, $datefrom, $dateto, $logbooks_locations_array = NULL) {
+	function get_band($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $dxcc, $grids, $datefrom, $dateto, $logbooks_locations_array = NULL, $call = '') {
 		if ($logbooks_locations_array == NULL) {
 			$this->load->model('logbooks_model');
 			$logbooks_locations_array = $this->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
@@ -103,6 +108,11 @@ class Gridmap_model extends CI_Model {
 			.' WHERE station_id in ('
 			.$location_list.') AND COL_GRIDSQUARE != ""';
 
+		if ($call != '' && $call != '*') {
+			$sql .= " and col_call = ?";
+			$binding[] = $call;
+		}
+
 		if ($band != 'All') {
 			if ($band == 'SAT') {
 				$sql .= " and col_prop_mode = ?";
@@ -164,7 +174,7 @@ class Gridmap_model extends CI_Model {
 		return $this->db->query($sql, $binding);
 	}
 
-	function get_band_worked_vucc_squares($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $datefrom, $dateto, $logbooks_locations_array = NULL) {
+	function get_band_worked_vucc_squares($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $datefrom, $dateto, $logbooks_locations_array = NULL, $call = '') {
 		$this->load->model('logbooks_model');
 		$logbooks_locations_array = $this->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
 
@@ -181,6 +191,11 @@ class Gridmap_model extends CI_Model {
 			.' WHERE station_id in ('
 			.$location_list.') AND COL_VUCC_GRIDS != ""';
 
+		if ($call != '' && $call != '*') {
+			$sql .= " and col_call = ?";
+			$binding[] = $call;
+		}
+
 		if ($band != 'All') {
 			if ($band == 'SAT') {
 				$sql .= " and col_prop_mode = ?";
@@ -236,7 +251,7 @@ class Gridmap_model extends CI_Model {
 		return $this->db->query($sql, $binding);
 	}
 
-	function get_band_confirmed_vucc_squares($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $datefrom, $dateto, $logbooks_locations_array = NULL) {
+	function get_band_confirmed_vucc_squares($band, $mode, $qsl, $lotw, $eqsl, $qrz, $sat, $orbit, $propagation, $datefrom, $dateto, $logbooks_locations_array = NULL, $call = '') {
 		$this->load->model('logbooks_model');
 		$logbooks_locations_array = $this->logbooks_model->list_logbook_relationships($this->session->userdata('active_station_logbook'));
 
@@ -253,6 +268,11 @@ class Gridmap_model extends CI_Model {
 			.' WHERE station_id in ('
 			.$location_list.') AND COL_VUCC_GRIDS != ""';
 
+		if ($call != '' && $call != '*') {
+			$sql .= " and col_call = ?";
+			$binding[] = $call;
+		}
+
 		if ($band != 'All') {
 			if ($band == 'SAT') {
 				$sql .= " and col_prop_mode = ?";
diff --git a/application/views/gridmap/index.php b/application/views/gridmap/index.php
index 2728de6b8..55ad324b7 100644
--- a/application/views/gridmap/index.php
+++ b/application/views/gridmap/index.php
@@ -52,6 +52,13 @@
 							</div>
 
                             <!-- Row 1 -->
+                            <div class="row mb-2">
+                                <label class="form-label col-md-2" for="call"><?= __("Callsign"); ?></label>
+                                <div class="col-sm-3">
+                                    <input onclick="this.select()" type="text" name="call" id="call" class="form-control form-control-sm uppercase" value="*" placeholder="<?= __("Empty"); ?>">
+                                </div>
+                            </div>
+                            <!-- Row 2 -->
                             <div class="row mb-2">
                                 <label class="col-md-2" for="band"><?= __("Band"); ?></label>
                                 <div class="col-sm-3">
@@ -129,7 +136,7 @@
 								</select>
 							</div>
 						</div>
-                            <!-- Row 2 -->
+                            <!-- Row 3 -->
                             <div class="row mb-2">
                                 <label class="col-md-2" for="mode"><?= __("Mode"); ?></label>
                                 <div class="col-sm-3">
diff --git a/assets/js/sections/gridmap.js b/assets/js/sections/gridmap.js
index b79ada2b1..c7961e9da 100644
--- a/assets/js/sections/gridmap.js
+++ b/assets/js/sections/gridmap.js
@@ -117,6 +117,7 @@ function gridPlot(form, visitor=true) {
 				dxcc: $('#dxcc').val(),
 				datefrom: $('#dateFrom').val(),
 				dateto: $('#dateTo').val(),
+				call: $("#call").val(),
 			},
 			success: function (data) {
 				$('.cohidden').show();