diff --git a/application/views/interface_assets/footer.php b/application/views/interface_assets/footer.php
index e18f23cde..18c91176c 100644
--- a/application/views/interface_assets/footer.php
+++ b/application/views/interface_assets/footer.php
@@ -389,6 +389,31 @@ function stopImpersonate_modal() {
 <script type="text/javascript" src="<?php echo base_url(); ?>assets/js/buttons.html5.min.js"></script>
 <script type="text/javascript" src="<?php echo base_url();?>assets/js/selectize.js"></script>
 
+<?php if ($this->uri->segment(1) == "station") { ?>
+    <script language="javascript" src="<?php echo base_url() ;?>assets/js/HamGridSquare.js"></script>
+    <script src="<?php echo base_url() ;?>assets/js/sections/station_locations.js"></script>
+    <script src="<?php echo base_url() ;?>assets/js/bootstrap-multiselect.js"></script>
+    <script>
+        var position;
+        function getLocation() {
+            if (navigator.geolocation) {
+                navigator.geolocation.getCurrentPosition(showPosition);
+            } else {
+                console.log('Geolocation is not supported by this browser.');
+            }
+        }
+
+        function showPosition(position) {
+            gridsquare = latLonToGridSquare(position.coords.latitude,position.coords.longitude);
+            document.getElementById("stationGridsquareInput").value = gridsquare;
+  }
+    </script>
+<?php } ?>
+
+<?php if ($this->uri->segment(1) == "logbooks") { ?>
+    <script src="<?php echo base_url() ;?>assets/js/sections/station_logbooks.js"></script>
+<?php } ?>
+
 <?php if ($this->uri->segment(1) == "debug") { ?>
 <script type="text/javascript">
 function copyURL(url) {
diff --git a/assets/js/HamGridSquare.js b/assets/js/HamGridSquare.js
new file mode 100644
index 000000000..7164d0493
--- /dev/null
+++ b/assets/js/HamGridSquare.js
@@ -0,0 +1,127 @@
+// HamGridSquare.js
+// Copyright 2014 Paul Brewer KI6CQ
+// License:  MIT License http://opensource.org/licenses/MIT
+//
+// Javascript routines to convert from lat-lon to Maidenhead Grid Squares
+// typically used in Ham Radio Satellite operations and VHF Contests
+//
+// Inspired in part by K6WRU Walter Underwood's python answer
+// http://ham.stackexchange.com/a/244
+// to this stack overflow question:
+// How Can One Convert From Lat/Long to Grid Square
+// http://ham.stackexchange.com/questions/221/how-can-one-convert-from-lat-long-to-grid-square
+//
+
+latLonToGridSquare = function(param1,param2){
+  var lat=-100.0;
+  var lon=0.0;
+  var adjLat,adjLon,GLat,GLon,nLat,nLon,gLat,gLon,rLat,rLon;
+  var U = 'ABCDEFGHIJKLMNOPQRSTUVWX'
+  var L = U.toLowerCase();
+  // support Chris Veness 2002-2012 LatLon library and
+  // other objects with lat/lon properties
+  // properties could be numbers, or strings
+  function toNum(x){
+    if (typeof(x) === 'number') return x;
+    if (typeof(x) === 'string') return parseFloat(x);
+    // dont call a function property here because of binding issue
+    throw "HamGridSquare -- toNum -- can not convert input: "+x;
+  }
+  if (typeof(param1)==='object'){
+    if (param1.length === 2){
+      lat = toNum(param1[0]);
+      lon = toNum(param1[1]);
+    } else if (('lat' in param1) && ('lon' in param1)){
+      lat = (typeof(param1.lat)==='function')? toNum(param1.lat()): toNum(param1.lat);
+      lon = (typeof(param1.lon)==='function')? toNum(param1.lon()): toNum(param1.lon);
+    } else if (('latitude' in param1) && ('longitude' in param1)){
+      lat = (typeof(param1.latitude)==='function')? toNum(param1.latitude()): toNum(param1.latitude);
+      lon = (typeof(param1.longitude)==='function')? toNum(param1.longitude()): toNum(param1.longitude);
+    } else {
+      throw "HamGridSquare -- can not convert object -- "+param1;
+    }
+  } else {
+    lat = toNum(param1);
+    lon = toNum(param2);
+  }
+  if (isNaN(lat)) throw "lat is NaN";
+  if (isNaN(lon)) throw "lon is NaN";
+  if (Math.abs(lat) === 90.0) throw "grid squares invalid at N/S poles";
+  if (Math.abs(lat) > 90) throw "invalid latitude: "+lat;
+  if (Math.abs(lon) > 180) throw "invalid longitude: "+lon;
+  adjLat = lat + 90;
+  adjLon = lon + 180;
+  GLat = U[Math.trunc(adjLat/10)];
+  GLon = U[Math.trunc(adjLon/20)];
+  nLat = ''+Math.trunc(adjLat % 10);
+  nLon = ''+Math.trunc((adjLon/2) % 10);
+  rLat = (adjLat - Math.trunc(adjLat)) * 60;
+  rLon = (adjLon - 2*Math.trunc(adjLon/2)) *60;
+  gLat = L[Math.trunc(rLat/2.5)];
+  gLon = L[Math.trunc(rLon/5)];
+  return GLon+GLat+nLon+nLat+gLon+gLat;
+}
+
+gridSquareToLatLon = function(grid, obj){
+  var returnLatLonConstructor = (typeof(LatLon)==='function');
+  var returnObj = (typeof(obj)==='object');
+  var lat=0.0,lon=0.0,aNum="a".charCodeAt(0),numA="A".charCodeAt(0);
+  function lat4(g){
+    return 10*(g.charCodeAt(1)-numA)+parseInt(g.charAt(3))-90;
+  }
+  function lon4(g){
+    return 20*(g.charCodeAt(0)-numA)+2*parseInt(g.charAt(2))-180;
+  }
+  if ((grid.length!=4) && (grid.length!=6)) throw "gridSquareToLatLon: grid must be 4 or 6 chars: "+grid;
+  if (/^[A-X][A-X][0-9][0-9]$/.test(grid)){
+    lat = lat4(grid)+0.5;
+    lon = lon4(grid)+1;
+  } else if (/^[A-X][A-X][0-9][0-9][a-x][a-x]$/.test(grid)){
+    lat = lat4(grid)+(1.0/60.0)*2.5*(grid.charCodeAt(5)-aNum+0.5);
+    lon = lon4(grid)+(1.0/60.0)*5*(grid.charCodeAt(4)-aNum+0.5);
+  } else throw "gridSquareToLatLon: invalid grid: "+grid;
+  if (returnLatLonConstructor) return new LatLon(lat,lon);
+  if (returnObj){
+    obj.lat = lat;
+    obj.lon = lon;
+    return obj;
+  }
+  return [lat,lon];
+};
+
+testGridSquare = function(){
+  // First four test examples are from "Conversion Between Geodetic and Grid Locator Systems",
+  // by Edmund T. Tyson N5JTY QST January 1989
+  // original test data in Python / citations by Walter Underwood K6WRU
+  // last test and coding into Javascript from Python by Paul Brewer KI6CQ
+  var testData = [
+    ['Munich', [48.14666,11.60833], 'JN58td'],
+    ['Montevideo', [[-34.91,-56.21166]], 'GF15vc'],
+    ['Washington, DC', [{lat:38.92,lon:-77.065}], 'FM18lw'],
+    ['Wellington', [{latitude:-41.28333,longitude:174.745}], 'RE78ir'],
+    ['Newington, CT (W1AW)', [41.714775,-72.727260], 'FN31pr'],
+    ['Palo Alto (K6WRU)', [[37.413708,-122.1073236]], 'CM87wj'],
+    ['Chattanooga (KI6CQ/4)', [{lat:function(){ return "35.0542"; }, 
+                              lon: function(){ return "-85.1142"}}], "EM75kb"]
+  ];
+  var i=0,l=testData.length,result='',result2,result3,thisPassed=0,totalPassed=0;
+  for(i=0;i<l;++i){
+    result = latLonToGridSquare.apply({}, testData[i][1]);
+    result2 = gridSquareToLatLon(result);
+    result3 = latLonToGridSquare(result2);
+    thisPassed = (result===testData[i][2]) && (result3===testData[i][2]);
+    console.log("test "+i+": "+testData[i][0]+" "+JSON.stringify(testData[i][1])+
+                " result = "+result+" result2 = "+result2+" result3 = "+result3+" expected= "+testData[i][2]+
+                " passed = "+thisPassed);
+    totalPassed += thisPassed;
+  }
+  console.log(totalPassed+" of "+l+" test passed");
+  return totalPassed===l;
+};
+
+HamGridSquare = {
+  toLatLon: gridSquareToLatLon,
+  fromLatLon: latLonToGridSquare,
+  test: testGridSquare
+};
+
diff --git a/assets/js/sections/station_locations.js b/assets/js/sections/station_locations.js
new file mode 100644
index 000000000..042a69f8b
--- /dev/null
+++ b/assets/js/sections/station_locations.js
@@ -0,0 +1,141 @@
+$(document).ready(function () {
+	function btn_pwd_showhide() {
+		if ($(this).closest('div').find('input[type="password"]').length>0) {
+			$(this).closest('div').find('input[type="password"]').attr('type','text');
+			$(this).closest('div').find('.fa-eye-slash').removeClass('fa-eye-slash').addClass('fa-eye');
+		} else {
+			$(this).closest('div').find('input[type="text"]').attr('type','password');
+			$(this).closest('div').find('.fa-eye').removeClass('fa-eye').addClass('fa-eye-slash');
+		}
+	}
+	$('.btn-pwd-showhide').off('click').on('click', btn_pwd_showhide );
+
+	$("#station_locations_table").DataTable({
+		stateSave: true,
+		language: {
+			url: getDataTablesLanguageUrl(),
+		},
+	});
+
+	$('#dxcc_id').multiselect({
+		// template is needed for bs5 support
+		templates: {
+		  button: '<button type="button" style="text-align: left !important;" class="multiselect dropdown-toggle btn btn-secondary w-auto" data-bs-toggle="dropdown" aria-expanded="false"><span class="multiselect-selected-text"></span></button>',
+		},
+		enableFiltering: true,
+		enableFullValueFiltering: false,
+		enableCaseInsensitiveFiltering: true,
+		filterPlaceholder: lang_general_word_search,
+		widthSynchronizationMode: 'always',
+		numberDisplayed: 1,
+		inheritClass: true,
+		buttonWidth: '100%',
+		maxHeight: 600
+	});
+	$('.multiselect-container .multiselect-filter', $('#dxcc_id').parent()).css({
+		'position': 'sticky', 'top': '0px', 'z-index': 1, 'background-color':'inherit', 'width':'100%', 'height':'37px'
+	})
+
+	if (window.location.pathname.indexOf("/station/edit") !== -1 || window.location.pathname.indexOf("/station/create") !== -1 || window.location.pathname.indexOf("/station/copy") !== -1) {
+		
+		updateStateDropdown('#dxcc_id', '#stateInputLabel', '#location_us_county', '#stationCntyInputEdit');
+		$('#location_us_county_edit').show();	
+		var dxcc = $('#dxcc_id').val();
+		switch (dxcc) {
+			case '6':
+			case '110':
+			case '291':
+				$("#stationCntyInputEdit").prop('disabled', false);
+				selectize_usa_county('#stateDropdown', '#stationCntyInputEdit');
+				break;
+			case '15':
+			case '54':
+			case '61':
+			case '126':
+			case '151':
+			case '288':
+			case '339':
+			case '170':
+			case '21':
+			case '29':
+			case '32':
+			case '281':
+				$("#stationCntyInputEdit").prop('disabled', false);
+                break;
+			 default:
+				$("#stationCntyInputEdit").prop('disabled', true);   
+			}
+		$("#dxcc_id").change(function () {
+			updateStateDropdown('#dxcc_id', '#stateInputLabel', '#location_us_county', '#stationCntyInputEdit');
+		});
+
+		$('#qrz_apitest_btn').click(function(){
+
+			var apikey = $('#qrzApiKey').val();
+			var msg_div = $('#qrz_apitest_msg');
+
+			msg_div.hide();
+			msg_div.removeClass('alert-success alert-danger')
+
+			$.ajax({
+				url: base_url+'index.php/qrz/qrz_apitest',
+				type: 'POST',
+				data: {
+					'APIKEY': apikey
+				},
+				success: function(res) {
+					if(res.status == 'OK') {
+						msg_div.addClass('alert-success');
+						msg_div.text('Your API Key works. You are good to go!');
+						msg_div.show();
+					} else {
+						msg_div.addClass('alert-danger');
+						msg_div.text('Your API Key failed. Are you sure you have a valid QRZ subsription?');
+						msg_div.show();
+						$('#qrzrealtime').val(-1);
+					}
+				},
+				error: function(res) {
+					msg_div.addClass('alert-danger');
+					msg_div.text('ERROR: Something went wrong on serverside. We\'re sorry..');
+					msg_div.show();
+				},
+			});
+		});
+
+	}
+});
+
+$("#stateDropdown").change(function () {
+			var dxcc = $('#dxcc_id').val();
+			var state = $("#stateDropdown.form-select").val();
+			if (state != '') {
+				switch (dxcc) {
+					case '6':
+					case '110':
+					case '291':
+						$("#stationCntyInputEdit").prop('disabled', false);
+						break;
+					case '15':
+					case '54':
+					case '61':
+					case '126':
+					case '151':
+					case '288':
+					case '339':
+					case '170':
+					case '21':
+					case '29':
+					case '32':
+					case '281':
+						$("#stationCntyInputEdit").prop('disabled', false);
+		                break;
+					default:
+						$("#stationCntyInputEdit").prop('disabled', true);
+				}
+			} else {
+				$("#stationCntyInputEdit").val('');
+				$("#stationCntyInputEdit").prop('disabled', true);
+			}
+		});
+
diff --git a/assets/js/sections/station_logbooks.js b/assets/js/sections/station_logbooks.js
new file mode 100644
index 000000000..c721b0920
--- /dev/null
+++ b/assets/js/sections/station_logbooks.js
@@ -0,0 +1,18 @@
+$(document).ready( function () {
+    $('#station_logbooks_table').DataTable({
+        "stateSave": true,
+        "language": {
+            url: getDataTablesLanguageUrl(),
+        }
+    });
+} );
+
+$(document).ready( function () {
+    $('#station_logbooks_linked_table').DataTable({
+        "stateSave": true,
+        "paging": true,
+        "language": {
+            url: getDataTablesLanguageUrl(),
+        }
+    });
+} );