diff --git a/src/currencies.js b/src/currencies.js
index 5a12f0e3..9bcdbaec 100644
--- a/src/currencies.js
+++ b/src/currencies.js
@@ -3,6 +3,7 @@ var ETHValidator = require('./ethereum_validator');
 var BTCValidator = require('./bitcoin_validator');
 var XMRValidator = require('./monero_validator');
 var NANOValidator = require('./nano_validator');
+var ICXValidator = require('./icon_validator');
 
 // defines P2PKH and P2SH address types for standard (prod) and testnet networks
 var CURRENCIES = [{
@@ -209,6 +210,10 @@ var CURRENCIES = [{
     name: 'raiblocks',
     symbol: 'xrb',
     validator: NANOValidator,
+},{
+    name: 'icon',
+    symbol: 'icx',
+    validator: ICXValidator,
 }];
 
 
diff --git a/src/icon_validator.js b/src/icon_validator.js
new file mode 100644
index 00000000..733b50a1
--- /dev/null
+++ b/src/icon_validator.js
@@ -0,0 +1,5 @@
+module.exports = {
+    isValidAddress: function(address) {
+        return /^(hx)[0-9a-f]{40}$/i.test(address);
+    }
+};