diff --git a/addons/l10n_us/i18n/l10n_us.pot b/addons/l10n_us/i18n/l10n_us.pot
index 2e1fd6db784..6f055a5a857 100644
--- a/addons/l10n_us/i18n/l10n_us.pot
+++ b/addons/l10n_us/i18n/l10n_us.pot
@@ -1,12 +1,13 @@
 # Translation of Odoo Server.
 # This file contains the translation of the following modules:
+#	* l10n_us
 #
 msgid ""
 msgstr ""
-"Project-Id-Version: Odoo Server 9.0\n"
+"Project-Id-Version: Odoo Server 12.0alpha1+e\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2015-09-07 14:56+0000\n"
-"PO-Revision-Date: 2015-09-07 14:56+0000\n"
+"POT-Creation-Date: 2017-11-07 09:51+0000\n"
+"PO-Revision-Date: 2017-11-07 09:51+0000\n"
 "Last-Translator: <>\n"
 "Language-Team: \n"
 "MIME-Version: 1.0\n"
@@ -14,3 +15,18 @@ msgstr ""
 "Content-Transfer-Encoding: \n"
 "Plural-Forms: \n"
 
+#. module: l10n_us
+#: model:ir.model.fields,field_description:l10n_us.field_res_partner_bank_aba_routing
+msgid "ABA/Routing"
+msgstr ""
+
+#. module: l10n_us
+#: code:addons/l10n_us/models/res_partner_bank.py:18
+#, python-format
+msgid "ABA/Routing should only contains numbers (maximum 9 digits)."
+msgstr ""
+
+#. module: l10n_us
+#: model:ir.model.fields,help:l10n_us.field_res_partner_bank_aba_routing
+msgid "American Bankers Association Routing Number"
+msgstr ""
diff --git a/addons/l10n_us/models/res_partner_bank.py b/addons/l10n_us/models/res_partner_bank.py
index 5493ece0c9e..c46e0d6341e 100644
--- a/addons/l10n_us/models/res_partner_bank.py
+++ b/addons/l10n_us/models/res_partner_bank.py
@@ -1,10 +1,18 @@
 # -*- coding: utf-8 -*-
 # Part of Odoo. See LICENSE file for full copyright and licensing details.
 
-from odoo import fields, models
+import re
+from odoo import fields, models, api, _
+from odoo.exceptions import ValidationError
 
 
 class ResPartnerBank(models.Model):
     _inherit = 'res.partner.bank'
 
-    aba_routing = fields.Integer(string="ABA/Routing", help="American Bankers Association Routing Number")
+    aba_routing = fields.Char(string="ABA/Routing", help="American Bankers Association Routing Number")
+
+    @api.constrains('aba_routing')
+    def _check_aba_routing(self):
+        for bank in self:
+            if bank.aba_routing and not re.match(r'^\d{1,9}$', bank.aba_routing):
+                raise ValidationError(_('ABA/Routing should only contains numbers (maximum 9 digits).'))
diff --git a/addons/l10n_us/views/res_partner_bank_views.xml b/addons/l10n_us/views/res_partner_bank_views.xml
index d1e61e99110..94d17b54545 100644
--- a/addons/l10n_us/views/res_partner_bank_views.xml
+++ b/addons/l10n_us/views/res_partner_bank_views.xml
@@ -6,7 +6,7 @@
         <field name="inherit_id" ref="base.view_partner_bank_form"/>
         <field name="arch" type="xml">
             <field name="bank_id" position="after">
-                <field name="aba_routing" widget="char"/>
+                <field name="aba_routing"/>
             </field>
         </field>
     </record>