diff --git a/app/extensions/extension_edit.php b/app/extensions/extension_edit.php
index 6ef0d23c5e..32b6938152 100644
--- a/app/extensions/extension_edit.php
+++ b/app/extensions/extension_edit.php
@@ -1325,7 +1325,7 @@ if (count($_POST) > 0 && strlen($_POST["persistformvar"]) == 0) {
 	echo "    ".$text['label-effective_caller_id_number']."\n";
 	echo "</td>\n";
 	echo "<td class='vtable' align='left'>\n";
-	echo "    <input class='formfld' type='number' name='effective_caller_id_number' min='0' step='1' maxlength='255' value=\"$effective_caller_id_number\">\n";
+	echo "    <input class='formfld' type='text' name='effective_caller_id_number' min='0' step='1' maxlength='255' value=\"$effective_caller_id_number\">\n";
 	echo "<br />\n";
 	echo $text['description-effective_caller_id_number']."\n";
 	echo "</td>\n";
@@ -1406,7 +1406,7 @@ if (count($_POST) > 0 && strlen($_POST["persistformvar"]) == 0) {
 		unset ($prep_statement);
 	}
 	else {
-		echo "    <input class='formfld' type='number' name='outbound_caller_id_number' maxlength='255' min='0' step='1' value=\"$outbound_caller_id_number\">\n";
+		echo "    <input class='formfld' type='text' name='outbound_caller_id_number' maxlength='255' min='0' step='1' value=\"$outbound_caller_id_number\">\n";
 		echo "<br />\n";
 		echo $text['description-outbound_caller_id_number-custom']."\n";
 	}
@@ -1429,7 +1429,7 @@ if (count($_POST) > 0 && strlen($_POST["persistformvar"]) == 0) {
 	echo "    ".$text['label-emergency_caller_id_number']."\n";
 	echo "</td>\n";
 	echo "<td class='vtable' align='left'>\n";
-	echo "    <input class='formfld' type='number' name='emergency_caller_id_number' maxlength='255' min='0' step='1' value=\"$emergency_caller_id_number\">\n";
+	echo "    <input class='formfld' type='text' name='emergency_caller_id_number' maxlength='255' min='0' step='1' value=\"$emergency_caller_id_number\">\n";
 	echo "<br />\n";
 	echo $text['description-emergency_caller_id_number']."\n";
 	echo "</td>\n";