diff --git a/193_valid_phone_numbers/script.sh b/193_valid_phone_numbers/script.sh
new file mode 100644
index 0000000..7abb8d4
--- /dev/null
+++ b/193_valid_phone_numbers/script.sh
@@ -0,0 +1 @@
+egrep '^([0-9]{3}-|\([0-9]{3}\) )[0-9]{3}-[0-9]{4}$' file.txt