Credit Card > American Express (simple) Favorite

Matches an American Express credit card number.

Sample Matches
Text Result
341111111111111
Group #0
341111111111111
match
3422222222222222
Group #0
3422222222222222
match
371111111111111
Group #0
371111111111111
match
3722222222222222
Group #0
3722222222222222
match
310000000000000no match
34000000000000no match