What does your input look like? I'd do something like this: 
my $input = "Holland, MI 82904-4413";
my ($city, $state, $zip) = split(' ', $input);
$city =~ s/,$//;
bad_zip($zip) unless ($zip =~ /^\d{5}(-)?(\d{4})?$/);

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Optimize as necessary.

In reply to Re: regexp by chromatic
in thread regexp by wepu

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