If Jenny's number was 555-5309 I don't think it would have worked in a song.
replies(5):
About ten years ago or so, Kroger finally integrated the loyalty programs across all their brands of stores (City Market, Harris Teeter, Kroger, King Soopers, Ralphs, Fred Meyer, and others, but those are the ones I have been in), so you can use pretty much any older area code you like to try it out.