National Undaground Radio Station

Philadelphia's 28 radio station listings don't cluster in one part of town. Zip 19128 has 5, and the rest thin out fast, with several zips holding only 1 or 2 listings apiece. That spread means some corners of the city have a real cluster to compare while others leave you with a single name nearby.

Contact details are easy to find here: 23 listings show a phone number and 27 show a website, so reaching a station rarely takes extra digging. Paid placements get a Sponsored label the moment a business buys that spot, and no station in this Philadelphia category has one active right now, so the order you're browsing is the plain default, not a paid or ranked lineup. If you manage one of these stations and notice a missing number or dead website, you can claim the listing and update it yourself, which matters more in a zip like 19121 where there's no second listing to fall back on.