http://www.radioreference.com/apps/audio/?ctid=201 - multi LAPD feeds here
http://www.radioreference.com/apps/audio/?feedId=1189 - NYPD - SOD and Traffic
http://www.radioreference.com/apps/audio/?ctid=1827 - NYPD - Bronx - couple of feeds
http://www.radioreference.com/apps/audio/?ctid=1865 - NYPD Transit Police - Queens
http://www.radioreference.com/apps/audio/?ctid=2291 - Philadelpha - couple of police feeds
http://www.radioreference.com/apps/audio/?ctid=606 - Chicago - 4 police feeds here
http://www.radioreference.com/apps/audio/?ctid=2623 - Houston - couple of police feeds here