Listing Details Business Services, Work Montgomery County 93.3 WMMR Philly's rock station since 1968. With Preston and Steve and Pierre Robert. Location Contact Information Address 1 Bala Plz Ste 424 Bala Cynwyd, PA 19004 Zip/Post Code 19004 Phone Phone number (215) 263-9667 Website https://wmmr.com/about/contact/