WCAU, virtual channel 10 (UHF digital channel 34), is a CBS-affiliated television station licensed to Philadelphia, Pennsylvania, United States. The station is owned by the CBS Corporation. WCAU has studios within the Comcast Technology Center on Arch Street in Center City, with some operations remaining at their former main studio at the corner of City Avenue and Monument Road in Bala Cynwyd, along the Philadelphia–Montgomery county line. The two stations also share transmitter facilities in the Roxborough section of Philadelphia.

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