Spring 2026 Station Information Profile (SIP) on File with Nielsen
| Call Letter: | WRFF-FM | |
| Frequency: | 104.5 | |
| Station Name: | ALT 104.5 IHEART | |
| Format: | Alternative | |
| Network(s): | IND | |
| City of License: | PHILADELPHIA | |
| County of License: | Philadelphia | |
| Mailing Address: | 2 BALA PLAZA STE PL50 BALA CYNWYD, PA 19004 |
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| Phone: | 610-784-3333 | |
| Fax: | 610-784-0522 | |
| URL Address: | www.alt1045philly.iheart.com | |
| Broadcasts in HD: |
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| Internet Streams: |
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Spring 2026 Reminder:
You no longer need to submit program information to Nielsen.
To view the simulcast combos that have requested Total Line Reporting, click here .