Winter 2026 Station Information Profile (SIP) on File with Nielsen
| Call Letter: | KWMC-AM | |
| Frequency: | 1490 | |
| Station Name: | THE MIGHTY 1490 | |
| Format: | Oldies | |
| Network(s): | WWO APNET | |
| City of License: | DEL RIO | |
| County of License: | Val Verde | |
| Mailing Address: | 903 E CORTINAS DEL RIO, TX 78840 |
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| Phone: | 830-775-3544 | |
| Fax: | 830-775-3546 | |
| URL Address: | ||
| Broadcasts in HD: |
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| Internet Streams: |
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Winter 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 .