Mark Your Calendars! 49ers Reveal 2023 Season Schedule
Seattle Seahawks - Wikipedia
Inside the 2023 NFL schedule: What's new, what's notable, and who has the toughest slate - The Boston Globe
What channel is 49ers vs. Seahawks on today? Schedule, time for 'Sunday Night Football' game
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San Francisco 49ers - Wikipedia
49ers defeat Seahawks, advance to NFC Divisional Round for second straight season