- Welcome If you need to cancel a reservation, please call By the Sea Inn's front desk directly. Please do not use the E-mail function. 475 North Coast Highway, Laguna Beach, California Reservation: 1 (800) 297-0007 BY THE SEA INN is a quiet and peaceful 36 room inn that offers nicely appointed rooms, some with coastal views of the Pacific Ocean, easy access to the central heated pool and spa. A ...www.bytheseainn.com