LAKE BERRYESSA (CBS SF) — The Napa County Sheriff’s Office is warning residents of Lake Berryessa of a malfunction in the 911 system.

Residents with a phone prefix of 966 will be unable to reach 911 until further notice. Affected residents are advised to call (707) 253-0911 to report emergencies.

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Further information about the nature of the malfunction was not immediately available.

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Residents in the area who cannot reach 911 can dial 253-0911 to report emergencies.

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