The Buena Vista Cafe in San Francisco is the Hyde Street corner where Jack Koeppler perfected the American Irish coffee in 1952, pouring 2,000 of them a day still.
Signature drink: Irish coffee
Tip: Sit at the long bar to watch the line of pre-warmed glasses come down; the back tables miss the show.
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Sightglass Coffee in San Francisco is the Morris brothers' SoMa roastery cafe, with a mezzanine over the rooftop roaster and the Owl's Howl espresso on tap.
Signature drink: Owl's Howl espresso
Tip: The 7th Street flagship is the best room; the Mission and Ferry Building outposts are quicker but smaller.
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Ritual Coffee Roasters in San Francisco is one of the city's third-wave originals, with the Valencia Street flagship and a sharp single-origin filter programme.
Signature drink: Single-origin filter
Tip: The cortado is the regular order; the Hayes Valley kiosk has the fastest line on a weekend.
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Saint Frank in San Francisco is the Russian Hill cafe and roastery known for direct-trade Latin American lots and a quietly precise cortado.
Signature drink: Cortado
Tip: The pour-over flight rotates weekly; ask for the lightest lot if you want to taste origin clearly.
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Andytown in San Francisco is the Outer Sunset roastery cafe known for the Snowy Plover, a fizzy espresso-over-soda drink that became a city signature.
Signature drink: Snowy Plover
Tip: The original 43rd Avenue location is the best pour; weekends are quieter at the 18th Avenue outpost.
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Cafe Zoetrope in San Francisco is Francis Ford Coppola's flatiron corner cafe in the Sentinel Building, with a small Italian kitchen and house wine on tap.
Signature drink: Cappuccino
Tip: The sidewalk tables on Kearny are the seat to want; the cappuccino is the right midday order.