Great breakfast sandwich, service was amazing and owner was very helpful! highly recommend

A perfectly good coffee shop. They had some baked items, but many were sold out when we got there. They did have an elote focaccia, that looked interesting... I came for a black coffee and it was...

We discovered Signal Coffee Roasters on our first day in San Francisco while walking toward Chinatown, and it ended up being a great find near Fisherman's Wharf. They have a really nice selection...

We live at Bay and Leavenworth right up the hill and Signal has quickly become our go to. The staff is always so friendly, the coffee is incredible, and all of the food and pastries we've had so...

I came here after the clam chowderfest to get something warm to drink. Upon arriving in the cafe there was no one there. Even the Cafe worker was not at the counter, she was sweeping. She made us...