Repeater-START, the only open-source offline repeaters mapping app, is available on Github. A working Android phone port is also available.
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Repeaters in grid square CM87SS

This is a listing of repeaters in this grid square.
You can read more about Maidenhead locator/grid squares here from the ARRL website.
If you find one of your local repeaters to be missing, please add it to the list.

Repeater Callsign Frequency Offset Encode Decode Nearest City Restriction (if any)
K6KYA 444.85Mhz 5Mhz 114.80 114.80 California, CA USA Favorite
KC6IAU 441.575Mhz 5Mhz CC1 San Francisco, California Favorite
W6PW 444.225Mhz 5Mhz CC1 San Francsico, California Favorite 147.47Mhz 0Mhz 107.2 San Francisco, CA Favorite
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