Radio Communications

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Many Geohashers have expressed concerns over how to communicate with other Geohashers when approaching a hashpoint location that is potentially inaccessible. In the event that this is the case, it is recommended that Geohashers in the vicinity of a hashpoint use the following two-way radio frequencies to communicate alternative locations for meetups:

Region Radio Channel Frequency
North America FRS/GMRS Channel 6 462.68750 MHz
Amateur Radio 146.52000 MHz
Europe PMR446 Channel 6 446.06875 MHz
Amateur Radio 145.50000 MHz. Change channel after making contact.
Australia/New Zealand UHF CB Channel 26 477.05000 MHz
Japan SLPR F3E simplex channel 12 422.20000 MHz