mapeo-id-bmf/data/presets/fields/fax.json

iD Editor for osm-p2p & mapeo-desktop changed to meet requirements of Bruno Manser Fonds

{
    "key": "fax",
    "type": "tel",
    "label": "Fax",
    "universal": true,
    "placeholder":"+31 42 123 4567"
}