CABLE WIRING METHOD

[Problem] To easily branch and wire an optical cable.[Solution] An optical cable wiring method of this disclosure, includes: preparing a plurality of cable supply sources each configured to supply optical cables; forming a group of cables by drawing out the optical cables from the plurality of cable supply sources and bringing together a plurality of the optical cables; installing the plurality of optical cables from a utility pole being a starting point of a first wiring path to a branch point on the first wiring path by inserting the group of cables into a cable hanger laid on a suspension wire installed between utility poles; dividing, at the branch point, the plurality of optical cables constituting the group of cables into a first group and a second group; installing the optical cable belonging to the first group along the first wiring path located ahead of the branch point; and installing the optical cable belonging to the second group along a second wiring path branching from the first wiring path.