The utility model provides a pluggable tower operation number plate. The pluggable tower operation number plate comprises a number plate body and two parallel supports, two parallel steel channels are fixed between the supports, the steel channels are perpendicular to the supports, channel openings of the two steel channels are oppositely arranged, the number plate body is inserted from the channel openings of the two steel channels, and one end of each steel channel is bent inwards to form a limiting part parallel with the supports. Screw holes are correspondingly formed in the supports and the steel channels, the supports and the steel channels are connected through bolts, and any of the screw holes in the supports and the steel channels is arranged as a long hole parallel with the supports. When the number plate needs to be replaced, people just need to pull the old number plate out of the channel openings of the steel channels and insert in a new number plate, and the number plate can be replaced easily, conveniently and rapidly.