The disclosure relates to an incoming call number authenticity identification method and device as well as equipment. The method comprises the following steps of: receiving a calling message sent from service terminal equipment, wherein the calling message comprises a calling number and verification information of the service terminal equipment, and the verification information comprises random data generated by the service terminal equipment and signature data corresponding to the random data; sending a verification request message to a yellow page server, wherein the verification request message comprises the calling number and the verification information, so that the yellow page server can acquire a public key corresponding to the calling number and adopt the public key to verify the authenticity of the verification information; and receiving a verification request response sent by the yellow page server, wherein the verification request response comprises a verification result. Through adoption of the method, device and equipment, the incoming call number authenticity identification accuracy can be improved.