The invention belongs to the field of electronic techniques, and in particular provides a stretchable handheld telephone receiver which comprises a receiver connecting rod and a voice tube connecting rod connected with the receiver connecting rod, wherein a first round hole and a second round hole are formed in one same vertical direction in the surface of the voice tube connecting rod; a third round hole is formed in one side of the receiver connecting rod; the receiver connecting rod is sleeved by the voice tube connecting rod; the third round hole in the receiver connecting rod and the first round hole or the second round hole of the voice tube connecting rod are in one same horizontal plane and are connected through a clamping shell. Due to adoption of a stretchable structure, a conventional telephone receiver can be changed, and a user can adjust the length of the telephone receiver according to demands of self, so that the trouble caused by the length of the telephone receiver can be reduced for the user, the cost is reduced, and the stretchable handheld telephone receiver is convenient to use.