To provide a carrying case for a portable communication terminal which allows a phone call while the portable communication terminal is stored in the case, which can prevent echoing, howling and the like during calls, and which enables the portable communication terminal to be smoothly moved in and out.

This carrying case 1 for a cellular phone has a sealing ring 1f (transmitting side shield part) making intimate contact with the front surface of the cellular phone 2 for shielding the internal space 1g between a transmitting part 2b and a transmitting opening 1b from an ambient frontal space 1e, and also has a sealing ring 1c (receiving side shield part) making intimate contact with the front surface of the cellular phone 2 for shielding the internal space 1d between a receiving part 2a and a receiving opening 1a from the ambient frontal space 1e, both of the sealing rings 1f, 1c being provided inside a front plate 1n.