A two-stage rotary compressor (1; 2; 3; 4) comprising: - a sealed cylindrical compressor housing in which first, second, third communication holes (101, 102, 103) are sequentially provided apart in an axial direction on an outer peripheral wall thereof; - a low-stage compressing section provided within the compressor housing with one end of a low-stage suction pipe connected to a low-stage suction hole through the second communication hole and one end of a low-stage discharge pipe connected to a low-stage muffler discharge hole through the first communication hole; - a high-stage compressing section provided near the low-stage compressing section within the compressor housing with one end of a high-stage suction pipe connected to a high-stage suction hole through the third communication hole and a high-stage muffler discharge hole communicating with inside of the compressor housing; - a motor for driving the low-stage compressing section and the high-stage compressing section; - a sealed cylindrical accumulator held at an outside part of the compressor housing; - a low-pressure connecting pipe for connecting a bottom communication hole of the accumulator and the other end of the low-stage suction pipe; and - an intermediate connecting pipe for connecting the other end of the low-stage discharge pipe and the other end of the high-stage suction pipe, wherein the first, third communication holes (101, 103) are provided in the same locations in the circumferential direction of the cylindrical compressor housing, and - the accumulator is held nearly in the same location in the circumferential direction as that of the second communication hole, characterized in that - the second communication hole is provided in a different location in the circumferential direction from those of the first communication hole and the third communication hole for preventing interference between the low-pressure connecting pipe and the intermediate connecting pipe each formed in a two-dimensional arc shape. - a sealed cylindrical compressor housing in which first, second, third communication holes (101, 102, 103) are sequentially provided apart in an axial direction on an outer peripheral wall thereof; - a low-stage compressing section provided within the compressor housing with one end of a low-stage suction pipe connected to a low-stage suction hole through the second communication hole and one end of a low-stage discharge pipe connected to a low-stage muffler discharge hole through the first communication hole; - a high-stage compressing section provided near the low-stage compressing section within the compressor housing with one end of a high-stage suction pipe connected to a high-stage suction hole through the third communication hole and a high-stage muffler discharge hole communicating with inside of the compressor housing; - a motor for driving the low-stage compressing section and the high-stage compressing section; - a sealed cylindrical accumulator held at an outside part of the compressor housing; - a low-pressure connecting pipe for connecting a bottom communication hole of the accumulator and the other end of the low-stage suction pipe; and - an intermediate connecting pipe for connecting the other end of the low-stage discharge pipe and the other end of the high-stage suction pipe, wherein the first, third communication holes (101, 103) are provided in the same locations in the circumferential direction of the cylindrical compressor housing, and - the accumulator is held nearly in the same location in the circumferential direction as that of the second communication hole, characterized in that - the second communication hole is provided in a different location in the circumferential direction from those of the first communication hole and the third communication hole for preventing interference between the low-pressure connecting pipe and the intermediate connecting pipe each formed in a two-dimensional arc shape.