(514)-284 is the predominant area code and interchange for Montreal, QC which has an approximate population of 0 and covers the following zip codes H2L 4S9, H2W 2M7, H2X 1C4, H2X 1E1, H2X 1X8, H2X 2A7, H2X 2B1, H2X 2B6, H2X 2C9, H2X 2E8, H2X 2H2, H2X 2K7, H2X 2L5, H2X 3P7, H2X 3R2, H2X 3R4, H3A 1A8, H3A 2M1, H3G 1J4, H3G 1Y1.