City of Chicago


312 Area code: Chicago, Cook - Landline

Directory Numbers

How to dial a U.S. number internationally:

  • Start with your country's exit code (e.g., 011 for the U.S. or Canada).
  • Dial the U.S. country code (+1).
  • Dial the 10-digit phone number (area code + local number).

  • 3124271800 | +1 312-427-1800 Illinois U.S.A.
  • 3124271801 | +1 312-427-1801 Illinois U.S.A.
  • 3124271802 | +1 312-427-1802 Illinois U.S.A.
  • 3124271803 | +1 312-427-1803 Illinois U.S.A.
  • 3124271804 | +1 312-427-1804 Illinois U.S.A.
  • 3124271805 | +1 312-427-1805 Illinois U.S.A.
  • 3124271806 | +1 312-427-1806 Illinois U.S.A.
  • 3124271807 | +1 312-427-1807 Illinois U.S.A.
  • 3124271808 | +1 312-427-1808 Illinois U.S.A.
  • 3124271809 | +1 312-427-1809 Illinois U.S.A.
  • 3124271810 | +1 312-427-1810 Illinois U.S.A.
  • 3124271811 | +1 312-427-1811 Illinois U.S.A.
  • 3124271812 | +1 312-427-1812 Illinois U.S.A.
  • 3124271813 | +1 312-427-1813 Illinois U.S.A.
  • 3124271814 | +1 312-427-1814 Illinois U.S.A.
  • 3124271815 | +1 312-427-1815 Illinois U.S.A.
  • 3124271816 | +1 312-427-1816 Illinois U.S.A.
  • 3124271817 | +1 312-427-1817 Illinois U.S.A.
  • 3124271818 | +1 312-427-1818 Illinois U.S.A.
  • 3124271819 | +1 312-427-1819 Illinois U.S.A.
  • 3124271820 | +1 312-427-1820 Illinois U.S.A.
  • 3124271821 | +1 312-427-1821 Illinois U.S.A.
  • 3124271822 | +1 312-427-1822 Illinois U.S.A.
  • 3124271823 | +1 312-427-1823 Illinois U.S.A.
  • 3124271824 | +1 312-427-1824 Illinois U.S.A.
  • 3124271825 | +1 312-427-1825 Illinois U.S.A.
  • 3124271826 | +1 312-427-1826 Illinois U.S.A.
  • 3124271827 | +1 312-427-1827 Illinois U.S.A.
  • 3124271828 | +1 312-427-1828 Illinois U.S.A.
  • 3124271829 | +1 312-427-1829 Illinois U.S.A.
  • 3124271830 | +1 312-427-1830 Illinois U.S.A.
  • 3124271831 | +1 312-427-1831 Illinois U.S.A.
  • 3124271832 | +1 312-427-1832 Illinois U.S.A.
  • 3124271833 | +1 312-427-1833 Illinois U.S.A.
  • 3124271834 | +1 312-427-1834 Illinois U.S.A.
  • 3124271835 | +1 312-427-1835 Illinois U.S.A.
  • 3124271836 | +1 312-427-1836 Illinois U.S.A.
  • 3124271837 | +1 312-427-1837 Illinois U.S.A.
  • 3124271838 | +1 312-427-1838 Illinois U.S.A.
  • 3124271839 | +1 312-427-1839 Illinois U.S.A.
  • 3124271840 | +1 312-427-1840 Illinois U.S.A.
  • 3124271841 | +1 312-427-1841 Illinois U.S.A.
  • 3124271842 | +1 312-427-1842 Illinois U.S.A.
  • 3124271843 | +1 312-427-1843 Illinois U.S.A.
  • 3124271844 | +1 312-427-1844 Illinois U.S.A.
  • 3124271845 | +1 312-427-1845 Illinois U.S.A.
  • 3124271846 | +1 312-427-1846 Illinois U.S.A.
  • 3124271847 | +1 312-427-1847 Illinois U.S.A.
  • 3124271848 | +1 312-427-1848 Illinois U.S.A.
  • 3124271849 | +1 312-427-1849 Illinois U.S.A.
  • 3124271850 | +1 312-427-1850 Illinois U.S.A.
  • 3124271851 | +1 312-427-1851 Illinois U.S.A.
  • 3124271852 | +1 312-427-1852 Illinois U.S.A.
  • 3124271853 | +1 312-427-1853 Illinois U.S.A.
  • 3124271854 | +1 312-427-1854 Illinois U.S.A.
  • 3124271855 | +1 312-427-1855 Illinois U.S.A.
  • 3124271856 | +1 312-427-1856 Illinois U.S.A.
  • 3124271857 | +1 312-427-1857 Illinois U.S.A.
  • 3124271858 | +1 312-427-1858 Illinois U.S.A.
  • 3124271859 | +1 312-427-1859 Illinois U.S.A.
  • 3124271860 | +1 312-427-1860 Illinois U.S.A.
  • 3124271861 | +1 312-427-1861 Illinois U.S.A.
  • 3124271862 | +1 312-427-1862 Illinois U.S.A.
  • 3124271863 | +1 312-427-1863 Illinois U.S.A.
  • 3124271864 | +1 312-427-1864 Illinois U.S.A.
  • 3124271865 | +1 312-427-1865 Illinois U.S.A.
  • 3124271866 | +1 312-427-1866 Illinois U.S.A.
  • 3124271867 | +1 312-427-1867 Illinois U.S.A.
  • 3124271868 | +1 312-427-1868 Illinois U.S.A.
  • 3124271869 | +1 312-427-1869 Illinois U.S.A.
  • 3124271870 | +1 312-427-1870 Illinois U.S.A.
  • 3124271871 | +1 312-427-1871 Illinois U.S.A.
  • 3124271872 | +1 312-427-1872 Illinois U.S.A.
  • 3124271873 | +1 312-427-1873 Illinois U.S.A.
  • 3124271874 | +1 312-427-1874 Illinois U.S.A.
  • 3124271875 | +1 312-427-1875 Illinois U.S.A.
  • 3124271876 | +1 312-427-1876 Illinois U.S.A.
  • 3124271877 | +1 312-427-1877 Illinois U.S.A.
  • 3124271878 | +1 312-427-1878 Illinois U.S.A.
  • 3124271879 | +1 312-427-1879 Illinois U.S.A.
  • 3124271880 | +1 312-427-1880 Illinois U.S.A.
  • 3124271881 | +1 312-427-1881 Illinois U.S.A.
  • 3124271882 | +1 312-427-1882 Illinois U.S.A.
  • 3124271883 | +1 312-427-1883 Illinois U.S.A.
  • 3124271884 | +1 312-427-1884 Illinois U.S.A.
  • 3124271885 | +1 312-427-1885 Illinois U.S.A.
  • 3124271886 | +1 312-427-1886 Illinois U.S.A.
  • 3124271887 | +1 312-427-1887 Illinois U.S.A.
  • 3124271888 | +1 312-427-1888 Illinois U.S.A.
  • 3124271889 | +1 312-427-1889 Illinois U.S.A.
  • 3124271890 | +1 312-427-1890 Illinois U.S.A.
  • 3124271891 | +1 312-427-1891 Illinois U.S.A.
  • 3124271892 | +1 312-427-1892 Illinois U.S.A.
  • 3124271893 | +1 312-427-1893 Illinois U.S.A.
  • 3124271894 | +1 312-427-1894 Illinois U.S.A.
  • 3124271895 | +1 312-427-1895 Illinois U.S.A.
  • 3124271896 | +1 312-427-1896 Illinois U.S.A.
  • 3124271897 | +1 312-427-1897 Illinois U.S.A.
  • 3124271898 | +1 312-427-1898 Illinois U.S.A.
  • 3124271899 | +1 312-427-1899 Illinois U.S.A.