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).

  • 3129921800 | +1 312-992-1800 Illinois U.S.A.
  • 3129921801 | +1 312-992-1801 Illinois U.S.A.
  • 3129921802 | +1 312-992-1802 Illinois U.S.A.
  • 3129921803 | +1 312-992-1803 Illinois U.S.A.
  • 3129921804 | +1 312-992-1804 Illinois U.S.A.
  • 3129921805 | +1 312-992-1805 Illinois U.S.A.
  • 3129921806 | +1 312-992-1806 Illinois U.S.A.
  • 3129921807 | +1 312-992-1807 Illinois U.S.A.
  • 3129921808 | +1 312-992-1808 Illinois U.S.A.
  • 3129921809 | +1 312-992-1809 Illinois U.S.A.
  • 3129921810 | +1 312-992-1810 Illinois U.S.A.
  • 3129921811 | +1 312-992-1811 Illinois U.S.A.
  • 3129921812 | +1 312-992-1812 Illinois U.S.A.
  • 3129921813 | +1 312-992-1813 Illinois U.S.A.
  • 3129921814 | +1 312-992-1814 Illinois U.S.A.
  • 3129921815 | +1 312-992-1815 Illinois U.S.A.
  • 3129921816 | +1 312-992-1816 Illinois U.S.A.
  • 3129921817 | +1 312-992-1817 Illinois U.S.A.
  • 3129921818 | +1 312-992-1818 Illinois U.S.A.
  • 3129921819 | +1 312-992-1819 Illinois U.S.A.
  • 3129921820 | +1 312-992-1820 Illinois U.S.A.
  • 3129921821 | +1 312-992-1821 Illinois U.S.A.
  • 3129921822 | +1 312-992-1822 Illinois U.S.A.
  • 3129921823 | +1 312-992-1823 Illinois U.S.A.
  • 3129921824 | +1 312-992-1824 Illinois U.S.A.
  • 3129921825 | +1 312-992-1825 Illinois U.S.A.
  • 3129921826 | +1 312-992-1826 Illinois U.S.A.
  • 3129921827 | +1 312-992-1827 Illinois U.S.A.
  • 3129921828 | +1 312-992-1828 Illinois U.S.A.
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  • 3129921830 | +1 312-992-1830 Illinois U.S.A.
  • 3129921831 | +1 312-992-1831 Illinois U.S.A.
  • 3129921832 | +1 312-992-1832 Illinois U.S.A.
  • 3129921833 | +1 312-992-1833 Illinois U.S.A.
  • 3129921834 | +1 312-992-1834 Illinois U.S.A.
  • 3129921835 | +1 312-992-1835 Illinois U.S.A.
  • 3129921836 | +1 312-992-1836 Illinois U.S.A.
  • 3129921837 | +1 312-992-1837 Illinois U.S.A.
  • 3129921838 | +1 312-992-1838 Illinois U.S.A.
  • 3129921839 | +1 312-992-1839 Illinois U.S.A.
  • 3129921840 | +1 312-992-1840 Illinois U.S.A.
  • 3129921841 | +1 312-992-1841 Illinois U.S.A.
  • 3129921842 | +1 312-992-1842 Illinois U.S.A.
  • 3129921843 | +1 312-992-1843 Illinois U.S.A.
  • 3129921844 | +1 312-992-1844 Illinois U.S.A.
  • 3129921845 | +1 312-992-1845 Illinois U.S.A.
  • 3129921846 | +1 312-992-1846 Illinois U.S.A.
  • 3129921847 | +1 312-992-1847 Illinois U.S.A.
  • 3129921848 | +1 312-992-1848 Illinois U.S.A.
  • 3129921849 | +1 312-992-1849 Illinois U.S.A.
  • 3129921850 | +1 312-992-1850 Illinois U.S.A.
  • 3129921851 | +1 312-992-1851 Illinois U.S.A.
  • 3129921852 | +1 312-992-1852 Illinois U.S.A.
  • 3129921853 | +1 312-992-1853 Illinois U.S.A.
  • 3129921854 | +1 312-992-1854 Illinois U.S.A.
  • 3129921855 | +1 312-992-1855 Illinois U.S.A.
  • 3129921856 | +1 312-992-1856 Illinois U.S.A.
  • 3129921857 | +1 312-992-1857 Illinois U.S.A.
  • 3129921858 | +1 312-992-1858 Illinois U.S.A.
  • 3129921859 | +1 312-992-1859 Illinois U.S.A.
  • 3129921860 | +1 312-992-1860 Illinois U.S.A.
  • 3129921861 | +1 312-992-1861 Illinois U.S.A.
  • 3129921862 | +1 312-992-1862 Illinois U.S.A.
  • 3129921863 | +1 312-992-1863 Illinois U.S.A.
  • 3129921864 | +1 312-992-1864 Illinois U.S.A.
  • 3129921865 | +1 312-992-1865 Illinois U.S.A.
  • 3129921866 | +1 312-992-1866 Illinois U.S.A.
  • 3129921867 | +1 312-992-1867 Illinois U.S.A.
  • 3129921868 | +1 312-992-1868 Illinois U.S.A.
  • 3129921869 | +1 312-992-1869 Illinois U.S.A.
  • 3129921870 | +1 312-992-1870 Illinois U.S.A.
  • 3129921871 | +1 312-992-1871 Illinois U.S.A.
  • 3129921872 | +1 312-992-1872 Illinois U.S.A.
  • 3129921873 | +1 312-992-1873 Illinois U.S.A.
  • 3129921874 | +1 312-992-1874 Illinois U.S.A.
  • 3129921875 | +1 312-992-1875 Illinois U.S.A.
  • 3129921876 | +1 312-992-1876 Illinois U.S.A.
  • 3129921877 | +1 312-992-1877 Illinois U.S.A.
  • 3129921878 | +1 312-992-1878 Illinois U.S.A.
  • 3129921879 | +1 312-992-1879 Illinois U.S.A.
  • 3129921880 | +1 312-992-1880 Illinois U.S.A.
  • 3129921881 | +1 312-992-1881 Illinois U.S.A.
  • 3129921882 | +1 312-992-1882 Illinois U.S.A.
  • 3129921883 | +1 312-992-1883 Illinois U.S.A.
  • 3129921884 | +1 312-992-1884 Illinois U.S.A.
  • 3129921885 | +1 312-992-1885 Illinois U.S.A.
  • 3129921886 | +1 312-992-1886 Illinois U.S.A.
  • 3129921887 | +1 312-992-1887 Illinois U.S.A.
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  • 3129921889 | +1 312-992-1889 Illinois U.S.A.
  • 3129921890 | +1 312-992-1890 Illinois U.S.A.
  • 3129921891 | +1 312-992-1891 Illinois U.S.A.
  • 3129921892 | +1 312-992-1892 Illinois U.S.A.
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  • 3129921894 | +1 312-992-1894 Illinois U.S.A.
  • 3129921895 | +1 312-992-1895 Illinois U.S.A.
  • 3129921896 | +1 312-992-1896 Illinois U.S.A.
  • 3129921897 | +1 312-992-1897 Illinois U.S.A.
  • 3129921898 | +1 312-992-1898 Illinois U.S.A.
  • 3129921899 | +1 312-992-1899 Illinois U.S.A.