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).

  • 3127371800 | +1 312-737-1800 Illinois U.S.A.
  • 3127371801 | +1 312-737-1801 Illinois U.S.A.
  • 3127371802 | +1 312-737-1802 Illinois U.S.A.
  • 3127371803 | +1 312-737-1803 Illinois U.S.A.
  • 3127371804 | +1 312-737-1804 Illinois U.S.A.
  • 3127371805 | +1 312-737-1805 Illinois U.S.A.
  • 3127371806 | +1 312-737-1806 Illinois U.S.A.
  • 3127371807 | +1 312-737-1807 Illinois U.S.A.
  • 3127371808 | +1 312-737-1808 Illinois U.S.A.
  • 3127371809 | +1 312-737-1809 Illinois U.S.A.
  • 3127371810 | +1 312-737-1810 Illinois U.S.A.
  • 3127371811 | +1 312-737-1811 Illinois U.S.A.
  • 3127371812 | +1 312-737-1812 Illinois U.S.A.
  • 3127371813 | +1 312-737-1813 Illinois U.S.A.
  • 3127371814 | +1 312-737-1814 Illinois U.S.A.
  • 3127371815 | +1 312-737-1815 Illinois U.S.A.
  • 3127371816 | +1 312-737-1816 Illinois U.S.A.
  • 3127371817 | +1 312-737-1817 Illinois U.S.A.
  • 3127371818 | +1 312-737-1818 Illinois U.S.A.
  • 3127371819 | +1 312-737-1819 Illinois U.S.A.
  • 3127371820 | +1 312-737-1820 Illinois U.S.A.
  • 3127371821 | +1 312-737-1821 Illinois U.S.A.
  • 3127371822 | +1 312-737-1822 Illinois U.S.A.
  • 3127371823 | +1 312-737-1823 Illinois U.S.A.
  • 3127371824 | +1 312-737-1824 Illinois U.S.A.
  • 3127371825 | +1 312-737-1825 Illinois U.S.A.
  • 3127371826 | +1 312-737-1826 Illinois U.S.A.
  • 3127371827 | +1 312-737-1827 Illinois U.S.A.
  • 3127371828 | +1 312-737-1828 Illinois U.S.A.
  • 3127371829 | +1 312-737-1829 Illinois U.S.A.
  • 3127371830 | +1 312-737-1830 Illinois U.S.A.
  • 3127371831 | +1 312-737-1831 Illinois U.S.A.
  • 3127371832 | +1 312-737-1832 Illinois U.S.A.
  • 3127371833 | +1 312-737-1833 Illinois U.S.A.
  • 3127371834 | +1 312-737-1834 Illinois U.S.A.
  • 3127371835 | +1 312-737-1835 Illinois U.S.A.
  • 3127371836 | +1 312-737-1836 Illinois U.S.A.
  • 3127371837 | +1 312-737-1837 Illinois U.S.A.
  • 3127371838 | +1 312-737-1838 Illinois U.S.A.
  • 3127371839 | +1 312-737-1839 Illinois U.S.A.
  • 3127371840 | +1 312-737-1840 Illinois U.S.A.
  • 3127371841 | +1 312-737-1841 Illinois U.S.A.
  • 3127371842 | +1 312-737-1842 Illinois U.S.A.
  • 3127371843 | +1 312-737-1843 Illinois U.S.A.
  • 3127371844 | +1 312-737-1844 Illinois U.S.A.
  • 3127371845 | +1 312-737-1845 Illinois U.S.A.
  • 3127371846 | +1 312-737-1846 Illinois U.S.A.
  • 3127371847 | +1 312-737-1847 Illinois U.S.A.
  • 3127371848 | +1 312-737-1848 Illinois U.S.A.
  • 3127371849 | +1 312-737-1849 Illinois U.S.A.
  • 3127371850 | +1 312-737-1850 Illinois U.S.A.
  • 3127371851 | +1 312-737-1851 Illinois U.S.A.
  • 3127371852 | +1 312-737-1852 Illinois U.S.A.
  • 3127371853 | +1 312-737-1853 Illinois U.S.A.
  • 3127371854 | +1 312-737-1854 Illinois U.S.A.
  • 3127371855 | +1 312-737-1855 Illinois U.S.A.
  • 3127371856 | +1 312-737-1856 Illinois U.S.A.
  • 3127371857 | +1 312-737-1857 Illinois U.S.A.
  • 3127371858 | +1 312-737-1858 Illinois U.S.A.
  • 3127371859 | +1 312-737-1859 Illinois U.S.A.
  • 3127371860 | +1 312-737-1860 Illinois U.S.A.
  • 3127371861 | +1 312-737-1861 Illinois U.S.A.
  • 3127371862 | +1 312-737-1862 Illinois U.S.A.
  • 3127371863 | +1 312-737-1863 Illinois U.S.A.
  • 3127371864 | +1 312-737-1864 Illinois U.S.A.
  • 3127371865 | +1 312-737-1865 Illinois U.S.A.
  • 3127371866 | +1 312-737-1866 Illinois U.S.A.
  • 3127371867 | +1 312-737-1867 Illinois U.S.A.
  • 3127371868 | +1 312-737-1868 Illinois U.S.A.
  • 3127371869 | +1 312-737-1869 Illinois U.S.A.
  • 3127371870 | +1 312-737-1870 Illinois U.S.A.
  • 3127371871 | +1 312-737-1871 Illinois U.S.A.
  • 3127371872 | +1 312-737-1872 Illinois U.S.A.
  • 3127371873 | +1 312-737-1873 Illinois U.S.A.
  • 3127371874 | +1 312-737-1874 Illinois U.S.A.
  • 3127371875 | +1 312-737-1875 Illinois U.S.A.
  • 3127371876 | +1 312-737-1876 Illinois U.S.A.
  • 3127371877 | +1 312-737-1877 Illinois U.S.A.
  • 3127371878 | +1 312-737-1878 Illinois U.S.A.
  • 3127371879 | +1 312-737-1879 Illinois U.S.A.
  • 3127371880 | +1 312-737-1880 Illinois U.S.A.
  • 3127371881 | +1 312-737-1881 Illinois U.S.A.
  • 3127371882 | +1 312-737-1882 Illinois U.S.A.
  • 3127371883 | +1 312-737-1883 Illinois U.S.A.
  • 3127371884 | +1 312-737-1884 Illinois U.S.A.
  • 3127371885 | +1 312-737-1885 Illinois U.S.A.
  • 3127371886 | +1 312-737-1886 Illinois U.S.A.
  • 3127371887 | +1 312-737-1887 Illinois U.S.A.
  • 3127371888 | +1 312-737-1888 Illinois U.S.A.
  • 3127371889 | +1 312-737-1889 Illinois U.S.A.
  • 3127371890 | +1 312-737-1890 Illinois U.S.A.
  • 3127371891 | +1 312-737-1891 Illinois U.S.A.
  • 3127371892 | +1 312-737-1892 Illinois U.S.A.
  • 3127371893 | +1 312-737-1893 Illinois U.S.A.
  • 3127371894 | +1 312-737-1894 Illinois U.S.A.
  • 3127371895 | +1 312-737-1895 Illinois U.S.A.
  • 3127371896 | +1 312-737-1896 Illinois U.S.A.
  • 3127371897 | +1 312-737-1897 Illinois U.S.A.
  • 3127371898 | +1 312-737-1898 Illinois U.S.A.
  • 3127371899 | +1 312-737-1899 Illinois U.S.A.