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).

  • 3123082000 | +1 312-308-2000 Illinois U.S.A.
  • 3123082001 | +1 312-308-2001 Illinois U.S.A.
  • 3123082002 | +1 312-308-2002 Illinois U.S.A.
  • 3123082003 | +1 312-308-2003 Illinois U.S.A.
  • 3123082004 | +1 312-308-2004 Illinois U.S.A.
  • 3123082005 | +1 312-308-2005 Illinois U.S.A.
  • 3123082006 | +1 312-308-2006 Illinois U.S.A.
  • 3123082007 | +1 312-308-2007 Illinois U.S.A.
  • 3123082008 | +1 312-308-2008 Illinois U.S.A.
  • 3123082009 | +1 312-308-2009 Illinois U.S.A.
  • 3123082010 | +1 312-308-2010 Illinois U.S.A.
  • 3123082011 | +1 312-308-2011 Illinois U.S.A.
  • 3123082012 | +1 312-308-2012 Illinois U.S.A.
  • 3123082013 | +1 312-308-2013 Illinois U.S.A.
  • 3123082014 | +1 312-308-2014 Illinois U.S.A.
  • 3123082015 | +1 312-308-2015 Illinois U.S.A.
  • 3123082016 | +1 312-308-2016 Illinois U.S.A.
  • 3123082017 | +1 312-308-2017 Illinois U.S.A.
  • 3123082018 | +1 312-308-2018 Illinois U.S.A.
  • 3123082019 | +1 312-308-2019 Illinois U.S.A.
  • 3123082020 | +1 312-308-2020 Illinois U.S.A.
  • 3123082021 | +1 312-308-2021 Illinois U.S.A.
  • 3123082022 | +1 312-308-2022 Illinois U.S.A.
  • 3123082023 | +1 312-308-2023 Illinois U.S.A.
  • 3123082024 | +1 312-308-2024 Illinois U.S.A.
  • 3123082025 | +1 312-308-2025 Illinois U.S.A.
  • 3123082026 | +1 312-308-2026 Illinois U.S.A.
  • 3123082027 | +1 312-308-2027 Illinois U.S.A.
  • 3123082028 | +1 312-308-2028 Illinois U.S.A.
  • 3123082029 | +1 312-308-2029 Illinois U.S.A.
  • 3123082030 | +1 312-308-2030 Illinois U.S.A.
  • 3123082031 | +1 312-308-2031 Illinois U.S.A.
  • 3123082032 | +1 312-308-2032 Illinois U.S.A.
  • 3123082033 | +1 312-308-2033 Illinois U.S.A.
  • 3123082034 | +1 312-308-2034 Illinois U.S.A.
  • 3123082035 | +1 312-308-2035 Illinois U.S.A.
  • 3123082036 | +1 312-308-2036 Illinois U.S.A.
  • 3123082037 | +1 312-308-2037 Illinois U.S.A.
  • 3123082038 | +1 312-308-2038 Illinois U.S.A.
  • 3123082039 | +1 312-308-2039 Illinois U.S.A.
  • 3123082040 | +1 312-308-2040 Illinois U.S.A.
  • 3123082041 | +1 312-308-2041 Illinois U.S.A.
  • 3123082042 | +1 312-308-2042 Illinois U.S.A.
  • 3123082043 | +1 312-308-2043 Illinois U.S.A.
  • 3123082044 | +1 312-308-2044 Illinois U.S.A.
  • 3123082045 | +1 312-308-2045 Illinois U.S.A.
  • 3123082046 | +1 312-308-2046 Illinois U.S.A.
  • 3123082047 | +1 312-308-2047 Illinois U.S.A.
  • 3123082048 | +1 312-308-2048 Illinois U.S.A.
  • 3123082049 | +1 312-308-2049 Illinois U.S.A.
  • 3123082050 | +1 312-308-2050 Illinois U.S.A.
  • 3123082051 | +1 312-308-2051 Illinois U.S.A.
  • 3123082052 | +1 312-308-2052 Illinois U.S.A.
  • 3123082053 | +1 312-308-2053 Illinois U.S.A.
  • 3123082054 | +1 312-308-2054 Illinois U.S.A.
  • 3123082055 | +1 312-308-2055 Illinois U.S.A.
  • 3123082056 | +1 312-308-2056 Illinois U.S.A.
  • 3123082057 | +1 312-308-2057 Illinois U.S.A.
  • 3123082058 | +1 312-308-2058 Illinois U.S.A.
  • 3123082059 | +1 312-308-2059 Illinois U.S.A.
  • 3123082060 | +1 312-308-2060 Illinois U.S.A.
  • 3123082061 | +1 312-308-2061 Illinois U.S.A.
  • 3123082062 | +1 312-308-2062 Illinois U.S.A.
  • 3123082063 | +1 312-308-2063 Illinois U.S.A.
  • 3123082064 | +1 312-308-2064 Illinois U.S.A.
  • 3123082065 | +1 312-308-2065 Illinois U.S.A.
  • 3123082066 | +1 312-308-2066 Illinois U.S.A.
  • 3123082067 | +1 312-308-2067 Illinois U.S.A.
  • 3123082068 | +1 312-308-2068 Illinois U.S.A.
  • 3123082069 | +1 312-308-2069 Illinois U.S.A.
  • 3123082070 | +1 312-308-2070 Illinois U.S.A.
  • 3123082071 | +1 312-308-2071 Illinois U.S.A.
  • 3123082072 | +1 312-308-2072 Illinois U.S.A.
  • 3123082073 | +1 312-308-2073 Illinois U.S.A.
  • 3123082074 | +1 312-308-2074 Illinois U.S.A.
  • 3123082075 | +1 312-308-2075 Illinois U.S.A.
  • 3123082076 | +1 312-308-2076 Illinois U.S.A.
  • 3123082077 | +1 312-308-2077 Illinois U.S.A.
  • 3123082078 | +1 312-308-2078 Illinois U.S.A.
  • 3123082079 | +1 312-308-2079 Illinois U.S.A.
  • 3123082080 | +1 312-308-2080 Illinois U.S.A.
  • 3123082081 | +1 312-308-2081 Illinois U.S.A.
  • 3123082082 | +1 312-308-2082 Illinois U.S.A.
  • 3123082083 | +1 312-308-2083 Illinois U.S.A.
  • 3123082084 | +1 312-308-2084 Illinois U.S.A.
  • 3123082085 | +1 312-308-2085 Illinois U.S.A.
  • 3123082086 | +1 312-308-2086 Illinois U.S.A.
  • 3123082087 | +1 312-308-2087 Illinois U.S.A.
  • 3123082088 | +1 312-308-2088 Illinois U.S.A.
  • 3123082089 | +1 312-308-2089 Illinois U.S.A.
  • 3123082090 | +1 312-308-2090 Illinois U.S.A.
  • 3123082091 | +1 312-308-2091 Illinois U.S.A.
  • 3123082092 | +1 312-308-2092 Illinois U.S.A.
  • 3123082093 | +1 312-308-2093 Illinois U.S.A.
  • 3123082094 | +1 312-308-2094 Illinois U.S.A.
  • 3123082095 | +1 312-308-2095 Illinois U.S.A.
  • 3123082096 | +1 312-308-2096 Illinois U.S.A.
  • 3123082097 | +1 312-308-2097 Illinois U.S.A.
  • 3123082098 | +1 312-308-2098 Illinois U.S.A.
  • 3123082099 | +1 312-308-2099 Illinois U.S.A.