CitysDirectory

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).

  • 3125072000 | +1 312-507-2000 Illinois U.S.A.
  • 3125072001 | +1 312-507-2001 Illinois U.S.A.
  • 3125072002 | +1 312-507-2002 Illinois U.S.A.
  • 3125072003 | +1 312-507-2003 Illinois U.S.A.
  • 3125072004 | +1 312-507-2004 Illinois U.S.A.
  • 3125072005 | +1 312-507-2005 Illinois U.S.A.
  • 3125072006 | +1 312-507-2006 Illinois U.S.A.
  • 3125072007 | +1 312-507-2007 Illinois U.S.A.
  • 3125072008 | +1 312-507-2008 Illinois U.S.A.
  • 3125072009 | +1 312-507-2009 Illinois U.S.A.
  • 3125072010 | +1 312-507-2010 Illinois U.S.A.
  • 3125072011 | +1 312-507-2011 Illinois U.S.A.
  • 3125072012 | +1 312-507-2012 Illinois U.S.A.
  • 3125072013 | +1 312-507-2013 Illinois U.S.A.
  • 3125072014 | +1 312-507-2014 Illinois U.S.A.
  • 3125072015 | +1 312-507-2015 Illinois U.S.A.
  • 3125072016 | +1 312-507-2016 Illinois U.S.A.
  • 3125072017 | +1 312-507-2017 Illinois U.S.A.
  • 3125072018 | +1 312-507-2018 Illinois U.S.A.
  • 3125072019 | +1 312-507-2019 Illinois U.S.A.
  • 3125072020 | +1 312-507-2020 Illinois U.S.A.
  • 3125072021 | +1 312-507-2021 Illinois U.S.A.
  • 3125072022 | +1 312-507-2022 Illinois U.S.A.
  • 3125072023 | +1 312-507-2023 Illinois U.S.A.
  • 3125072024 | +1 312-507-2024 Illinois U.S.A.
  • 3125072025 | +1 312-507-2025 Illinois U.S.A.
  • 3125072026 | +1 312-507-2026 Illinois U.S.A.
  • 3125072027 | +1 312-507-2027 Illinois U.S.A.
  • 3125072028 | +1 312-507-2028 Illinois U.S.A.
  • 3125072029 | +1 312-507-2029 Illinois U.S.A.
  • 3125072030 | +1 312-507-2030 Illinois U.S.A.
  • 3125072031 | +1 312-507-2031 Illinois U.S.A.
  • 3125072032 | +1 312-507-2032 Illinois U.S.A.
  • 3125072033 | +1 312-507-2033 Illinois U.S.A.
  • 3125072034 | +1 312-507-2034 Illinois U.S.A.
  • 3125072035 | +1 312-507-2035 Illinois U.S.A.
  • 3125072036 | +1 312-507-2036 Illinois U.S.A.
  • 3125072037 | +1 312-507-2037 Illinois U.S.A.
  • 3125072038 | +1 312-507-2038 Illinois U.S.A.
  • 3125072039 | +1 312-507-2039 Illinois U.S.A.
  • 3125072040 | +1 312-507-2040 Illinois U.S.A.
  • 3125072041 | +1 312-507-2041 Illinois U.S.A.
  • 3125072042 | +1 312-507-2042 Illinois U.S.A.
  • 3125072043 | +1 312-507-2043 Illinois U.S.A.
  • 3125072044 | +1 312-507-2044 Illinois U.S.A.
  • 3125072045 | +1 312-507-2045 Illinois U.S.A.
  • 3125072046 | +1 312-507-2046 Illinois U.S.A.
  • 3125072047 | +1 312-507-2047 Illinois U.S.A.
  • 3125072048 | +1 312-507-2048 Illinois U.S.A.
  • 3125072049 | +1 312-507-2049 Illinois U.S.A.
  • 3125072050 | +1 312-507-2050 Illinois U.S.A.
  • 3125072051 | +1 312-507-2051 Illinois U.S.A.
  • 3125072052 | +1 312-507-2052 Illinois U.S.A.
  • 3125072053 | +1 312-507-2053 Illinois U.S.A.
  • 3125072054 | +1 312-507-2054 Illinois U.S.A.
  • 3125072055 | +1 312-507-2055 Illinois U.S.A.
  • 3125072056 | +1 312-507-2056 Illinois U.S.A.
  • 3125072057 | +1 312-507-2057 Illinois U.S.A.
  • 3125072058 | +1 312-507-2058 Illinois U.S.A.
  • 3125072059 | +1 312-507-2059 Illinois U.S.A.
  • 3125072060 | +1 312-507-2060 Illinois U.S.A.
  • 3125072061 | +1 312-507-2061 Illinois U.S.A.
  • 3125072062 | +1 312-507-2062 Illinois U.S.A.
  • 3125072063 | +1 312-507-2063 Illinois U.S.A.
  • 3125072064 | +1 312-507-2064 Illinois U.S.A.
  • 3125072065 | +1 312-507-2065 Illinois U.S.A.
  • 3125072066 | +1 312-507-2066 Illinois U.S.A.
  • 3125072067 | +1 312-507-2067 Illinois U.S.A.
  • 3125072068 | +1 312-507-2068 Illinois U.S.A.
  • 3125072069 | +1 312-507-2069 Illinois U.S.A.
  • 3125072070 | +1 312-507-2070 Illinois U.S.A.
  • 3125072071 | +1 312-507-2071 Illinois U.S.A.
  • 3125072072 | +1 312-507-2072 Illinois U.S.A.
  • 3125072073 | +1 312-507-2073 Illinois U.S.A.
  • 3125072074 | +1 312-507-2074 Illinois U.S.A.
  • 3125072075 | +1 312-507-2075 Illinois U.S.A.
  • 3125072076 | +1 312-507-2076 Illinois U.S.A.
  • 3125072077 | +1 312-507-2077 Illinois U.S.A.
  • 3125072078 | +1 312-507-2078 Illinois U.S.A.
  • 3125072079 | +1 312-507-2079 Illinois U.S.A.
  • 3125072080 | +1 312-507-2080 Illinois U.S.A.
  • 3125072081 | +1 312-507-2081 Illinois U.S.A.
  • 3125072082 | +1 312-507-2082 Illinois U.S.A.
  • 3125072083 | +1 312-507-2083 Illinois U.S.A.
  • 3125072084 | +1 312-507-2084 Illinois U.S.A.
  • 3125072085 | +1 312-507-2085 Illinois U.S.A.
  • 3125072086 | +1 312-507-2086 Illinois U.S.A.
  • 3125072087 | +1 312-507-2087 Illinois U.S.A.
  • 3125072088 | +1 312-507-2088 Illinois U.S.A.
  • 3125072089 | +1 312-507-2089 Illinois U.S.A.
  • 3125072090 | +1 312-507-2090 Illinois U.S.A.
  • 3125072091 | +1 312-507-2091 Illinois U.S.A.
  • 3125072092 | +1 312-507-2092 Illinois U.S.A.
  • 3125072093 | +1 312-507-2093 Illinois U.S.A.
  • 3125072094 | +1 312-507-2094 Illinois U.S.A.
  • 3125072095 | +1 312-507-2095 Illinois U.S.A.
  • 3125072096 | +1 312-507-2096 Illinois U.S.A.
  • 3125072097 | +1 312-507-2097 Illinois U.S.A.
  • 3125072098 | +1 312-507-2098 Illinois U.S.A.
  • 3125072099 | +1 312-507-2099 Illinois U.S.A.

    • Complete Phone Number

    e.g. 111-222-3333

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