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).

  • 3122232000 | +1 312-223-2000 Illinois U.S.A.
  • 3122232001 | +1 312-223-2001 Illinois U.S.A.
  • 3122232002 | +1 312-223-2002 Illinois U.S.A.
  • 3122232003 | +1 312-223-2003 Illinois U.S.A.
  • 3122232004 | +1 312-223-2004 Illinois U.S.A.
  • 3122232005 | +1 312-223-2005 Illinois U.S.A.
  • 3122232006 | +1 312-223-2006 Illinois U.S.A.
  • 3122232007 | +1 312-223-2007 Illinois U.S.A.
  • 3122232008 | +1 312-223-2008 Illinois U.S.A.
  • 3122232009 | +1 312-223-2009 Illinois U.S.A.
  • 3122232010 | +1 312-223-2010 Illinois U.S.A.
  • 3122232011 | +1 312-223-2011 Illinois U.S.A.
  • 3122232012 | +1 312-223-2012 Illinois U.S.A.
  • 3122232013 | +1 312-223-2013 Illinois U.S.A.
  • 3122232014 | +1 312-223-2014 Illinois U.S.A.
  • 3122232015 | +1 312-223-2015 Illinois U.S.A.
  • 3122232016 | +1 312-223-2016 Illinois U.S.A.
  • 3122232017 | +1 312-223-2017 Illinois U.S.A.
  • 3122232018 | +1 312-223-2018 Illinois U.S.A.
  • 3122232019 | +1 312-223-2019 Illinois U.S.A.
  • 3122232020 | +1 312-223-2020 Illinois U.S.A.
  • 3122232021 | +1 312-223-2021 Illinois U.S.A.
  • 3122232022 | +1 312-223-2022 Illinois U.S.A.
  • 3122232023 | +1 312-223-2023 Illinois U.S.A.
  • 3122232024 | +1 312-223-2024 Illinois U.S.A.
  • 3122232025 | +1 312-223-2025 Illinois U.S.A.
  • 3122232026 | +1 312-223-2026 Illinois U.S.A.
  • 3122232027 | +1 312-223-2027 Illinois U.S.A.
  • 3122232028 | +1 312-223-2028 Illinois U.S.A.
  • 3122232029 | +1 312-223-2029 Illinois U.S.A.
  • 3122232030 | +1 312-223-2030 Illinois U.S.A.
  • 3122232031 | +1 312-223-2031 Illinois U.S.A.
  • 3122232032 | +1 312-223-2032 Illinois U.S.A.
  • 3122232033 | +1 312-223-2033 Illinois U.S.A.
  • 3122232034 | +1 312-223-2034 Illinois U.S.A.
  • 3122232035 | +1 312-223-2035 Illinois U.S.A.
  • 3122232036 | +1 312-223-2036 Illinois U.S.A.
  • 3122232037 | +1 312-223-2037 Illinois U.S.A.
  • 3122232038 | +1 312-223-2038 Illinois U.S.A.
  • 3122232039 | +1 312-223-2039 Illinois U.S.A.
  • 3122232040 | +1 312-223-2040 Illinois U.S.A.
  • 3122232041 | +1 312-223-2041 Illinois U.S.A.
  • 3122232042 | +1 312-223-2042 Illinois U.S.A.
  • 3122232043 | +1 312-223-2043 Illinois U.S.A.
  • 3122232044 | +1 312-223-2044 Illinois U.S.A.
  • 3122232045 | +1 312-223-2045 Illinois U.S.A.
  • 3122232046 | +1 312-223-2046 Illinois U.S.A.
  • 3122232047 | +1 312-223-2047 Illinois U.S.A.
  • 3122232048 | +1 312-223-2048 Illinois U.S.A.
  • 3122232049 | +1 312-223-2049 Illinois U.S.A.
  • 3122232050 | +1 312-223-2050 Illinois U.S.A.
  • 3122232051 | +1 312-223-2051 Illinois U.S.A.
  • 3122232052 | +1 312-223-2052 Illinois U.S.A.
  • 3122232053 | +1 312-223-2053 Illinois U.S.A.
  • 3122232054 | +1 312-223-2054 Illinois U.S.A.
  • 3122232055 | +1 312-223-2055 Illinois U.S.A.
  • 3122232056 | +1 312-223-2056 Illinois U.S.A.
  • 3122232057 | +1 312-223-2057 Illinois U.S.A.
  • 3122232058 | +1 312-223-2058 Illinois U.S.A.
  • 3122232059 | +1 312-223-2059 Illinois U.S.A.
  • 3122232060 | +1 312-223-2060 Illinois U.S.A.
  • 3122232061 | +1 312-223-2061 Illinois U.S.A.
  • 3122232062 | +1 312-223-2062 Illinois U.S.A.
  • 3122232063 | +1 312-223-2063 Illinois U.S.A.
  • 3122232064 | +1 312-223-2064 Illinois U.S.A.
  • 3122232065 | +1 312-223-2065 Illinois U.S.A.
  • 3122232066 | +1 312-223-2066 Illinois U.S.A.
  • 3122232067 | +1 312-223-2067 Illinois U.S.A.
  • 3122232068 | +1 312-223-2068 Illinois U.S.A.
  • 3122232069 | +1 312-223-2069 Illinois U.S.A.
  • 3122232070 | +1 312-223-2070 Illinois U.S.A.
  • 3122232071 | +1 312-223-2071 Illinois U.S.A.
  • 3122232072 | +1 312-223-2072 Illinois U.S.A.
  • 3122232073 | +1 312-223-2073 Illinois U.S.A.
  • 3122232074 | +1 312-223-2074 Illinois U.S.A.
  • 3122232075 | +1 312-223-2075 Illinois U.S.A.
  • 3122232076 | +1 312-223-2076 Illinois U.S.A.
  • 3122232077 | +1 312-223-2077 Illinois U.S.A.
  • 3122232078 | +1 312-223-2078 Illinois U.S.A.
  • 3122232079 | +1 312-223-2079 Illinois U.S.A.
  • 3122232080 | +1 312-223-2080 Illinois U.S.A.
  • 3122232081 | +1 312-223-2081 Illinois U.S.A.
  • 3122232082 | +1 312-223-2082 Illinois U.S.A.
  • 3122232083 | +1 312-223-2083 Illinois U.S.A.
  • 3122232084 | +1 312-223-2084 Illinois U.S.A.
  • 3122232085 | +1 312-223-2085 Illinois U.S.A.
  • 3122232086 | +1 312-223-2086 Illinois U.S.A.
  • 3122232087 | +1 312-223-2087 Illinois U.S.A.
  • 3122232088 | +1 312-223-2088 Illinois U.S.A.
  • 3122232089 | +1 312-223-2089 Illinois U.S.A.
  • 3122232090 | +1 312-223-2090 Illinois U.S.A.
  • 3122232091 | +1 312-223-2091 Illinois U.S.A.
  • 3122232092 | +1 312-223-2092 Illinois U.S.A.
  • 3122232093 | +1 312-223-2093 Illinois U.S.A.
  • 3122232094 | +1 312-223-2094 Illinois U.S.A.
  • 3122232095 | +1 312-223-2095 Illinois U.S.A.
  • 3122232096 | +1 312-223-2096 Illinois U.S.A.
  • 3122232097 | +1 312-223-2097 Illinois U.S.A.
  • 3122232098 | +1 312-223-2098 Illinois U.S.A.
  • 3122232099 | +1 312-223-2099 Illinois U.S.A.

    • Complete Phone Number

    e.g. 111-222-3333

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