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).

  • 3128452000 | +1 312-845-2000 Illinois U.S.A.
  • 3128452001 | +1 312-845-2001 Illinois U.S.A.
  • 3128452002 | +1 312-845-2002 Illinois U.S.A.
  • 3128452003 | +1 312-845-2003 Illinois U.S.A.
  • 3128452004 | +1 312-845-2004 Illinois U.S.A.
  • 3128452005 | +1 312-845-2005 Illinois U.S.A.
  • 3128452006 | +1 312-845-2006 Illinois U.S.A.
  • 3128452007 | +1 312-845-2007 Illinois U.S.A.
  • 3128452008 | +1 312-845-2008 Illinois U.S.A.
  • 3128452009 | +1 312-845-2009 Illinois U.S.A.
  • 3128452010 | +1 312-845-2010 Illinois U.S.A.
  • 3128452011 | +1 312-845-2011 Illinois U.S.A.
  • 3128452012 | +1 312-845-2012 Illinois U.S.A.
  • 3128452013 | +1 312-845-2013 Illinois U.S.A.
  • 3128452014 | +1 312-845-2014 Illinois U.S.A.
  • 3128452015 | +1 312-845-2015 Illinois U.S.A.
  • 3128452016 | +1 312-845-2016 Illinois U.S.A.
  • 3128452017 | +1 312-845-2017 Illinois U.S.A.
  • 3128452018 | +1 312-845-2018 Illinois U.S.A.
  • 3128452019 | +1 312-845-2019 Illinois U.S.A.
  • 3128452020 | +1 312-845-2020 Illinois U.S.A.
  • 3128452021 | +1 312-845-2021 Illinois U.S.A.
  • 3128452022 | +1 312-845-2022 Illinois U.S.A.
  • 3128452023 | +1 312-845-2023 Illinois U.S.A.
  • 3128452024 | +1 312-845-2024 Illinois U.S.A.
  • 3128452025 | +1 312-845-2025 Illinois U.S.A.
  • 3128452026 | +1 312-845-2026 Illinois U.S.A.
  • 3128452027 | +1 312-845-2027 Illinois U.S.A.
  • 3128452028 | +1 312-845-2028 Illinois U.S.A.
  • 3128452029 | +1 312-845-2029 Illinois U.S.A.
  • 3128452030 | +1 312-845-2030 Illinois U.S.A.
  • 3128452031 | +1 312-845-2031 Illinois U.S.A.
  • 3128452032 | +1 312-845-2032 Illinois U.S.A.
  • 3128452033 | +1 312-845-2033 Illinois U.S.A.
  • 3128452034 | +1 312-845-2034 Illinois U.S.A.
  • 3128452035 | +1 312-845-2035 Illinois U.S.A.
  • 3128452036 | +1 312-845-2036 Illinois U.S.A.
  • 3128452037 | +1 312-845-2037 Illinois U.S.A.
  • 3128452038 | +1 312-845-2038 Illinois U.S.A.
  • 3128452039 | +1 312-845-2039 Illinois U.S.A.
  • 3128452040 | +1 312-845-2040 Illinois U.S.A.
  • 3128452041 | +1 312-845-2041 Illinois U.S.A.
  • 3128452042 | +1 312-845-2042 Illinois U.S.A.
  • 3128452043 | +1 312-845-2043 Illinois U.S.A.
  • 3128452044 | +1 312-845-2044 Illinois U.S.A.
  • 3128452045 | +1 312-845-2045 Illinois U.S.A.
  • 3128452046 | +1 312-845-2046 Illinois U.S.A.
  • 3128452047 | +1 312-845-2047 Illinois U.S.A.
  • 3128452048 | +1 312-845-2048 Illinois U.S.A.
  • 3128452049 | +1 312-845-2049 Illinois U.S.A.
  • 3128452050 | +1 312-845-2050 Illinois U.S.A.
  • 3128452051 | +1 312-845-2051 Illinois U.S.A.
  • 3128452052 | +1 312-845-2052 Illinois U.S.A.
  • 3128452053 | +1 312-845-2053 Illinois U.S.A.
  • 3128452054 | +1 312-845-2054 Illinois U.S.A.
  • 3128452055 | +1 312-845-2055 Illinois U.S.A.
  • 3128452056 | +1 312-845-2056 Illinois U.S.A.
  • 3128452057 | +1 312-845-2057 Illinois U.S.A.
  • 3128452058 | +1 312-845-2058 Illinois U.S.A.
  • 3128452059 | +1 312-845-2059 Illinois U.S.A.
  • 3128452060 | +1 312-845-2060 Illinois U.S.A.
  • 3128452061 | +1 312-845-2061 Illinois U.S.A.
  • 3128452062 | +1 312-845-2062 Illinois U.S.A.
  • 3128452063 | +1 312-845-2063 Illinois U.S.A.
  • 3128452064 | +1 312-845-2064 Illinois U.S.A.
  • 3128452065 | +1 312-845-2065 Illinois U.S.A.
  • 3128452066 | +1 312-845-2066 Illinois U.S.A.
  • 3128452067 | +1 312-845-2067 Illinois U.S.A.
  • 3128452068 | +1 312-845-2068 Illinois U.S.A.
  • 3128452069 | +1 312-845-2069 Illinois U.S.A.
  • 3128452070 | +1 312-845-2070 Illinois U.S.A.
  • 3128452071 | +1 312-845-2071 Illinois U.S.A.
  • 3128452072 | +1 312-845-2072 Illinois U.S.A.
  • 3128452073 | +1 312-845-2073 Illinois U.S.A.
  • 3128452074 | +1 312-845-2074 Illinois U.S.A.
  • 3128452075 | +1 312-845-2075 Illinois U.S.A.
  • 3128452076 | +1 312-845-2076 Illinois U.S.A.
  • 3128452077 | +1 312-845-2077 Illinois U.S.A.
  • 3128452078 | +1 312-845-2078 Illinois U.S.A.
  • 3128452079 | +1 312-845-2079 Illinois U.S.A.
  • 3128452080 | +1 312-845-2080 Illinois U.S.A.
  • 3128452081 | +1 312-845-2081 Illinois U.S.A.
  • 3128452082 | +1 312-845-2082 Illinois U.S.A.
  • 3128452083 | +1 312-845-2083 Illinois U.S.A.
  • 3128452084 | +1 312-845-2084 Illinois U.S.A.
  • 3128452085 | +1 312-845-2085 Illinois U.S.A.
  • 3128452086 | +1 312-845-2086 Illinois U.S.A.
  • 3128452087 | +1 312-845-2087 Illinois U.S.A.
  • 3128452088 | +1 312-845-2088 Illinois U.S.A.
  • 3128452089 | +1 312-845-2089 Illinois U.S.A.
  • 3128452090 | +1 312-845-2090 Illinois U.S.A.
  • 3128452091 | +1 312-845-2091 Illinois U.S.A.
  • 3128452092 | +1 312-845-2092 Illinois U.S.A.
  • 3128452093 | +1 312-845-2093 Illinois U.S.A.
  • 3128452094 | +1 312-845-2094 Illinois U.S.A.
  • 3128452095 | +1 312-845-2095 Illinois U.S.A.
  • 3128452096 | +1 312-845-2096 Illinois U.S.A.
  • 3128452097 | +1 312-845-2097 Illinois U.S.A.
  • 3128452098 | +1 312-845-2098 Illinois U.S.A.
  • 3128452099 | +1 312-845-2099 Illinois U.S.A.

    • Complete Phone Number

    e.g. 111-222-3333

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