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).

  • 3129312000 | +1 312-931-2000 Illinois U.S.A.
  • 3129312001 | +1 312-931-2001 Illinois U.S.A.
  • 3129312002 | +1 312-931-2002 Illinois U.S.A.
  • 3129312003 | +1 312-931-2003 Illinois U.S.A.
  • 3129312004 | +1 312-931-2004 Illinois U.S.A.
  • 3129312005 | +1 312-931-2005 Illinois U.S.A.
  • 3129312006 | +1 312-931-2006 Illinois U.S.A.
  • 3129312007 | +1 312-931-2007 Illinois U.S.A.
  • 3129312008 | +1 312-931-2008 Illinois U.S.A.
  • 3129312009 | +1 312-931-2009 Illinois U.S.A.
  • 3129312010 | +1 312-931-2010 Illinois U.S.A.
  • 3129312011 | +1 312-931-2011 Illinois U.S.A.
  • 3129312012 | +1 312-931-2012 Illinois U.S.A.
  • 3129312013 | +1 312-931-2013 Illinois U.S.A.
  • 3129312014 | +1 312-931-2014 Illinois U.S.A.
  • 3129312015 | +1 312-931-2015 Illinois U.S.A.
  • 3129312016 | +1 312-931-2016 Illinois U.S.A.
  • 3129312017 | +1 312-931-2017 Illinois U.S.A.
  • 3129312018 | +1 312-931-2018 Illinois U.S.A.
  • 3129312019 | +1 312-931-2019 Illinois U.S.A.
  • 3129312020 | +1 312-931-2020 Illinois U.S.A.
  • 3129312021 | +1 312-931-2021 Illinois U.S.A.
  • 3129312022 | +1 312-931-2022 Illinois U.S.A.
  • 3129312023 | +1 312-931-2023 Illinois U.S.A.
  • 3129312024 | +1 312-931-2024 Illinois U.S.A.
  • 3129312025 | +1 312-931-2025 Illinois U.S.A.
  • 3129312026 | +1 312-931-2026 Illinois U.S.A.
  • 3129312027 | +1 312-931-2027 Illinois U.S.A.
  • 3129312028 | +1 312-931-2028 Illinois U.S.A.
  • 3129312029 | +1 312-931-2029 Illinois U.S.A.
  • 3129312030 | +1 312-931-2030 Illinois U.S.A.
  • 3129312031 | +1 312-931-2031 Illinois U.S.A.
  • 3129312032 | +1 312-931-2032 Illinois U.S.A.
  • 3129312033 | +1 312-931-2033 Illinois U.S.A.
  • 3129312034 | +1 312-931-2034 Illinois U.S.A.
  • 3129312035 | +1 312-931-2035 Illinois U.S.A.
  • 3129312036 | +1 312-931-2036 Illinois U.S.A.
  • 3129312037 | +1 312-931-2037 Illinois U.S.A.
  • 3129312038 | +1 312-931-2038 Illinois U.S.A.
  • 3129312039 | +1 312-931-2039 Illinois U.S.A.
  • 3129312040 | +1 312-931-2040 Illinois U.S.A.
  • 3129312041 | +1 312-931-2041 Illinois U.S.A.
  • 3129312042 | +1 312-931-2042 Illinois U.S.A.
  • 3129312043 | +1 312-931-2043 Illinois U.S.A.
  • 3129312044 | +1 312-931-2044 Illinois U.S.A.
  • 3129312045 | +1 312-931-2045 Illinois U.S.A.
  • 3129312046 | +1 312-931-2046 Illinois U.S.A.
  • 3129312047 | +1 312-931-2047 Illinois U.S.A.
  • 3129312048 | +1 312-931-2048 Illinois U.S.A.
  • 3129312049 | +1 312-931-2049 Illinois U.S.A.
  • 3129312050 | +1 312-931-2050 Illinois U.S.A.
  • 3129312051 | +1 312-931-2051 Illinois U.S.A.
  • 3129312052 | +1 312-931-2052 Illinois U.S.A.
  • 3129312053 | +1 312-931-2053 Illinois U.S.A.
  • 3129312054 | +1 312-931-2054 Illinois U.S.A.
  • 3129312055 | +1 312-931-2055 Illinois U.S.A.
  • 3129312056 | +1 312-931-2056 Illinois U.S.A.
  • 3129312057 | +1 312-931-2057 Illinois U.S.A.
  • 3129312058 | +1 312-931-2058 Illinois U.S.A.
  • 3129312059 | +1 312-931-2059 Illinois U.S.A.
  • 3129312060 | +1 312-931-2060 Illinois U.S.A.
  • 3129312061 | +1 312-931-2061 Illinois U.S.A.
  • 3129312062 | +1 312-931-2062 Illinois U.S.A.
  • 3129312063 | +1 312-931-2063 Illinois U.S.A.
  • 3129312064 | +1 312-931-2064 Illinois U.S.A.
  • 3129312065 | +1 312-931-2065 Illinois U.S.A.
  • 3129312066 | +1 312-931-2066 Illinois U.S.A.
  • 3129312067 | +1 312-931-2067 Illinois U.S.A.
  • 3129312068 | +1 312-931-2068 Illinois U.S.A.
  • 3129312069 | +1 312-931-2069 Illinois U.S.A.
  • 3129312070 | +1 312-931-2070 Illinois U.S.A.
  • 3129312071 | +1 312-931-2071 Illinois U.S.A.
  • 3129312072 | +1 312-931-2072 Illinois U.S.A.
  • 3129312073 | +1 312-931-2073 Illinois U.S.A.
  • 3129312074 | +1 312-931-2074 Illinois U.S.A.
  • 3129312075 | +1 312-931-2075 Illinois U.S.A.
  • 3129312076 | +1 312-931-2076 Illinois U.S.A.
  • 3129312077 | +1 312-931-2077 Illinois U.S.A.
  • 3129312078 | +1 312-931-2078 Illinois U.S.A.
  • 3129312079 | +1 312-931-2079 Illinois U.S.A.
  • 3129312080 | +1 312-931-2080 Illinois U.S.A.
  • 3129312081 | +1 312-931-2081 Illinois U.S.A.
  • 3129312082 | +1 312-931-2082 Illinois U.S.A.
  • 3129312083 | +1 312-931-2083 Illinois U.S.A.
  • 3129312084 | +1 312-931-2084 Illinois U.S.A.
  • 3129312085 | +1 312-931-2085 Illinois U.S.A.
  • 3129312086 | +1 312-931-2086 Illinois U.S.A.
  • 3129312087 | +1 312-931-2087 Illinois U.S.A.
  • 3129312088 | +1 312-931-2088 Illinois U.S.A.
  • 3129312089 | +1 312-931-2089 Illinois U.S.A.
  • 3129312090 | +1 312-931-2090 Illinois U.S.A.
  • 3129312091 | +1 312-931-2091 Illinois U.S.A.
  • 3129312092 | +1 312-931-2092 Illinois U.S.A.
  • 3129312093 | +1 312-931-2093 Illinois U.S.A.
  • 3129312094 | +1 312-931-2094 Illinois U.S.A.
  • 3129312095 | +1 312-931-2095 Illinois U.S.A.
  • 3129312096 | +1 312-931-2096 Illinois U.S.A.
  • 3129312097 | +1 312-931-2097 Illinois U.S.A.
  • 3129312098 | +1 312-931-2098 Illinois U.S.A.
  • 3129312099 | +1 312-931-2099 Illinois U.S.A.

    • Complete Phone Number

    e.g. 111-222-3333

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