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).

  • 3129172000 | +1 312-917-2000 Illinois U.S.A.
  • 3129172001 | +1 312-917-2001 Illinois U.S.A.
  • 3129172002 | +1 312-917-2002 Illinois U.S.A.
  • 3129172003 | +1 312-917-2003 Illinois U.S.A.
  • 3129172004 | +1 312-917-2004 Illinois U.S.A.
  • 3129172005 | +1 312-917-2005 Illinois U.S.A.
  • 3129172006 | +1 312-917-2006 Illinois U.S.A.
  • 3129172007 | +1 312-917-2007 Illinois U.S.A.
  • 3129172008 | +1 312-917-2008 Illinois U.S.A.
  • 3129172009 | +1 312-917-2009 Illinois U.S.A.
  • 3129172010 | +1 312-917-2010 Illinois U.S.A.
  • 3129172011 | +1 312-917-2011 Illinois U.S.A.
  • 3129172012 | +1 312-917-2012 Illinois U.S.A.
  • 3129172013 | +1 312-917-2013 Illinois U.S.A.
  • 3129172014 | +1 312-917-2014 Illinois U.S.A.
  • 3129172015 | +1 312-917-2015 Illinois U.S.A.
  • 3129172016 | +1 312-917-2016 Illinois U.S.A.
  • 3129172017 | +1 312-917-2017 Illinois U.S.A.
  • 3129172018 | +1 312-917-2018 Illinois U.S.A.
  • 3129172019 | +1 312-917-2019 Illinois U.S.A.
  • 3129172020 | +1 312-917-2020 Illinois U.S.A.
  • 3129172021 | +1 312-917-2021 Illinois U.S.A.
  • 3129172022 | +1 312-917-2022 Illinois U.S.A.
  • 3129172023 | +1 312-917-2023 Illinois U.S.A.
  • 3129172024 | +1 312-917-2024 Illinois U.S.A.
  • 3129172025 | +1 312-917-2025 Illinois U.S.A.
  • 3129172026 | +1 312-917-2026 Illinois U.S.A.
  • 3129172027 | +1 312-917-2027 Illinois U.S.A.
  • 3129172028 | +1 312-917-2028 Illinois U.S.A.
  • 3129172029 | +1 312-917-2029 Illinois U.S.A.
  • 3129172030 | +1 312-917-2030 Illinois U.S.A.
  • 3129172031 | +1 312-917-2031 Illinois U.S.A.
  • 3129172032 | +1 312-917-2032 Illinois U.S.A.
  • 3129172033 | +1 312-917-2033 Illinois U.S.A.
  • 3129172034 | +1 312-917-2034 Illinois U.S.A.
  • 3129172035 | +1 312-917-2035 Illinois U.S.A.
  • 3129172036 | +1 312-917-2036 Illinois U.S.A.
  • 3129172037 | +1 312-917-2037 Illinois U.S.A.
  • 3129172038 | +1 312-917-2038 Illinois U.S.A.
  • 3129172039 | +1 312-917-2039 Illinois U.S.A.
  • 3129172040 | +1 312-917-2040 Illinois U.S.A.
  • 3129172041 | +1 312-917-2041 Illinois U.S.A.
  • 3129172042 | +1 312-917-2042 Illinois U.S.A.
  • 3129172043 | +1 312-917-2043 Illinois U.S.A.
  • 3129172044 | +1 312-917-2044 Illinois U.S.A.
  • 3129172045 | +1 312-917-2045 Illinois U.S.A.
  • 3129172046 | +1 312-917-2046 Illinois U.S.A.
  • 3129172047 | +1 312-917-2047 Illinois U.S.A.
  • 3129172048 | +1 312-917-2048 Illinois U.S.A.
  • 3129172049 | +1 312-917-2049 Illinois U.S.A.
  • 3129172050 | +1 312-917-2050 Illinois U.S.A.
  • 3129172051 | +1 312-917-2051 Illinois U.S.A.
  • 3129172052 | +1 312-917-2052 Illinois U.S.A.
  • 3129172053 | +1 312-917-2053 Illinois U.S.A.
  • 3129172054 | +1 312-917-2054 Illinois U.S.A.
  • 3129172055 | +1 312-917-2055 Illinois U.S.A.
  • 3129172056 | +1 312-917-2056 Illinois U.S.A.
  • 3129172057 | +1 312-917-2057 Illinois U.S.A.
  • 3129172058 | +1 312-917-2058 Illinois U.S.A.
  • 3129172059 | +1 312-917-2059 Illinois U.S.A.
  • 3129172060 | +1 312-917-2060 Illinois U.S.A.
  • 3129172061 | +1 312-917-2061 Illinois U.S.A.
  • 3129172062 | +1 312-917-2062 Illinois U.S.A.
  • 3129172063 | +1 312-917-2063 Illinois U.S.A.
  • 3129172064 | +1 312-917-2064 Illinois U.S.A.
  • 3129172065 | +1 312-917-2065 Illinois U.S.A.
  • 3129172066 | +1 312-917-2066 Illinois U.S.A.
  • 3129172067 | +1 312-917-2067 Illinois U.S.A.
  • 3129172068 | +1 312-917-2068 Illinois U.S.A.
  • 3129172069 | +1 312-917-2069 Illinois U.S.A.
  • 3129172070 | +1 312-917-2070 Illinois U.S.A.
  • 3129172071 | +1 312-917-2071 Illinois U.S.A.
  • 3129172072 | +1 312-917-2072 Illinois U.S.A.
  • 3129172073 | +1 312-917-2073 Illinois U.S.A.
  • 3129172074 | +1 312-917-2074 Illinois U.S.A.
  • 3129172075 | +1 312-917-2075 Illinois U.S.A.
  • 3129172076 | +1 312-917-2076 Illinois U.S.A.
  • 3129172077 | +1 312-917-2077 Illinois U.S.A.
  • 3129172078 | +1 312-917-2078 Illinois U.S.A.
  • 3129172079 | +1 312-917-2079 Illinois U.S.A.
  • 3129172080 | +1 312-917-2080 Illinois U.S.A.
  • 3129172081 | +1 312-917-2081 Illinois U.S.A.
  • 3129172082 | +1 312-917-2082 Illinois U.S.A.
  • 3129172083 | +1 312-917-2083 Illinois U.S.A.
  • 3129172084 | +1 312-917-2084 Illinois U.S.A.
  • 3129172085 | +1 312-917-2085 Illinois U.S.A.
  • 3129172086 | +1 312-917-2086 Illinois U.S.A.
  • 3129172087 | +1 312-917-2087 Illinois U.S.A.
  • 3129172088 | +1 312-917-2088 Illinois U.S.A.
  • 3129172089 | +1 312-917-2089 Illinois U.S.A.
  • 3129172090 | +1 312-917-2090 Illinois U.S.A.
  • 3129172091 | +1 312-917-2091 Illinois U.S.A.
  • 3129172092 | +1 312-917-2092 Illinois U.S.A.
  • 3129172093 | +1 312-917-2093 Illinois U.S.A.
  • 3129172094 | +1 312-917-2094 Illinois U.S.A.
  • 3129172095 | +1 312-917-2095 Illinois U.S.A.
  • 3129172096 | +1 312-917-2096 Illinois U.S.A.
  • 3129172097 | +1 312-917-2097 Illinois U.S.A.
  • 3129172098 | +1 312-917-2098 Illinois U.S.A.
  • 3129172099 | +1 312-917-2099 Illinois U.S.A.