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).

  • 3122982000 | +1 312-298-2000 Illinois U.S.A.
  • 3122982001 | +1 312-298-2001 Illinois U.S.A.
  • 3122982002 | +1 312-298-2002 Illinois U.S.A.
  • 3122982003 | +1 312-298-2003 Illinois U.S.A.
  • 3122982004 | +1 312-298-2004 Illinois U.S.A.
  • 3122982005 | +1 312-298-2005 Illinois U.S.A.
  • 3122982006 | +1 312-298-2006 Illinois U.S.A.
  • 3122982007 | +1 312-298-2007 Illinois U.S.A.
  • 3122982008 | +1 312-298-2008 Illinois U.S.A.
  • 3122982009 | +1 312-298-2009 Illinois U.S.A.
  • 3122982010 | +1 312-298-2010 Illinois U.S.A.
  • 3122982011 | +1 312-298-2011 Illinois U.S.A.
  • 3122982012 | +1 312-298-2012 Illinois U.S.A.
  • 3122982013 | +1 312-298-2013 Illinois U.S.A.
  • 3122982014 | +1 312-298-2014 Illinois U.S.A.
  • 3122982015 | +1 312-298-2015 Illinois U.S.A.
  • 3122982016 | +1 312-298-2016 Illinois U.S.A.
  • 3122982017 | +1 312-298-2017 Illinois U.S.A.
  • 3122982018 | +1 312-298-2018 Illinois U.S.A.
  • 3122982019 | +1 312-298-2019 Illinois U.S.A.
  • 3122982020 | +1 312-298-2020 Illinois U.S.A.
  • 3122982021 | +1 312-298-2021 Illinois U.S.A.
  • 3122982022 | +1 312-298-2022 Illinois U.S.A.
  • 3122982023 | +1 312-298-2023 Illinois U.S.A.
  • 3122982024 | +1 312-298-2024 Illinois U.S.A.
  • 3122982025 | +1 312-298-2025 Illinois U.S.A.
  • 3122982026 | +1 312-298-2026 Illinois U.S.A.
  • 3122982027 | +1 312-298-2027 Illinois U.S.A.
  • 3122982028 | +1 312-298-2028 Illinois U.S.A.
  • 3122982029 | +1 312-298-2029 Illinois U.S.A.
  • 3122982030 | +1 312-298-2030 Illinois U.S.A.
  • 3122982031 | +1 312-298-2031 Illinois U.S.A.
  • 3122982032 | +1 312-298-2032 Illinois U.S.A.
  • 3122982033 | +1 312-298-2033 Illinois U.S.A.
  • 3122982034 | +1 312-298-2034 Illinois U.S.A.
  • 3122982035 | +1 312-298-2035 Illinois U.S.A.
  • 3122982036 | +1 312-298-2036 Illinois U.S.A.
  • 3122982037 | +1 312-298-2037 Illinois U.S.A.
  • 3122982038 | +1 312-298-2038 Illinois U.S.A.
  • 3122982039 | +1 312-298-2039 Illinois U.S.A.
  • 3122982040 | +1 312-298-2040 Illinois U.S.A.
  • 3122982041 | +1 312-298-2041 Illinois U.S.A.
  • 3122982042 | +1 312-298-2042 Illinois U.S.A.
  • 3122982043 | +1 312-298-2043 Illinois U.S.A.
  • 3122982044 | +1 312-298-2044 Illinois U.S.A.
  • 3122982045 | +1 312-298-2045 Illinois U.S.A.
  • 3122982046 | +1 312-298-2046 Illinois U.S.A.
  • 3122982047 | +1 312-298-2047 Illinois U.S.A.
  • 3122982048 | +1 312-298-2048 Illinois U.S.A.
  • 3122982049 | +1 312-298-2049 Illinois U.S.A.
  • 3122982050 | +1 312-298-2050 Illinois U.S.A.
  • 3122982051 | +1 312-298-2051 Illinois U.S.A.
  • 3122982052 | +1 312-298-2052 Illinois U.S.A.
  • 3122982053 | +1 312-298-2053 Illinois U.S.A.
  • 3122982054 | +1 312-298-2054 Illinois U.S.A.
  • 3122982055 | +1 312-298-2055 Illinois U.S.A.
  • 3122982056 | +1 312-298-2056 Illinois U.S.A.
  • 3122982057 | +1 312-298-2057 Illinois U.S.A.
  • 3122982058 | +1 312-298-2058 Illinois U.S.A.
  • 3122982059 | +1 312-298-2059 Illinois U.S.A.
  • 3122982060 | +1 312-298-2060 Illinois U.S.A.
  • 3122982061 | +1 312-298-2061 Illinois U.S.A.
  • 3122982062 | +1 312-298-2062 Illinois U.S.A.
  • 3122982063 | +1 312-298-2063 Illinois U.S.A.
  • 3122982064 | +1 312-298-2064 Illinois U.S.A.
  • 3122982065 | +1 312-298-2065 Illinois U.S.A.
  • 3122982066 | +1 312-298-2066 Illinois U.S.A.
  • 3122982067 | +1 312-298-2067 Illinois U.S.A.
  • 3122982068 | +1 312-298-2068 Illinois U.S.A.
  • 3122982069 | +1 312-298-2069 Illinois U.S.A.
  • 3122982070 | +1 312-298-2070 Illinois U.S.A.
  • 3122982071 | +1 312-298-2071 Illinois U.S.A.
  • 3122982072 | +1 312-298-2072 Illinois U.S.A.
  • 3122982073 | +1 312-298-2073 Illinois U.S.A.
  • 3122982074 | +1 312-298-2074 Illinois U.S.A.
  • 3122982075 | +1 312-298-2075 Illinois U.S.A.
  • 3122982076 | +1 312-298-2076 Illinois U.S.A.
  • 3122982077 | +1 312-298-2077 Illinois U.S.A.
  • 3122982078 | +1 312-298-2078 Illinois U.S.A.
  • 3122982079 | +1 312-298-2079 Illinois U.S.A.
  • 3122982080 | +1 312-298-2080 Illinois U.S.A.
  • 3122982081 | +1 312-298-2081 Illinois U.S.A.
  • 3122982082 | +1 312-298-2082 Illinois U.S.A.
  • 3122982083 | +1 312-298-2083 Illinois U.S.A.
  • 3122982084 | +1 312-298-2084 Illinois U.S.A.
  • 3122982085 | +1 312-298-2085 Illinois U.S.A.
  • 3122982086 | +1 312-298-2086 Illinois U.S.A.
  • 3122982087 | +1 312-298-2087 Illinois U.S.A.
  • 3122982088 | +1 312-298-2088 Illinois U.S.A.
  • 3122982089 | +1 312-298-2089 Illinois U.S.A.
  • 3122982090 | +1 312-298-2090 Illinois U.S.A.
  • 3122982091 | +1 312-298-2091 Illinois U.S.A.
  • 3122982092 | +1 312-298-2092 Illinois U.S.A.
  • 3122982093 | +1 312-298-2093 Illinois U.S.A.
  • 3122982094 | +1 312-298-2094 Illinois U.S.A.
  • 3122982095 | +1 312-298-2095 Illinois U.S.A.
  • 3122982096 | +1 312-298-2096 Illinois U.S.A.
  • 3122982097 | +1 312-298-2097 Illinois U.S.A.
  • 3122982098 | +1 312-298-2098 Illinois U.S.A.
  • 3122982099 | +1 312-298-2099 Illinois U.S.A.