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).

  • 3125722000 | +1 312-572-2000 Illinois U.S.A.
  • 3125722001 | +1 312-572-2001 Illinois U.S.A.
  • 3125722002 | +1 312-572-2002 Illinois U.S.A.
  • 3125722003 | +1 312-572-2003 Illinois U.S.A.
  • 3125722004 | +1 312-572-2004 Illinois U.S.A.
  • 3125722005 | +1 312-572-2005 Illinois U.S.A.
  • 3125722006 | +1 312-572-2006 Illinois U.S.A.
  • 3125722007 | +1 312-572-2007 Illinois U.S.A.
  • 3125722008 | +1 312-572-2008 Illinois U.S.A.
  • 3125722009 | +1 312-572-2009 Illinois U.S.A.
  • 3125722010 | +1 312-572-2010 Illinois U.S.A.
  • 3125722011 | +1 312-572-2011 Illinois U.S.A.
  • 3125722012 | +1 312-572-2012 Illinois U.S.A.
  • 3125722013 | +1 312-572-2013 Illinois U.S.A.
  • 3125722014 | +1 312-572-2014 Illinois U.S.A.
  • 3125722015 | +1 312-572-2015 Illinois U.S.A.
  • 3125722016 | +1 312-572-2016 Illinois U.S.A.
  • 3125722017 | +1 312-572-2017 Illinois U.S.A.
  • 3125722018 | +1 312-572-2018 Illinois U.S.A.
  • 3125722019 | +1 312-572-2019 Illinois U.S.A.
  • 3125722020 | +1 312-572-2020 Illinois U.S.A.
  • 3125722021 | +1 312-572-2021 Illinois U.S.A.
  • 3125722022 | +1 312-572-2022 Illinois U.S.A.
  • 3125722023 | +1 312-572-2023 Illinois U.S.A.
  • 3125722024 | +1 312-572-2024 Illinois U.S.A.
  • 3125722025 | +1 312-572-2025 Illinois U.S.A.
  • 3125722026 | +1 312-572-2026 Illinois U.S.A.
  • 3125722027 | +1 312-572-2027 Illinois U.S.A.
  • 3125722028 | +1 312-572-2028 Illinois U.S.A.
  • 3125722029 | +1 312-572-2029 Illinois U.S.A.
  • 3125722030 | +1 312-572-2030 Illinois U.S.A.
  • 3125722031 | +1 312-572-2031 Illinois U.S.A.
  • 3125722032 | +1 312-572-2032 Illinois U.S.A.
  • 3125722033 | +1 312-572-2033 Illinois U.S.A.
  • 3125722034 | +1 312-572-2034 Illinois U.S.A.
  • 3125722035 | +1 312-572-2035 Illinois U.S.A.
  • 3125722036 | +1 312-572-2036 Illinois U.S.A.
  • 3125722037 | +1 312-572-2037 Illinois U.S.A.
  • 3125722038 | +1 312-572-2038 Illinois U.S.A.
  • 3125722039 | +1 312-572-2039 Illinois U.S.A.
  • 3125722040 | +1 312-572-2040 Illinois U.S.A.
  • 3125722041 | +1 312-572-2041 Illinois U.S.A.
  • 3125722042 | +1 312-572-2042 Illinois U.S.A.
  • 3125722043 | +1 312-572-2043 Illinois U.S.A.
  • 3125722044 | +1 312-572-2044 Illinois U.S.A.
  • 3125722045 | +1 312-572-2045 Illinois U.S.A.
  • 3125722046 | +1 312-572-2046 Illinois U.S.A.
  • 3125722047 | +1 312-572-2047 Illinois U.S.A.
  • 3125722048 | +1 312-572-2048 Illinois U.S.A.
  • 3125722049 | +1 312-572-2049 Illinois U.S.A.
  • 3125722050 | +1 312-572-2050 Illinois U.S.A.
  • 3125722051 | +1 312-572-2051 Illinois U.S.A.
  • 3125722052 | +1 312-572-2052 Illinois U.S.A.
  • 3125722053 | +1 312-572-2053 Illinois U.S.A.
  • 3125722054 | +1 312-572-2054 Illinois U.S.A.
  • 3125722055 | +1 312-572-2055 Illinois U.S.A.
  • 3125722056 | +1 312-572-2056 Illinois U.S.A.
  • 3125722057 | +1 312-572-2057 Illinois U.S.A.
  • 3125722058 | +1 312-572-2058 Illinois U.S.A.
  • 3125722059 | +1 312-572-2059 Illinois U.S.A.
  • 3125722060 | +1 312-572-2060 Illinois U.S.A.
  • 3125722061 | +1 312-572-2061 Illinois U.S.A.
  • 3125722062 | +1 312-572-2062 Illinois U.S.A.
  • 3125722063 | +1 312-572-2063 Illinois U.S.A.
  • 3125722064 | +1 312-572-2064 Illinois U.S.A.
  • 3125722065 | +1 312-572-2065 Illinois U.S.A.
  • 3125722066 | +1 312-572-2066 Illinois U.S.A.
  • 3125722067 | +1 312-572-2067 Illinois U.S.A.
  • 3125722068 | +1 312-572-2068 Illinois U.S.A.
  • 3125722069 | +1 312-572-2069 Illinois U.S.A.
  • 3125722070 | +1 312-572-2070 Illinois U.S.A.
  • 3125722071 | +1 312-572-2071 Illinois U.S.A.
  • 3125722072 | +1 312-572-2072 Illinois U.S.A.
  • 3125722073 | +1 312-572-2073 Illinois U.S.A.
  • 3125722074 | +1 312-572-2074 Illinois U.S.A.
  • 3125722075 | +1 312-572-2075 Illinois U.S.A.
  • 3125722076 | +1 312-572-2076 Illinois U.S.A.
  • 3125722077 | +1 312-572-2077 Illinois U.S.A.
  • 3125722078 | +1 312-572-2078 Illinois U.S.A.
  • 3125722079 | +1 312-572-2079 Illinois U.S.A.
  • 3125722080 | +1 312-572-2080 Illinois U.S.A.
  • 3125722081 | +1 312-572-2081 Illinois U.S.A.
  • 3125722082 | +1 312-572-2082 Illinois U.S.A.
  • 3125722083 | +1 312-572-2083 Illinois U.S.A.
  • 3125722084 | +1 312-572-2084 Illinois U.S.A.
  • 3125722085 | +1 312-572-2085 Illinois U.S.A.
  • 3125722086 | +1 312-572-2086 Illinois U.S.A.
  • 3125722087 | +1 312-572-2087 Illinois U.S.A.
  • 3125722088 | +1 312-572-2088 Illinois U.S.A.
  • 3125722089 | +1 312-572-2089 Illinois U.S.A.
  • 3125722090 | +1 312-572-2090 Illinois U.S.A.
  • 3125722091 | +1 312-572-2091 Illinois U.S.A.
  • 3125722092 | +1 312-572-2092 Illinois U.S.A.
  • 3125722093 | +1 312-572-2093 Illinois U.S.A.
  • 3125722094 | +1 312-572-2094 Illinois U.S.A.
  • 3125722095 | +1 312-572-2095 Illinois U.S.A.
  • 3125722096 | +1 312-572-2096 Illinois U.S.A.
  • 3125722097 | +1 312-572-2097 Illinois U.S.A.
  • 3125722098 | +1 312-572-2098 Illinois U.S.A.
  • 3125722099 | +1 312-572-2099 Illinois U.S.A.