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).

  • 3122983000 | +1 312-298-3000 Illinois U.S.A.
  • 3122983001 | +1 312-298-3001 Illinois U.S.A.
  • 3122983002 | +1 312-298-3002 Illinois U.S.A.
  • 3122983003 | +1 312-298-3003 Illinois U.S.A.
  • 3122983004 | +1 312-298-3004 Illinois U.S.A.
  • 3122983005 | +1 312-298-3005 Illinois U.S.A.
  • 3122983006 | +1 312-298-3006 Illinois U.S.A.
  • 3122983007 | +1 312-298-3007 Illinois U.S.A.
  • 3122983008 | +1 312-298-3008 Illinois U.S.A.
  • 3122983009 | +1 312-298-3009 Illinois U.S.A.
  • 3122983010 | +1 312-298-3010 Illinois U.S.A.
  • 3122983011 | +1 312-298-3011 Illinois U.S.A.
  • 3122983012 | +1 312-298-3012 Illinois U.S.A.
  • 3122983013 | +1 312-298-3013 Illinois U.S.A.
  • 3122983014 | +1 312-298-3014 Illinois U.S.A.
  • 3122983015 | +1 312-298-3015 Illinois U.S.A.
  • 3122983016 | +1 312-298-3016 Illinois U.S.A.
  • 3122983017 | +1 312-298-3017 Illinois U.S.A.
  • 3122983018 | +1 312-298-3018 Illinois U.S.A.
  • 3122983019 | +1 312-298-3019 Illinois U.S.A.
  • 3122983020 | +1 312-298-3020 Illinois U.S.A.
  • 3122983021 | +1 312-298-3021 Illinois U.S.A.
  • 3122983022 | +1 312-298-3022 Illinois U.S.A.
  • 3122983023 | +1 312-298-3023 Illinois U.S.A.
  • 3122983024 | +1 312-298-3024 Illinois U.S.A.
  • 3122983025 | +1 312-298-3025 Illinois U.S.A.
  • 3122983026 | +1 312-298-3026 Illinois U.S.A.
  • 3122983027 | +1 312-298-3027 Illinois U.S.A.
  • 3122983028 | +1 312-298-3028 Illinois U.S.A.
  • 3122983029 | +1 312-298-3029 Illinois U.S.A.
  • 3122983030 | +1 312-298-3030 Illinois U.S.A.
  • 3122983031 | +1 312-298-3031 Illinois U.S.A.
  • 3122983032 | +1 312-298-3032 Illinois U.S.A.
  • 3122983033 | +1 312-298-3033 Illinois U.S.A.
  • 3122983034 | +1 312-298-3034 Illinois U.S.A.
  • 3122983035 | +1 312-298-3035 Illinois U.S.A.
  • 3122983036 | +1 312-298-3036 Illinois U.S.A.
  • 3122983037 | +1 312-298-3037 Illinois U.S.A.
  • 3122983038 | +1 312-298-3038 Illinois U.S.A.
  • 3122983039 | +1 312-298-3039 Illinois U.S.A.
  • 3122983040 | +1 312-298-3040 Illinois U.S.A.
  • 3122983041 | +1 312-298-3041 Illinois U.S.A.
  • 3122983042 | +1 312-298-3042 Illinois U.S.A.
  • 3122983043 | +1 312-298-3043 Illinois U.S.A.
  • 3122983044 | +1 312-298-3044 Illinois U.S.A.
  • 3122983045 | +1 312-298-3045 Illinois U.S.A.
  • 3122983046 | +1 312-298-3046 Illinois U.S.A.
  • 3122983047 | +1 312-298-3047 Illinois U.S.A.
  • 3122983048 | +1 312-298-3048 Illinois U.S.A.
  • 3122983049 | +1 312-298-3049 Illinois U.S.A.
  • 3122983050 | +1 312-298-3050 Illinois U.S.A.
  • 3122983051 | +1 312-298-3051 Illinois U.S.A.
  • 3122983052 | +1 312-298-3052 Illinois U.S.A.
  • 3122983053 | +1 312-298-3053 Illinois U.S.A.
  • 3122983054 | +1 312-298-3054 Illinois U.S.A.
  • 3122983055 | +1 312-298-3055 Illinois U.S.A.
  • 3122983056 | +1 312-298-3056 Illinois U.S.A.
  • 3122983057 | +1 312-298-3057 Illinois U.S.A.
  • 3122983058 | +1 312-298-3058 Illinois U.S.A.
  • 3122983059 | +1 312-298-3059 Illinois U.S.A.
  • 3122983060 | +1 312-298-3060 Illinois U.S.A.
  • 3122983061 | +1 312-298-3061 Illinois U.S.A.
  • 3122983062 | +1 312-298-3062 Illinois U.S.A.
  • 3122983063 | +1 312-298-3063 Illinois U.S.A.
  • 3122983064 | +1 312-298-3064 Illinois U.S.A.
  • 3122983065 | +1 312-298-3065 Illinois U.S.A.
  • 3122983066 | +1 312-298-3066 Illinois U.S.A.
  • 3122983067 | +1 312-298-3067 Illinois U.S.A.
  • 3122983068 | +1 312-298-3068 Illinois U.S.A.
  • 3122983069 | +1 312-298-3069 Illinois U.S.A.
  • 3122983070 | +1 312-298-3070 Illinois U.S.A.
  • 3122983071 | +1 312-298-3071 Illinois U.S.A.
  • 3122983072 | +1 312-298-3072 Illinois U.S.A.
  • 3122983073 | +1 312-298-3073 Illinois U.S.A.
  • 3122983074 | +1 312-298-3074 Illinois U.S.A.
  • 3122983075 | +1 312-298-3075 Illinois U.S.A.
  • 3122983076 | +1 312-298-3076 Illinois U.S.A.
  • 3122983077 | +1 312-298-3077 Illinois U.S.A.
  • 3122983078 | +1 312-298-3078 Illinois U.S.A.
  • 3122983079 | +1 312-298-3079 Illinois U.S.A.
  • 3122983080 | +1 312-298-3080 Illinois U.S.A.
  • 3122983081 | +1 312-298-3081 Illinois U.S.A.
  • 3122983082 | +1 312-298-3082 Illinois U.S.A.
  • 3122983083 | +1 312-298-3083 Illinois U.S.A.
  • 3122983084 | +1 312-298-3084 Illinois U.S.A.
  • 3122983085 | +1 312-298-3085 Illinois U.S.A.
  • 3122983086 | +1 312-298-3086 Illinois U.S.A.
  • 3122983087 | +1 312-298-3087 Illinois U.S.A.
  • 3122983088 | +1 312-298-3088 Illinois U.S.A.
  • 3122983089 | +1 312-298-3089 Illinois U.S.A.
  • 3122983090 | +1 312-298-3090 Illinois U.S.A.
  • 3122983091 | +1 312-298-3091 Illinois U.S.A.
  • 3122983092 | +1 312-298-3092 Illinois U.S.A.
  • 3122983093 | +1 312-298-3093 Illinois U.S.A.
  • 3122983094 | +1 312-298-3094 Illinois U.S.A.
  • 3122983095 | +1 312-298-3095 Illinois U.S.A.
  • 3122983096 | +1 312-298-3096 Illinois U.S.A.
  • 3122983097 | +1 312-298-3097 Illinois U.S.A.
  • 3122983098 | +1 312-298-3098 Illinois U.S.A.
  • 3122983099 | +1 312-298-3099 Illinois U.S.A.