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).

  • 3123570100 | +1 312-357-0100 Illinois U.S.A.
  • 3123570101 | +1 312-357-0101 Illinois U.S.A.
  • 3123570102 | +1 312-357-0102 Illinois U.S.A.
  • 3123570103 | +1 312-357-0103 Illinois U.S.A.
  • 3123570104 | +1 312-357-0104 Illinois U.S.A.
  • 3123570105 | +1 312-357-0105 Illinois U.S.A.
  • 3123570106 | +1 312-357-0106 Illinois U.S.A.
  • 3123570107 | +1 312-357-0107 Illinois U.S.A.
  • 3123570108 | +1 312-357-0108 Illinois U.S.A.
  • 3123570109 | +1 312-357-0109 Illinois U.S.A.
  • 3123570110 | +1 312-357-0110 Illinois U.S.A.
  • 3123570111 | +1 312-357-0111 Illinois U.S.A.
  • 3123570112 | +1 312-357-0112 Illinois U.S.A.
  • 3123570113 | +1 312-357-0113 Illinois U.S.A.
  • 3123570114 | +1 312-357-0114 Illinois U.S.A.
  • 3123570115 | +1 312-357-0115 Illinois U.S.A.
  • 3123570116 | +1 312-357-0116 Illinois U.S.A.
  • 3123570117 | +1 312-357-0117 Illinois U.S.A.
  • 3123570118 | +1 312-357-0118 Illinois U.S.A.
  • 3123570119 | +1 312-357-0119 Illinois U.S.A.
  • 3123570120 | +1 312-357-0120 Illinois U.S.A.
  • 3123570121 | +1 312-357-0121 Illinois U.S.A.
  • 3123570122 | +1 312-357-0122 Illinois U.S.A.
  • 3123570123 | +1 312-357-0123 Illinois U.S.A.
  • 3123570124 | +1 312-357-0124 Illinois U.S.A.
  • 3123570125 | +1 312-357-0125 Illinois U.S.A.
  • 3123570126 | +1 312-357-0126 Illinois U.S.A.
  • 3123570127 | +1 312-357-0127 Illinois U.S.A.
  • 3123570128 | +1 312-357-0128 Illinois U.S.A.
  • 3123570129 | +1 312-357-0129 Illinois U.S.A.
  • 3123570130 | +1 312-357-0130 Illinois U.S.A.
  • 3123570131 | +1 312-357-0131 Illinois U.S.A.
  • 3123570132 | +1 312-357-0132 Illinois U.S.A.
  • 3123570133 | +1 312-357-0133 Illinois U.S.A.
  • 3123570134 | +1 312-357-0134 Illinois U.S.A.
  • 3123570135 | +1 312-357-0135 Illinois U.S.A.
  • 3123570136 | +1 312-357-0136 Illinois U.S.A.
  • 3123570137 | +1 312-357-0137 Illinois U.S.A.
  • 3123570138 | +1 312-357-0138 Illinois U.S.A.
  • 3123570139 | +1 312-357-0139 Illinois U.S.A.
  • 3123570140 | +1 312-357-0140 Illinois U.S.A.
  • 3123570141 | +1 312-357-0141 Illinois U.S.A.
  • 3123570142 | +1 312-357-0142 Illinois U.S.A.
  • 3123570143 | +1 312-357-0143 Illinois U.S.A.
  • 3123570144 | +1 312-357-0144 Illinois U.S.A.
  • 3123570145 | +1 312-357-0145 Illinois U.S.A.
  • 3123570146 | +1 312-357-0146 Illinois U.S.A.
  • 3123570147 | +1 312-357-0147 Illinois U.S.A.
  • 3123570148 | +1 312-357-0148 Illinois U.S.A.
  • 3123570149 | +1 312-357-0149 Illinois U.S.A.
  • 3123570150 | +1 312-357-0150 Illinois U.S.A.
  • 3123570151 | +1 312-357-0151 Illinois U.S.A.
  • 3123570152 | +1 312-357-0152 Illinois U.S.A.
  • 3123570153 | +1 312-357-0153 Illinois U.S.A.
  • 3123570154 | +1 312-357-0154 Illinois U.S.A.
  • 3123570155 | +1 312-357-0155 Illinois U.S.A.
  • 3123570156 | +1 312-357-0156 Illinois U.S.A.
  • 3123570157 | +1 312-357-0157 Illinois U.S.A.
  • 3123570158 | +1 312-357-0158 Illinois U.S.A.
  • 3123570159 | +1 312-357-0159 Illinois U.S.A.
  • 3123570160 | +1 312-357-0160 Illinois U.S.A.
  • 3123570161 | +1 312-357-0161 Illinois U.S.A.
  • 3123570162 | +1 312-357-0162 Illinois U.S.A.
  • 3123570163 | +1 312-357-0163 Illinois U.S.A.
  • 3123570164 | +1 312-357-0164 Illinois U.S.A.
  • 3123570165 | +1 312-357-0165 Illinois U.S.A.
  • 3123570166 | +1 312-357-0166 Illinois U.S.A.
  • 3123570167 | +1 312-357-0167 Illinois U.S.A.
  • 3123570168 | +1 312-357-0168 Illinois U.S.A.
  • 3123570169 | +1 312-357-0169 Illinois U.S.A.
  • 3123570170 | +1 312-357-0170 Illinois U.S.A.
  • 3123570171 | +1 312-357-0171 Illinois U.S.A.
  • 3123570172 | +1 312-357-0172 Illinois U.S.A.
  • 3123570173 | +1 312-357-0173 Illinois U.S.A.
  • 3123570174 | +1 312-357-0174 Illinois U.S.A.
  • 3123570175 | +1 312-357-0175 Illinois U.S.A.
  • 3123570176 | +1 312-357-0176 Illinois U.S.A.
  • 3123570177 | +1 312-357-0177 Illinois U.S.A.
  • 3123570178 | +1 312-357-0178 Illinois U.S.A.
  • 3123570179 | +1 312-357-0179 Illinois U.S.A.
  • 3123570180 | +1 312-357-0180 Illinois U.S.A.
  • 3123570181 | +1 312-357-0181 Illinois U.S.A.
  • 3123570182 | +1 312-357-0182 Illinois U.S.A.
  • 3123570183 | +1 312-357-0183 Illinois U.S.A.
  • 3123570184 | +1 312-357-0184 Illinois U.S.A.
  • 3123570185 | +1 312-357-0185 Illinois U.S.A.
  • 3123570186 | +1 312-357-0186 Illinois U.S.A.
  • 3123570187 | +1 312-357-0187 Illinois U.S.A.
  • 3123570188 | +1 312-357-0188 Illinois U.S.A.
  • 3123570189 | +1 312-357-0189 Illinois U.S.A.
  • 3123570190 | +1 312-357-0190 Illinois U.S.A.
  • 3123570191 | +1 312-357-0191 Illinois U.S.A.
  • 3123570192 | +1 312-357-0192 Illinois U.S.A.
  • 3123570193 | +1 312-357-0193 Illinois U.S.A.
  • 3123570194 | +1 312-357-0194 Illinois U.S.A.
  • 3123570195 | +1 312-357-0195 Illinois U.S.A.
  • 3123570196 | +1 312-357-0196 Illinois U.S.A.
  • 3123570197 | +1 312-357-0197 Illinois U.S.A.
  • 3123570198 | +1 312-357-0198 Illinois U.S.A.
  • 3123570199 | +1 312-357-0199 Illinois U.S.A.