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).

  • 3123370100 | +1 312-337-0100 Illinois U.S.A.
  • 3123370101 | +1 312-337-0101 Illinois U.S.A.
  • 3123370102 | +1 312-337-0102 Illinois U.S.A.
  • 3123370103 | +1 312-337-0103 Illinois U.S.A.
  • 3123370104 | +1 312-337-0104 Illinois U.S.A.
  • 3123370105 | +1 312-337-0105 Illinois U.S.A.
  • 3123370106 | +1 312-337-0106 Illinois U.S.A.
  • 3123370107 | +1 312-337-0107 Illinois U.S.A.
  • 3123370108 | +1 312-337-0108 Illinois U.S.A.
  • 3123370109 | +1 312-337-0109 Illinois U.S.A.
  • 3123370110 | +1 312-337-0110 Illinois U.S.A.
  • 3123370111 | +1 312-337-0111 Illinois U.S.A.
  • 3123370112 | +1 312-337-0112 Illinois U.S.A.
  • 3123370113 | +1 312-337-0113 Illinois U.S.A.
  • 3123370114 | +1 312-337-0114 Illinois U.S.A.
  • 3123370115 | +1 312-337-0115 Illinois U.S.A.
  • 3123370116 | +1 312-337-0116 Illinois U.S.A.
  • 3123370117 | +1 312-337-0117 Illinois U.S.A.
  • 3123370118 | +1 312-337-0118 Illinois U.S.A.
  • 3123370119 | +1 312-337-0119 Illinois U.S.A.
  • 3123370120 | +1 312-337-0120 Illinois U.S.A.
  • 3123370121 | +1 312-337-0121 Illinois U.S.A.
  • 3123370122 | +1 312-337-0122 Illinois U.S.A.
  • 3123370123 | +1 312-337-0123 Illinois U.S.A.
  • 3123370124 | +1 312-337-0124 Illinois U.S.A.
  • 3123370125 | +1 312-337-0125 Illinois U.S.A.
  • 3123370126 | +1 312-337-0126 Illinois U.S.A.
  • 3123370127 | +1 312-337-0127 Illinois U.S.A.
  • 3123370128 | +1 312-337-0128 Illinois U.S.A.
  • 3123370129 | +1 312-337-0129 Illinois U.S.A.
  • 3123370130 | +1 312-337-0130 Illinois U.S.A.
  • 3123370131 | +1 312-337-0131 Illinois U.S.A.
  • 3123370132 | +1 312-337-0132 Illinois U.S.A.
  • 3123370133 | +1 312-337-0133 Illinois U.S.A.
  • 3123370134 | +1 312-337-0134 Illinois U.S.A.
  • 3123370135 | +1 312-337-0135 Illinois U.S.A.
  • 3123370136 | +1 312-337-0136 Illinois U.S.A.
  • 3123370137 | +1 312-337-0137 Illinois U.S.A.
  • 3123370138 | +1 312-337-0138 Illinois U.S.A.
  • 3123370139 | +1 312-337-0139 Illinois U.S.A.
  • 3123370140 | +1 312-337-0140 Illinois U.S.A.
  • 3123370141 | +1 312-337-0141 Illinois U.S.A.
  • 3123370142 | +1 312-337-0142 Illinois U.S.A.
  • 3123370143 | +1 312-337-0143 Illinois U.S.A.
  • 3123370144 | +1 312-337-0144 Illinois U.S.A.
  • 3123370145 | +1 312-337-0145 Illinois U.S.A.
  • 3123370146 | +1 312-337-0146 Illinois U.S.A.
  • 3123370147 | +1 312-337-0147 Illinois U.S.A.
  • 3123370148 | +1 312-337-0148 Illinois U.S.A.
  • 3123370149 | +1 312-337-0149 Illinois U.S.A.
  • 3123370150 | +1 312-337-0150 Illinois U.S.A.
  • 3123370151 | +1 312-337-0151 Illinois U.S.A.
  • 3123370152 | +1 312-337-0152 Illinois U.S.A.
  • 3123370153 | +1 312-337-0153 Illinois U.S.A.
  • 3123370154 | +1 312-337-0154 Illinois U.S.A.
  • 3123370155 | +1 312-337-0155 Illinois U.S.A.
  • 3123370156 | +1 312-337-0156 Illinois U.S.A.
  • 3123370157 | +1 312-337-0157 Illinois U.S.A.
  • 3123370158 | +1 312-337-0158 Illinois U.S.A.
  • 3123370159 | +1 312-337-0159 Illinois U.S.A.
  • 3123370160 | +1 312-337-0160 Illinois U.S.A.
  • 3123370161 | +1 312-337-0161 Illinois U.S.A.
  • 3123370162 | +1 312-337-0162 Illinois U.S.A.
  • 3123370163 | +1 312-337-0163 Illinois U.S.A.
  • 3123370164 | +1 312-337-0164 Illinois U.S.A.
  • 3123370165 | +1 312-337-0165 Illinois U.S.A.
  • 3123370166 | +1 312-337-0166 Illinois U.S.A.
  • 3123370167 | +1 312-337-0167 Illinois U.S.A.
  • 3123370168 | +1 312-337-0168 Illinois U.S.A.
  • 3123370169 | +1 312-337-0169 Illinois U.S.A.
  • 3123370170 | +1 312-337-0170 Illinois U.S.A.
  • 3123370171 | +1 312-337-0171 Illinois U.S.A.
  • 3123370172 | +1 312-337-0172 Illinois U.S.A.
  • 3123370173 | +1 312-337-0173 Illinois U.S.A.
  • 3123370174 | +1 312-337-0174 Illinois U.S.A.
  • 3123370175 | +1 312-337-0175 Illinois U.S.A.
  • 3123370176 | +1 312-337-0176 Illinois U.S.A.
  • 3123370177 | +1 312-337-0177 Illinois U.S.A.
  • 3123370178 | +1 312-337-0178 Illinois U.S.A.
  • 3123370179 | +1 312-337-0179 Illinois U.S.A.
  • 3123370180 | +1 312-337-0180 Illinois U.S.A.
  • 3123370181 | +1 312-337-0181 Illinois U.S.A.
  • 3123370182 | +1 312-337-0182 Illinois U.S.A.
  • 3123370183 | +1 312-337-0183 Illinois U.S.A.
  • 3123370184 | +1 312-337-0184 Illinois U.S.A.
  • 3123370185 | +1 312-337-0185 Illinois U.S.A.
  • 3123370186 | +1 312-337-0186 Illinois U.S.A.
  • 3123370187 | +1 312-337-0187 Illinois U.S.A.
  • 3123370188 | +1 312-337-0188 Illinois U.S.A.
  • 3123370189 | +1 312-337-0189 Illinois U.S.A.
  • 3123370190 | +1 312-337-0190 Illinois U.S.A.
  • 3123370191 | +1 312-337-0191 Illinois U.S.A.
  • 3123370192 | +1 312-337-0192 Illinois U.S.A.
  • 3123370193 | +1 312-337-0193 Illinois U.S.A.
  • 3123370194 | +1 312-337-0194 Illinois U.S.A.
  • 3123370195 | +1 312-337-0195 Illinois U.S.A.
  • 3123370196 | +1 312-337-0196 Illinois U.S.A.
  • 3123370197 | +1 312-337-0197 Illinois U.S.A.
  • 3123370198 | +1 312-337-0198 Illinois U.S.A.
  • 3123370199 | +1 312-337-0199 Illinois U.S.A.