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).

  • 3128990100 | +1 312-899-0100 Illinois U.S.A.
  • 3128990101 | +1 312-899-0101 Illinois U.S.A.
  • 3128990102 | +1 312-899-0102 Illinois U.S.A.
  • 3128990103 | +1 312-899-0103 Illinois U.S.A.
  • 3128990104 | +1 312-899-0104 Illinois U.S.A.
  • 3128990105 | +1 312-899-0105 Illinois U.S.A.
  • 3128990106 | +1 312-899-0106 Illinois U.S.A.
  • 3128990107 | +1 312-899-0107 Illinois U.S.A.
  • 3128990108 | +1 312-899-0108 Illinois U.S.A.
  • 3128990109 | +1 312-899-0109 Illinois U.S.A.
  • 3128990110 | +1 312-899-0110 Illinois U.S.A.
  • 3128990111 | +1 312-899-0111 Illinois U.S.A.
  • 3128990112 | +1 312-899-0112 Illinois U.S.A.
  • 3128990113 | +1 312-899-0113 Illinois U.S.A.
  • 3128990114 | +1 312-899-0114 Illinois U.S.A.
  • 3128990115 | +1 312-899-0115 Illinois U.S.A.
  • 3128990116 | +1 312-899-0116 Illinois U.S.A.
  • 3128990117 | +1 312-899-0117 Illinois U.S.A.
  • 3128990118 | +1 312-899-0118 Illinois U.S.A.
  • 3128990119 | +1 312-899-0119 Illinois U.S.A.
  • 3128990120 | +1 312-899-0120 Illinois U.S.A.
  • 3128990121 | +1 312-899-0121 Illinois U.S.A.
  • 3128990122 | +1 312-899-0122 Illinois U.S.A.
  • 3128990123 | +1 312-899-0123 Illinois U.S.A.
  • 3128990124 | +1 312-899-0124 Illinois U.S.A.
  • 3128990125 | +1 312-899-0125 Illinois U.S.A.
  • 3128990126 | +1 312-899-0126 Illinois U.S.A.
  • 3128990127 | +1 312-899-0127 Illinois U.S.A.
  • 3128990128 | +1 312-899-0128 Illinois U.S.A.
  • 3128990129 | +1 312-899-0129 Illinois U.S.A.
  • 3128990130 | +1 312-899-0130 Illinois U.S.A.
  • 3128990131 | +1 312-899-0131 Illinois U.S.A.
  • 3128990132 | +1 312-899-0132 Illinois U.S.A.
  • 3128990133 | +1 312-899-0133 Illinois U.S.A.
  • 3128990134 | +1 312-899-0134 Illinois U.S.A.
  • 3128990135 | +1 312-899-0135 Illinois U.S.A.
  • 3128990136 | +1 312-899-0136 Illinois U.S.A.
  • 3128990137 | +1 312-899-0137 Illinois U.S.A.
  • 3128990138 | +1 312-899-0138 Illinois U.S.A.
  • 3128990139 | +1 312-899-0139 Illinois U.S.A.
  • 3128990140 | +1 312-899-0140 Illinois U.S.A.
  • 3128990141 | +1 312-899-0141 Illinois U.S.A.
  • 3128990142 | +1 312-899-0142 Illinois U.S.A.
  • 3128990143 | +1 312-899-0143 Illinois U.S.A.
  • 3128990144 | +1 312-899-0144 Illinois U.S.A.
  • 3128990145 | +1 312-899-0145 Illinois U.S.A.
  • 3128990146 | +1 312-899-0146 Illinois U.S.A.
  • 3128990147 | +1 312-899-0147 Illinois U.S.A.
  • 3128990148 | +1 312-899-0148 Illinois U.S.A.
  • 3128990149 | +1 312-899-0149 Illinois U.S.A.
  • 3128990150 | +1 312-899-0150 Illinois U.S.A.
  • 3128990151 | +1 312-899-0151 Illinois U.S.A.
  • 3128990152 | +1 312-899-0152 Illinois U.S.A.
  • 3128990153 | +1 312-899-0153 Illinois U.S.A.
  • 3128990154 | +1 312-899-0154 Illinois U.S.A.
  • 3128990155 | +1 312-899-0155 Illinois U.S.A.
  • 3128990156 | +1 312-899-0156 Illinois U.S.A.
  • 3128990157 | +1 312-899-0157 Illinois U.S.A.
  • 3128990158 | +1 312-899-0158 Illinois U.S.A.
  • 3128990159 | +1 312-899-0159 Illinois U.S.A.
  • 3128990160 | +1 312-899-0160 Illinois U.S.A.
  • 3128990161 | +1 312-899-0161 Illinois U.S.A.
  • 3128990162 | +1 312-899-0162 Illinois U.S.A.
  • 3128990163 | +1 312-899-0163 Illinois U.S.A.
  • 3128990164 | +1 312-899-0164 Illinois U.S.A.
  • 3128990165 | +1 312-899-0165 Illinois U.S.A.
  • 3128990166 | +1 312-899-0166 Illinois U.S.A.
  • 3128990167 | +1 312-899-0167 Illinois U.S.A.
  • 3128990168 | +1 312-899-0168 Illinois U.S.A.
  • 3128990169 | +1 312-899-0169 Illinois U.S.A.
  • 3128990170 | +1 312-899-0170 Illinois U.S.A.
  • 3128990171 | +1 312-899-0171 Illinois U.S.A.
  • 3128990172 | +1 312-899-0172 Illinois U.S.A.
  • 3128990173 | +1 312-899-0173 Illinois U.S.A.
  • 3128990174 | +1 312-899-0174 Illinois U.S.A.
  • 3128990175 | +1 312-899-0175 Illinois U.S.A.
  • 3128990176 | +1 312-899-0176 Illinois U.S.A.
  • 3128990177 | +1 312-899-0177 Illinois U.S.A.
  • 3128990178 | +1 312-899-0178 Illinois U.S.A.
  • 3128990179 | +1 312-899-0179 Illinois U.S.A.
  • 3128990180 | +1 312-899-0180 Illinois U.S.A.
  • 3128990181 | +1 312-899-0181 Illinois U.S.A.
  • 3128990182 | +1 312-899-0182 Illinois U.S.A.
  • 3128990183 | +1 312-899-0183 Illinois U.S.A.
  • 3128990184 | +1 312-899-0184 Illinois U.S.A.
  • 3128990185 | +1 312-899-0185 Illinois U.S.A.
  • 3128990186 | +1 312-899-0186 Illinois U.S.A.
  • 3128990187 | +1 312-899-0187 Illinois U.S.A.
  • 3128990188 | +1 312-899-0188 Illinois U.S.A.
  • 3128990189 | +1 312-899-0189 Illinois U.S.A.
  • 3128990190 | +1 312-899-0190 Illinois U.S.A.
  • 3128990191 | +1 312-899-0191 Illinois U.S.A.
  • 3128990192 | +1 312-899-0192 Illinois U.S.A.
  • 3128990193 | +1 312-899-0193 Illinois U.S.A.
  • 3128990194 | +1 312-899-0194 Illinois U.S.A.
  • 3128990195 | +1 312-899-0195 Illinois U.S.A.
  • 3128990196 | +1 312-899-0196 Illinois U.S.A.
  • 3128990197 | +1 312-899-0197 Illinois U.S.A.
  • 3128990198 | +1 312-899-0198 Illinois U.S.A.
  • 3128990199 | +1 312-899-0199 Illinois U.S.A.