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).

  • 3122040100 | +1 312-204-0100 Illinois U.S.A.
  • 3122040101 | +1 312-204-0101 Illinois U.S.A.
  • 3122040102 | +1 312-204-0102 Illinois U.S.A.
  • 3122040103 | +1 312-204-0103 Illinois U.S.A.
  • 3122040104 | +1 312-204-0104 Illinois U.S.A.
  • 3122040105 | +1 312-204-0105 Illinois U.S.A.
  • 3122040106 | +1 312-204-0106 Illinois U.S.A.
  • 3122040107 | +1 312-204-0107 Illinois U.S.A.
  • 3122040108 | +1 312-204-0108 Illinois U.S.A.
  • 3122040109 | +1 312-204-0109 Illinois U.S.A.
  • 3122040110 | +1 312-204-0110 Illinois U.S.A.
  • 3122040111 | +1 312-204-0111 Illinois U.S.A.
  • 3122040112 | +1 312-204-0112 Illinois U.S.A.
  • 3122040113 | +1 312-204-0113 Illinois U.S.A.
  • 3122040114 | +1 312-204-0114 Illinois U.S.A.
  • 3122040115 | +1 312-204-0115 Illinois U.S.A.
  • 3122040116 | +1 312-204-0116 Illinois U.S.A.
  • 3122040117 | +1 312-204-0117 Illinois U.S.A.
  • 3122040118 | +1 312-204-0118 Illinois U.S.A.
  • 3122040119 | +1 312-204-0119 Illinois U.S.A.
  • 3122040120 | +1 312-204-0120 Illinois U.S.A.
  • 3122040121 | +1 312-204-0121 Illinois U.S.A.
  • 3122040122 | +1 312-204-0122 Illinois U.S.A.
  • 3122040123 | +1 312-204-0123 Illinois U.S.A.
  • 3122040124 | +1 312-204-0124 Illinois U.S.A.
  • 3122040125 | +1 312-204-0125 Illinois U.S.A.
  • 3122040126 | +1 312-204-0126 Illinois U.S.A.
  • 3122040127 | +1 312-204-0127 Illinois U.S.A.
  • 3122040128 | +1 312-204-0128 Illinois U.S.A.
  • 3122040129 | +1 312-204-0129 Illinois U.S.A.
  • 3122040130 | +1 312-204-0130 Illinois U.S.A.
  • 3122040131 | +1 312-204-0131 Illinois U.S.A.
  • 3122040132 | +1 312-204-0132 Illinois U.S.A.
  • 3122040133 | +1 312-204-0133 Illinois U.S.A.
  • 3122040134 | +1 312-204-0134 Illinois U.S.A.
  • 3122040135 | +1 312-204-0135 Illinois U.S.A.
  • 3122040136 | +1 312-204-0136 Illinois U.S.A.
  • 3122040137 | +1 312-204-0137 Illinois U.S.A.
  • 3122040138 | +1 312-204-0138 Illinois U.S.A.
  • 3122040139 | +1 312-204-0139 Illinois U.S.A.
  • 3122040140 | +1 312-204-0140 Illinois U.S.A.
  • 3122040141 | +1 312-204-0141 Illinois U.S.A.
  • 3122040142 | +1 312-204-0142 Illinois U.S.A.
  • 3122040143 | +1 312-204-0143 Illinois U.S.A.
  • 3122040144 | +1 312-204-0144 Illinois U.S.A.
  • 3122040145 | +1 312-204-0145 Illinois U.S.A.
  • 3122040146 | +1 312-204-0146 Illinois U.S.A.
  • 3122040147 | +1 312-204-0147 Illinois U.S.A.
  • 3122040148 | +1 312-204-0148 Illinois U.S.A.
  • 3122040149 | +1 312-204-0149 Illinois U.S.A.
  • 3122040150 | +1 312-204-0150 Illinois U.S.A.
  • 3122040151 | +1 312-204-0151 Illinois U.S.A.
  • 3122040152 | +1 312-204-0152 Illinois U.S.A.
  • 3122040153 | +1 312-204-0153 Illinois U.S.A.
  • 3122040154 | +1 312-204-0154 Illinois U.S.A.
  • 3122040155 | +1 312-204-0155 Illinois U.S.A.
  • 3122040156 | +1 312-204-0156 Illinois U.S.A.
  • 3122040157 | +1 312-204-0157 Illinois U.S.A.
  • 3122040158 | +1 312-204-0158 Illinois U.S.A.
  • 3122040159 | +1 312-204-0159 Illinois U.S.A.
  • 3122040160 | +1 312-204-0160 Illinois U.S.A.
  • 3122040161 | +1 312-204-0161 Illinois U.S.A.
  • 3122040162 | +1 312-204-0162 Illinois U.S.A.
  • 3122040163 | +1 312-204-0163 Illinois U.S.A.
  • 3122040164 | +1 312-204-0164 Illinois U.S.A.
  • 3122040165 | +1 312-204-0165 Illinois U.S.A.
  • 3122040166 | +1 312-204-0166 Illinois U.S.A.
  • 3122040167 | +1 312-204-0167 Illinois U.S.A.
  • 3122040168 | +1 312-204-0168 Illinois U.S.A.
  • 3122040169 | +1 312-204-0169 Illinois U.S.A.
  • 3122040170 | +1 312-204-0170 Illinois U.S.A.
  • 3122040171 | +1 312-204-0171 Illinois U.S.A.
  • 3122040172 | +1 312-204-0172 Illinois U.S.A.
  • 3122040173 | +1 312-204-0173 Illinois U.S.A.
  • 3122040174 | +1 312-204-0174 Illinois U.S.A.
  • 3122040175 | +1 312-204-0175 Illinois U.S.A.
  • 3122040176 | +1 312-204-0176 Illinois U.S.A.
  • 3122040177 | +1 312-204-0177 Illinois U.S.A.
  • 3122040178 | +1 312-204-0178 Illinois U.S.A.
  • 3122040179 | +1 312-204-0179 Illinois U.S.A.
  • 3122040180 | +1 312-204-0180 Illinois U.S.A.
  • 3122040181 | +1 312-204-0181 Illinois U.S.A.
  • 3122040182 | +1 312-204-0182 Illinois U.S.A.
  • 3122040183 | +1 312-204-0183 Illinois U.S.A.
  • 3122040184 | +1 312-204-0184 Illinois U.S.A.
  • 3122040185 | +1 312-204-0185 Illinois U.S.A.
  • 3122040186 | +1 312-204-0186 Illinois U.S.A.
  • 3122040187 | +1 312-204-0187 Illinois U.S.A.
  • 3122040188 | +1 312-204-0188 Illinois U.S.A.
  • 3122040189 | +1 312-204-0189 Illinois U.S.A.
  • 3122040190 | +1 312-204-0190 Illinois U.S.A.
  • 3122040191 | +1 312-204-0191 Illinois U.S.A.
  • 3122040192 | +1 312-204-0192 Illinois U.S.A.
  • 3122040193 | +1 312-204-0193 Illinois U.S.A.
  • 3122040194 | +1 312-204-0194 Illinois U.S.A.
  • 3122040195 | +1 312-204-0195 Illinois U.S.A.
  • 3122040196 | +1 312-204-0196 Illinois U.S.A.
  • 3122040197 | +1 312-204-0197 Illinois U.S.A.
  • 3122040198 | +1 312-204-0198 Illinois U.S.A.
  • 3122040199 | +1 312-204-0199 Illinois U.S.A.