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).

  • 3129435200 | +1 312-943-5200 Illinois U.S.A.
  • 3129435201 | +1 312-943-5201 Illinois U.S.A.
  • 3129435202 | +1 312-943-5202 Illinois U.S.A.
  • 3129435203 | +1 312-943-5203 Illinois U.S.A.
  • 3129435204 | +1 312-943-5204 Illinois U.S.A.
  • 3129435205 | +1 312-943-5205 Illinois U.S.A.
  • 3129435206 | +1 312-943-5206 Illinois U.S.A.
  • 3129435207 | +1 312-943-5207 Illinois U.S.A.
  • 3129435208 | +1 312-943-5208 Illinois U.S.A.
  • 3129435209 | +1 312-943-5209 Illinois U.S.A.
  • 3129435210 | +1 312-943-5210 Illinois U.S.A.
  • 3129435211 | +1 312-943-5211 Illinois U.S.A.
  • 3129435212 | +1 312-943-5212 Illinois U.S.A.
  • 3129435213 | +1 312-943-5213 Illinois U.S.A.
  • 3129435214 | +1 312-943-5214 Illinois U.S.A.
  • 3129435215 | +1 312-943-5215 Illinois U.S.A.
  • 3129435216 | +1 312-943-5216 Illinois U.S.A.
  • 3129435217 | +1 312-943-5217 Illinois U.S.A.
  • 3129435218 | +1 312-943-5218 Illinois U.S.A.
  • 3129435219 | +1 312-943-5219 Illinois U.S.A.
  • 3129435220 | +1 312-943-5220 Illinois U.S.A.
  • 3129435221 | +1 312-943-5221 Illinois U.S.A.
  • 3129435222 | +1 312-943-5222 Illinois U.S.A.
  • 3129435223 | +1 312-943-5223 Illinois U.S.A.
  • 3129435224 | +1 312-943-5224 Illinois U.S.A.
  • 3129435225 | +1 312-943-5225 Illinois U.S.A.
  • 3129435226 | +1 312-943-5226 Illinois U.S.A.
  • 3129435227 | +1 312-943-5227 Illinois U.S.A.
  • 3129435228 | +1 312-943-5228 Illinois U.S.A.
  • 3129435229 | +1 312-943-5229 Illinois U.S.A.
  • 3129435230 | +1 312-943-5230 Illinois U.S.A.
  • 3129435231 | +1 312-943-5231 Illinois U.S.A.
  • 3129435232 | +1 312-943-5232 Illinois U.S.A.
  • 3129435233 | +1 312-943-5233 Illinois U.S.A.
  • 3129435234 | +1 312-943-5234 Illinois U.S.A.
  • 3129435235 | +1 312-943-5235 Illinois U.S.A.
  • 3129435236 | +1 312-943-5236 Illinois U.S.A.
  • 3129435237 | +1 312-943-5237 Illinois U.S.A.
  • 3129435238 | +1 312-943-5238 Illinois U.S.A.
  • 3129435239 | +1 312-943-5239 Illinois U.S.A.
  • 3129435240 | +1 312-943-5240 Illinois U.S.A.
  • 3129435241 | +1 312-943-5241 Illinois U.S.A.
  • 3129435242 | +1 312-943-5242 Illinois U.S.A.
  • 3129435243 | +1 312-943-5243 Illinois U.S.A.
  • 3129435244 | +1 312-943-5244 Illinois U.S.A.
  • 3129435245 | +1 312-943-5245 Illinois U.S.A.
  • 3129435246 | +1 312-943-5246 Illinois U.S.A.
  • 3129435247 | +1 312-943-5247 Illinois U.S.A.
  • 3129435248 | +1 312-943-5248 Illinois U.S.A.
  • 3129435249 | +1 312-943-5249 Illinois U.S.A.
  • 3129435250 | +1 312-943-5250 Illinois U.S.A.
  • 3129435251 | +1 312-943-5251 Illinois U.S.A.
  • 3129435252 | +1 312-943-5252 Illinois U.S.A.
  • 3129435253 | +1 312-943-5253 Illinois U.S.A.
  • 3129435254 | +1 312-943-5254 Illinois U.S.A.
  • 3129435255 | +1 312-943-5255 Illinois U.S.A.
  • 3129435256 | +1 312-943-5256 Illinois U.S.A.
  • 3129435257 | +1 312-943-5257 Illinois U.S.A.
  • 3129435258 | +1 312-943-5258 Illinois U.S.A.
  • 3129435259 | +1 312-943-5259 Illinois U.S.A.
  • 3129435260 | +1 312-943-5260 Illinois U.S.A.
  • 3129435261 | +1 312-943-5261 Illinois U.S.A.
  • 3129435262 | +1 312-943-5262 Illinois U.S.A.
  • 3129435263 | +1 312-943-5263 Illinois U.S.A.
  • 3129435264 | +1 312-943-5264 Illinois U.S.A.
  • 3129435265 | +1 312-943-5265 Illinois U.S.A.
  • 3129435266 | +1 312-943-5266 Illinois U.S.A.
  • 3129435267 | +1 312-943-5267 Illinois U.S.A.
  • 3129435268 | +1 312-943-5268 Illinois U.S.A.
  • 3129435269 | +1 312-943-5269 Illinois U.S.A.
  • 3129435270 | +1 312-943-5270 Illinois U.S.A.
  • 3129435271 | +1 312-943-5271 Illinois U.S.A.
  • 3129435272 | +1 312-943-5272 Illinois U.S.A.
  • 3129435273 | +1 312-943-5273 Illinois U.S.A.
  • 3129435274 | +1 312-943-5274 Illinois U.S.A.
  • 3129435275 | +1 312-943-5275 Illinois U.S.A.
  • 3129435276 | +1 312-943-5276 Illinois U.S.A.
  • 3129435277 | +1 312-943-5277 Illinois U.S.A.
  • 3129435278 | +1 312-943-5278 Illinois U.S.A.
  • 3129435279 | +1 312-943-5279 Illinois U.S.A.
  • 3129435280 | +1 312-943-5280 Illinois U.S.A.
  • 3129435281 | +1 312-943-5281 Illinois U.S.A.
  • 3129435282 | +1 312-943-5282 Illinois U.S.A.
  • 3129435283 | +1 312-943-5283 Illinois U.S.A.
  • 3129435284 | +1 312-943-5284 Illinois U.S.A.
  • 3129435285 | +1 312-943-5285 Illinois U.S.A.
  • 3129435286 | +1 312-943-5286 Illinois U.S.A.
  • 3129435287 | +1 312-943-5287 Illinois U.S.A.
  • 3129435288 | +1 312-943-5288 Illinois U.S.A.
  • 3129435289 | +1 312-943-5289 Illinois U.S.A.
  • 3129435290 | +1 312-943-5290 Illinois U.S.A.
  • 3129435291 | +1 312-943-5291 Illinois U.S.A.
  • 3129435292 | +1 312-943-5292 Illinois U.S.A.
  • 3129435293 | +1 312-943-5293 Illinois U.S.A.
  • 3129435294 | +1 312-943-5294 Illinois U.S.A.
  • 3129435295 | +1 312-943-5295 Illinois U.S.A.
  • 3129435296 | +1 312-943-5296 Illinois U.S.A.
  • 3129435297 | +1 312-943-5297 Illinois U.S.A.
  • 3129435298 | +1 312-943-5298 Illinois U.S.A.
  • 3129435299 | +1 312-943-5299 Illinois U.S.A.