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).

  • 3128504200 | +1 312-850-4200 Illinois U.S.A.
  • 3128504201 | +1 312-850-4201 Illinois U.S.A.
  • 3128504202 | +1 312-850-4202 Illinois U.S.A.
  • 3128504203 | +1 312-850-4203 Illinois U.S.A.
  • 3128504204 | +1 312-850-4204 Illinois U.S.A.
  • 3128504205 | +1 312-850-4205 Illinois U.S.A.
  • 3128504206 | +1 312-850-4206 Illinois U.S.A.
  • 3128504207 | +1 312-850-4207 Illinois U.S.A.
  • 3128504208 | +1 312-850-4208 Illinois U.S.A.
  • 3128504209 | +1 312-850-4209 Illinois U.S.A.
  • 3128504210 | +1 312-850-4210 Illinois U.S.A.
  • 3128504211 | +1 312-850-4211 Illinois U.S.A.
  • 3128504212 | +1 312-850-4212 Illinois U.S.A.
  • 3128504213 | +1 312-850-4213 Illinois U.S.A.
  • 3128504214 | +1 312-850-4214 Illinois U.S.A.
  • 3128504215 | +1 312-850-4215 Illinois U.S.A.
  • 3128504216 | +1 312-850-4216 Illinois U.S.A.
  • 3128504217 | +1 312-850-4217 Illinois U.S.A.
  • 3128504218 | +1 312-850-4218 Illinois U.S.A.
  • 3128504219 | +1 312-850-4219 Illinois U.S.A.
  • 3128504220 | +1 312-850-4220 Illinois U.S.A.
  • 3128504221 | +1 312-850-4221 Illinois U.S.A.
  • 3128504222 | +1 312-850-4222 Illinois U.S.A.
  • 3128504223 | +1 312-850-4223 Illinois U.S.A.
  • 3128504224 | +1 312-850-4224 Illinois U.S.A.
  • 3128504225 | +1 312-850-4225 Illinois U.S.A.
  • 3128504226 | +1 312-850-4226 Illinois U.S.A.
  • 3128504227 | +1 312-850-4227 Illinois U.S.A.
  • 3128504228 | +1 312-850-4228 Illinois U.S.A.
  • 3128504229 | +1 312-850-4229 Illinois U.S.A.
  • 3128504230 | +1 312-850-4230 Illinois U.S.A.
  • 3128504231 | +1 312-850-4231 Illinois U.S.A.
  • 3128504232 | +1 312-850-4232 Illinois U.S.A.
  • 3128504233 | +1 312-850-4233 Illinois U.S.A.
  • 3128504234 | +1 312-850-4234 Illinois U.S.A.
  • 3128504235 | +1 312-850-4235 Illinois U.S.A.
  • 3128504236 | +1 312-850-4236 Illinois U.S.A.
  • 3128504237 | +1 312-850-4237 Illinois U.S.A.
  • 3128504238 | +1 312-850-4238 Illinois U.S.A.
  • 3128504239 | +1 312-850-4239 Illinois U.S.A.
  • 3128504240 | +1 312-850-4240 Illinois U.S.A.
  • 3128504241 | +1 312-850-4241 Illinois U.S.A.
  • 3128504242 | +1 312-850-4242 Illinois U.S.A.
  • 3128504243 | +1 312-850-4243 Illinois U.S.A.
  • 3128504244 | +1 312-850-4244 Illinois U.S.A.
  • 3128504245 | +1 312-850-4245 Illinois U.S.A.
  • 3128504246 | +1 312-850-4246 Illinois U.S.A.
  • 3128504247 | +1 312-850-4247 Illinois U.S.A.
  • 3128504248 | +1 312-850-4248 Illinois U.S.A.
  • 3128504249 | +1 312-850-4249 Illinois U.S.A.
  • 3128504250 | +1 312-850-4250 Illinois U.S.A.
  • 3128504251 | +1 312-850-4251 Illinois U.S.A.
  • 3128504252 | +1 312-850-4252 Illinois U.S.A.
  • 3128504253 | +1 312-850-4253 Illinois U.S.A.
  • 3128504254 | +1 312-850-4254 Illinois U.S.A.
  • 3128504255 | +1 312-850-4255 Illinois U.S.A.
  • 3128504256 | +1 312-850-4256 Illinois U.S.A.
  • 3128504257 | +1 312-850-4257 Illinois U.S.A.
  • 3128504258 | +1 312-850-4258 Illinois U.S.A.
  • 3128504259 | +1 312-850-4259 Illinois U.S.A.
  • 3128504260 | +1 312-850-4260 Illinois U.S.A.
  • 3128504261 | +1 312-850-4261 Illinois U.S.A.
  • 3128504262 | +1 312-850-4262 Illinois U.S.A.
  • 3128504263 | +1 312-850-4263 Illinois U.S.A.
  • 3128504264 | +1 312-850-4264 Illinois U.S.A.
  • 3128504265 | +1 312-850-4265 Illinois U.S.A.
  • 3128504266 | +1 312-850-4266 Illinois U.S.A.
  • 3128504267 | +1 312-850-4267 Illinois U.S.A.
  • 3128504268 | +1 312-850-4268 Illinois U.S.A.
  • 3128504269 | +1 312-850-4269 Illinois U.S.A.
  • 3128504270 | +1 312-850-4270 Illinois U.S.A.
  • 3128504271 | +1 312-850-4271 Illinois U.S.A.
  • 3128504272 | +1 312-850-4272 Illinois U.S.A.
  • 3128504273 | +1 312-850-4273 Illinois U.S.A.
  • 3128504274 | +1 312-850-4274 Illinois U.S.A.
  • 3128504275 | +1 312-850-4275 Illinois U.S.A.
  • 3128504276 | +1 312-850-4276 Illinois U.S.A.
  • 3128504277 | +1 312-850-4277 Illinois U.S.A.
  • 3128504278 | +1 312-850-4278 Illinois U.S.A.
  • 3128504279 | +1 312-850-4279 Illinois U.S.A.
  • 3128504280 | +1 312-850-4280 Illinois U.S.A.
  • 3128504281 | +1 312-850-4281 Illinois U.S.A.
  • 3128504282 | +1 312-850-4282 Illinois U.S.A.
  • 3128504283 | +1 312-850-4283 Illinois U.S.A.
  • 3128504284 | +1 312-850-4284 Illinois U.S.A.
  • 3128504285 | +1 312-850-4285 Illinois U.S.A.
  • 3128504286 | +1 312-850-4286 Illinois U.S.A.
  • 3128504287 | +1 312-850-4287 Illinois U.S.A.
  • 3128504288 | +1 312-850-4288 Illinois U.S.A.
  • 3128504289 | +1 312-850-4289 Illinois U.S.A.
  • 3128504290 | +1 312-850-4290 Illinois U.S.A.
  • 3128504291 | +1 312-850-4291 Illinois U.S.A.
  • 3128504292 | +1 312-850-4292 Illinois U.S.A.
  • 3128504293 | +1 312-850-4293 Illinois U.S.A.
  • 3128504294 | +1 312-850-4294 Illinois U.S.A.
  • 3128504295 | +1 312-850-4295 Illinois U.S.A.
  • 3128504296 | +1 312-850-4296 Illinois U.S.A.
  • 3128504297 | +1 312-850-4297 Illinois U.S.A.
  • 3128504298 | +1 312-850-4298 Illinois U.S.A.
  • 3128504299 | +1 312-850-4299 Illinois U.S.A.