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).

  • 3125034200 | +1 312-503-4200 Illinois U.S.A.
  • 3125034201 | +1 312-503-4201 Illinois U.S.A.
  • 3125034202 | +1 312-503-4202 Illinois U.S.A.
  • 3125034203 | +1 312-503-4203 Illinois U.S.A.
  • 3125034204 | +1 312-503-4204 Illinois U.S.A.
  • 3125034205 | +1 312-503-4205 Illinois U.S.A.
  • 3125034206 | +1 312-503-4206 Illinois U.S.A.
  • 3125034207 | +1 312-503-4207 Illinois U.S.A.
  • 3125034208 | +1 312-503-4208 Illinois U.S.A.
  • 3125034209 | +1 312-503-4209 Illinois U.S.A.
  • 3125034210 | +1 312-503-4210 Illinois U.S.A.
  • 3125034211 | +1 312-503-4211 Illinois U.S.A.
  • 3125034212 | +1 312-503-4212 Illinois U.S.A.
  • 3125034213 | +1 312-503-4213 Illinois U.S.A.
  • 3125034214 | +1 312-503-4214 Illinois U.S.A.
  • 3125034215 | +1 312-503-4215 Illinois U.S.A.
  • 3125034216 | +1 312-503-4216 Illinois U.S.A.
  • 3125034217 | +1 312-503-4217 Illinois U.S.A.
  • 3125034218 | +1 312-503-4218 Illinois U.S.A.
  • 3125034219 | +1 312-503-4219 Illinois U.S.A.
  • 3125034220 | +1 312-503-4220 Illinois U.S.A.
  • 3125034221 | +1 312-503-4221 Illinois U.S.A.
  • 3125034222 | +1 312-503-4222 Illinois U.S.A.
  • 3125034223 | +1 312-503-4223 Illinois U.S.A.
  • 3125034224 | +1 312-503-4224 Illinois U.S.A.
  • 3125034225 | +1 312-503-4225 Illinois U.S.A.
  • 3125034226 | +1 312-503-4226 Illinois U.S.A.
  • 3125034227 | +1 312-503-4227 Illinois U.S.A.
  • 3125034228 | +1 312-503-4228 Illinois U.S.A.
  • 3125034229 | +1 312-503-4229 Illinois U.S.A.
  • 3125034230 | +1 312-503-4230 Illinois U.S.A.
  • 3125034231 | +1 312-503-4231 Illinois U.S.A.
  • 3125034232 | +1 312-503-4232 Illinois U.S.A.
  • 3125034233 | +1 312-503-4233 Illinois U.S.A.
  • 3125034234 | +1 312-503-4234 Illinois U.S.A.
  • 3125034235 | +1 312-503-4235 Illinois U.S.A.
  • 3125034236 | +1 312-503-4236 Illinois U.S.A.
  • 3125034237 | +1 312-503-4237 Illinois U.S.A.
  • 3125034238 | +1 312-503-4238 Illinois U.S.A.
  • 3125034239 | +1 312-503-4239 Illinois U.S.A.
  • 3125034240 | +1 312-503-4240 Illinois U.S.A.
  • 3125034241 | +1 312-503-4241 Illinois U.S.A.
  • 3125034242 | +1 312-503-4242 Illinois U.S.A.
  • 3125034243 | +1 312-503-4243 Illinois U.S.A.
  • 3125034244 | +1 312-503-4244 Illinois U.S.A.
  • 3125034245 | +1 312-503-4245 Illinois U.S.A.
  • 3125034246 | +1 312-503-4246 Illinois U.S.A.
  • 3125034247 | +1 312-503-4247 Illinois U.S.A.
  • 3125034248 | +1 312-503-4248 Illinois U.S.A.
  • 3125034249 | +1 312-503-4249 Illinois U.S.A.
  • 3125034250 | +1 312-503-4250 Illinois U.S.A.
  • 3125034251 | +1 312-503-4251 Illinois U.S.A.
  • 3125034252 | +1 312-503-4252 Illinois U.S.A.
  • 3125034253 | +1 312-503-4253 Illinois U.S.A.
  • 3125034254 | +1 312-503-4254 Illinois U.S.A.
  • 3125034255 | +1 312-503-4255 Illinois U.S.A.
  • 3125034256 | +1 312-503-4256 Illinois U.S.A.
  • 3125034257 | +1 312-503-4257 Illinois U.S.A.
  • 3125034258 | +1 312-503-4258 Illinois U.S.A.
  • 3125034259 | +1 312-503-4259 Illinois U.S.A.
  • 3125034260 | +1 312-503-4260 Illinois U.S.A.
  • 3125034261 | +1 312-503-4261 Illinois U.S.A.
  • 3125034262 | +1 312-503-4262 Illinois U.S.A.
  • 3125034263 | +1 312-503-4263 Illinois U.S.A.
  • 3125034264 | +1 312-503-4264 Illinois U.S.A.
  • 3125034265 | +1 312-503-4265 Illinois U.S.A.
  • 3125034266 | +1 312-503-4266 Illinois U.S.A.
  • 3125034267 | +1 312-503-4267 Illinois U.S.A.
  • 3125034268 | +1 312-503-4268 Illinois U.S.A.
  • 3125034269 | +1 312-503-4269 Illinois U.S.A.
  • 3125034270 | +1 312-503-4270 Illinois U.S.A.
  • 3125034271 | +1 312-503-4271 Illinois U.S.A.
  • 3125034272 | +1 312-503-4272 Illinois U.S.A.
  • 3125034273 | +1 312-503-4273 Illinois U.S.A.
  • 3125034274 | +1 312-503-4274 Illinois U.S.A.
  • 3125034275 | +1 312-503-4275 Illinois U.S.A.
  • 3125034276 | +1 312-503-4276 Illinois U.S.A.
  • 3125034277 | +1 312-503-4277 Illinois U.S.A.
  • 3125034278 | +1 312-503-4278 Illinois U.S.A.
  • 3125034279 | +1 312-503-4279 Illinois U.S.A.
  • 3125034280 | +1 312-503-4280 Illinois U.S.A.
  • 3125034281 | +1 312-503-4281 Illinois U.S.A.
  • 3125034282 | +1 312-503-4282 Illinois U.S.A.
  • 3125034283 | +1 312-503-4283 Illinois U.S.A.
  • 3125034284 | +1 312-503-4284 Illinois U.S.A.
  • 3125034285 | +1 312-503-4285 Illinois U.S.A.
  • 3125034286 | +1 312-503-4286 Illinois U.S.A.
  • 3125034287 | +1 312-503-4287 Illinois U.S.A.
  • 3125034288 | +1 312-503-4288 Illinois U.S.A.
  • 3125034289 | +1 312-503-4289 Illinois U.S.A.
  • 3125034290 | +1 312-503-4290 Illinois U.S.A.
  • 3125034291 | +1 312-503-4291 Illinois U.S.A.
  • 3125034292 | +1 312-503-4292 Illinois U.S.A.
  • 3125034293 | +1 312-503-4293 Illinois U.S.A.
  • 3125034294 | +1 312-503-4294 Illinois U.S.A.
  • 3125034295 | +1 312-503-4295 Illinois U.S.A.
  • 3125034296 | +1 312-503-4296 Illinois U.S.A.
  • 3125034297 | +1 312-503-4297 Illinois U.S.A.
  • 3125034298 | +1 312-503-4298 Illinois U.S.A.
  • 3125034299 | +1 312-503-4299 Illinois U.S.A.