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).

  • 3128506200 | +1 312-850-6200 Illinois U.S.A.
  • 3128506201 | +1 312-850-6201 Illinois U.S.A.
  • 3128506202 | +1 312-850-6202 Illinois U.S.A.
  • 3128506203 | +1 312-850-6203 Illinois U.S.A.
  • 3128506204 | +1 312-850-6204 Illinois U.S.A.
  • 3128506205 | +1 312-850-6205 Illinois U.S.A.
  • 3128506206 | +1 312-850-6206 Illinois U.S.A.
  • 3128506207 | +1 312-850-6207 Illinois U.S.A.
  • 3128506208 | +1 312-850-6208 Illinois U.S.A.
  • 3128506209 | +1 312-850-6209 Illinois U.S.A.
  • 3128506210 | +1 312-850-6210 Illinois U.S.A.
  • 3128506211 | +1 312-850-6211 Illinois U.S.A.
  • 3128506212 | +1 312-850-6212 Illinois U.S.A.
  • 3128506213 | +1 312-850-6213 Illinois U.S.A.
  • 3128506214 | +1 312-850-6214 Illinois U.S.A.
  • 3128506215 | +1 312-850-6215 Illinois U.S.A.
  • 3128506216 | +1 312-850-6216 Illinois U.S.A.
  • 3128506217 | +1 312-850-6217 Illinois U.S.A.
  • 3128506218 | +1 312-850-6218 Illinois U.S.A.
  • 3128506219 | +1 312-850-6219 Illinois U.S.A.
  • 3128506220 | +1 312-850-6220 Illinois U.S.A.
  • 3128506221 | +1 312-850-6221 Illinois U.S.A.
  • 3128506222 | +1 312-850-6222 Illinois U.S.A.
  • 3128506223 | +1 312-850-6223 Illinois U.S.A.
  • 3128506224 | +1 312-850-6224 Illinois U.S.A.
  • 3128506225 | +1 312-850-6225 Illinois U.S.A.
  • 3128506226 | +1 312-850-6226 Illinois U.S.A.
  • 3128506227 | +1 312-850-6227 Illinois U.S.A.
  • 3128506228 | +1 312-850-6228 Illinois U.S.A.
  • 3128506229 | +1 312-850-6229 Illinois U.S.A.
  • 3128506230 | +1 312-850-6230 Illinois U.S.A.
  • 3128506231 | +1 312-850-6231 Illinois U.S.A.
  • 3128506232 | +1 312-850-6232 Illinois U.S.A.
  • 3128506233 | +1 312-850-6233 Illinois U.S.A.
  • 3128506234 | +1 312-850-6234 Illinois U.S.A.
  • 3128506235 | +1 312-850-6235 Illinois U.S.A.
  • 3128506236 | +1 312-850-6236 Illinois U.S.A.
  • 3128506237 | +1 312-850-6237 Illinois U.S.A.
  • 3128506238 | +1 312-850-6238 Illinois U.S.A.
  • 3128506239 | +1 312-850-6239 Illinois U.S.A.
  • 3128506240 | +1 312-850-6240 Illinois U.S.A.
  • 3128506241 | +1 312-850-6241 Illinois U.S.A.
  • 3128506242 | +1 312-850-6242 Illinois U.S.A.
  • 3128506243 | +1 312-850-6243 Illinois U.S.A.
  • 3128506244 | +1 312-850-6244 Illinois U.S.A.
  • 3128506245 | +1 312-850-6245 Illinois U.S.A.
  • 3128506246 | +1 312-850-6246 Illinois U.S.A.
  • 3128506247 | +1 312-850-6247 Illinois U.S.A.
  • 3128506248 | +1 312-850-6248 Illinois U.S.A.
  • 3128506249 | +1 312-850-6249 Illinois U.S.A.
  • 3128506250 | +1 312-850-6250 Illinois U.S.A.
  • 3128506251 | +1 312-850-6251 Illinois U.S.A.
  • 3128506252 | +1 312-850-6252 Illinois U.S.A.
  • 3128506253 | +1 312-850-6253 Illinois U.S.A.
  • 3128506254 | +1 312-850-6254 Illinois U.S.A.
  • 3128506255 | +1 312-850-6255 Illinois U.S.A.
  • 3128506256 | +1 312-850-6256 Illinois U.S.A.
  • 3128506257 | +1 312-850-6257 Illinois U.S.A.
  • 3128506258 | +1 312-850-6258 Illinois U.S.A.
  • 3128506259 | +1 312-850-6259 Illinois U.S.A.
  • 3128506260 | +1 312-850-6260 Illinois U.S.A.
  • 3128506261 | +1 312-850-6261 Illinois U.S.A.
  • 3128506262 | +1 312-850-6262 Illinois U.S.A.
  • 3128506263 | +1 312-850-6263 Illinois U.S.A.
  • 3128506264 | +1 312-850-6264 Illinois U.S.A.
  • 3128506265 | +1 312-850-6265 Illinois U.S.A.
  • 3128506266 | +1 312-850-6266 Illinois U.S.A.
  • 3128506267 | +1 312-850-6267 Illinois U.S.A.
  • 3128506268 | +1 312-850-6268 Illinois U.S.A.
  • 3128506269 | +1 312-850-6269 Illinois U.S.A.
  • 3128506270 | +1 312-850-6270 Illinois U.S.A.
  • 3128506271 | +1 312-850-6271 Illinois U.S.A.
  • 3128506272 | +1 312-850-6272 Illinois U.S.A.
  • 3128506273 | +1 312-850-6273 Illinois U.S.A.
  • 3128506274 | +1 312-850-6274 Illinois U.S.A.
  • 3128506275 | +1 312-850-6275 Illinois U.S.A.
  • 3128506276 | +1 312-850-6276 Illinois U.S.A.
  • 3128506277 | +1 312-850-6277 Illinois U.S.A.
  • 3128506278 | +1 312-850-6278 Illinois U.S.A.
  • 3128506279 | +1 312-850-6279 Illinois U.S.A.
  • 3128506280 | +1 312-850-6280 Illinois U.S.A.
  • 3128506281 | +1 312-850-6281 Illinois U.S.A.
  • 3128506282 | +1 312-850-6282 Illinois U.S.A.
  • 3128506283 | +1 312-850-6283 Illinois U.S.A.
  • 3128506284 | +1 312-850-6284 Illinois U.S.A.
  • 3128506285 | +1 312-850-6285 Illinois U.S.A.
  • 3128506286 | +1 312-850-6286 Illinois U.S.A.
  • 3128506287 | +1 312-850-6287 Illinois U.S.A.
  • 3128506288 | +1 312-850-6288 Illinois U.S.A.
  • 3128506289 | +1 312-850-6289 Illinois U.S.A.
  • 3128506290 | +1 312-850-6290 Illinois U.S.A.
  • 3128506291 | +1 312-850-6291 Illinois U.S.A.
  • 3128506292 | +1 312-850-6292 Illinois U.S.A.
  • 3128506293 | +1 312-850-6293 Illinois U.S.A.
  • 3128506294 | +1 312-850-6294 Illinois U.S.A.
  • 3128506295 | +1 312-850-6295 Illinois U.S.A.
  • 3128506296 | +1 312-850-6296 Illinois U.S.A.
  • 3128506297 | +1 312-850-6297 Illinois U.S.A.
  • 3128506298 | +1 312-850-6298 Illinois U.S.A.
  • 3128506299 | +1 312-850-6299 Illinois U.S.A.