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).

  • 3123066200 | +1 312-306-6200 Illinois U.S.A.
  • 3123066201 | +1 312-306-6201 Illinois U.S.A.
  • 3123066202 | +1 312-306-6202 Illinois U.S.A.
  • 3123066203 | +1 312-306-6203 Illinois U.S.A.
  • 3123066204 | +1 312-306-6204 Illinois U.S.A.
  • 3123066205 | +1 312-306-6205 Illinois U.S.A.
  • 3123066206 | +1 312-306-6206 Illinois U.S.A.
  • 3123066207 | +1 312-306-6207 Illinois U.S.A.
  • 3123066208 | +1 312-306-6208 Illinois U.S.A.
  • 3123066209 | +1 312-306-6209 Illinois U.S.A.
  • 3123066210 | +1 312-306-6210 Illinois U.S.A.
  • 3123066211 | +1 312-306-6211 Illinois U.S.A.
  • 3123066212 | +1 312-306-6212 Illinois U.S.A.
  • 3123066213 | +1 312-306-6213 Illinois U.S.A.
  • 3123066214 | +1 312-306-6214 Illinois U.S.A.
  • 3123066215 | +1 312-306-6215 Illinois U.S.A.
  • 3123066216 | +1 312-306-6216 Illinois U.S.A.
  • 3123066217 | +1 312-306-6217 Illinois U.S.A.
  • 3123066218 | +1 312-306-6218 Illinois U.S.A.
  • 3123066219 | +1 312-306-6219 Illinois U.S.A.
  • 3123066220 | +1 312-306-6220 Illinois U.S.A.
  • 3123066221 | +1 312-306-6221 Illinois U.S.A.
  • 3123066222 | +1 312-306-6222 Illinois U.S.A.
  • 3123066223 | +1 312-306-6223 Illinois U.S.A.
  • 3123066224 | +1 312-306-6224 Illinois U.S.A.
  • 3123066225 | +1 312-306-6225 Illinois U.S.A.
  • 3123066226 | +1 312-306-6226 Illinois U.S.A.
  • 3123066227 | +1 312-306-6227 Illinois U.S.A.
  • 3123066228 | +1 312-306-6228 Illinois U.S.A.
  • 3123066229 | +1 312-306-6229 Illinois U.S.A.
  • 3123066230 | +1 312-306-6230 Illinois U.S.A.
  • 3123066231 | +1 312-306-6231 Illinois U.S.A.
  • 3123066232 | +1 312-306-6232 Illinois U.S.A.
  • 3123066233 | +1 312-306-6233 Illinois U.S.A.
  • 3123066234 | +1 312-306-6234 Illinois U.S.A.
  • 3123066235 | +1 312-306-6235 Illinois U.S.A.
  • 3123066236 | +1 312-306-6236 Illinois U.S.A.
  • 3123066237 | +1 312-306-6237 Illinois U.S.A.
  • 3123066238 | +1 312-306-6238 Illinois U.S.A.
  • 3123066239 | +1 312-306-6239 Illinois U.S.A.
  • 3123066240 | +1 312-306-6240 Illinois U.S.A.
  • 3123066241 | +1 312-306-6241 Illinois U.S.A.
  • 3123066242 | +1 312-306-6242 Illinois U.S.A.
  • 3123066243 | +1 312-306-6243 Illinois U.S.A.
  • 3123066244 | +1 312-306-6244 Illinois U.S.A.
  • 3123066245 | +1 312-306-6245 Illinois U.S.A.
  • 3123066246 | +1 312-306-6246 Illinois U.S.A.
  • 3123066247 | +1 312-306-6247 Illinois U.S.A.
  • 3123066248 | +1 312-306-6248 Illinois U.S.A.
  • 3123066249 | +1 312-306-6249 Illinois U.S.A.
  • 3123066250 | +1 312-306-6250 Illinois U.S.A.
  • 3123066251 | +1 312-306-6251 Illinois U.S.A.
  • 3123066252 | +1 312-306-6252 Illinois U.S.A.
  • 3123066253 | +1 312-306-6253 Illinois U.S.A.
  • 3123066254 | +1 312-306-6254 Illinois U.S.A.
  • 3123066255 | +1 312-306-6255 Illinois U.S.A.
  • 3123066256 | +1 312-306-6256 Illinois U.S.A.
  • 3123066257 | +1 312-306-6257 Illinois U.S.A.
  • 3123066258 | +1 312-306-6258 Illinois U.S.A.
  • 3123066259 | +1 312-306-6259 Illinois U.S.A.
  • 3123066260 | +1 312-306-6260 Illinois U.S.A.
  • 3123066261 | +1 312-306-6261 Illinois U.S.A.
  • 3123066262 | +1 312-306-6262 Illinois U.S.A.
  • 3123066263 | +1 312-306-6263 Illinois U.S.A.
  • 3123066264 | +1 312-306-6264 Illinois U.S.A.
  • 3123066265 | +1 312-306-6265 Illinois U.S.A.
  • 3123066266 | +1 312-306-6266 Illinois U.S.A.
  • 3123066267 | +1 312-306-6267 Illinois U.S.A.
  • 3123066268 | +1 312-306-6268 Illinois U.S.A.
  • 3123066269 | +1 312-306-6269 Illinois U.S.A.
  • 3123066270 | +1 312-306-6270 Illinois U.S.A.
  • 3123066271 | +1 312-306-6271 Illinois U.S.A.
  • 3123066272 | +1 312-306-6272 Illinois U.S.A.
  • 3123066273 | +1 312-306-6273 Illinois U.S.A.
  • 3123066274 | +1 312-306-6274 Illinois U.S.A.
  • 3123066275 | +1 312-306-6275 Illinois U.S.A.
  • 3123066276 | +1 312-306-6276 Illinois U.S.A.
  • 3123066277 | +1 312-306-6277 Illinois U.S.A.
  • 3123066278 | +1 312-306-6278 Illinois U.S.A.
  • 3123066279 | +1 312-306-6279 Illinois U.S.A.
  • 3123066280 | +1 312-306-6280 Illinois U.S.A.
  • 3123066281 | +1 312-306-6281 Illinois U.S.A.
  • 3123066282 | +1 312-306-6282 Illinois U.S.A.
  • 3123066283 | +1 312-306-6283 Illinois U.S.A.
  • 3123066284 | +1 312-306-6284 Illinois U.S.A.
  • 3123066285 | +1 312-306-6285 Illinois U.S.A.
  • 3123066286 | +1 312-306-6286 Illinois U.S.A.
  • 3123066287 | +1 312-306-6287 Illinois U.S.A.
  • 3123066288 | +1 312-306-6288 Illinois U.S.A.
  • 3123066289 | +1 312-306-6289 Illinois U.S.A.
  • 3123066290 | +1 312-306-6290 Illinois U.S.A.
  • 3123066291 | +1 312-306-6291 Illinois U.S.A.
  • 3123066292 | +1 312-306-6292 Illinois U.S.A.
  • 3123066293 | +1 312-306-6293 Illinois U.S.A.
  • 3123066294 | +1 312-306-6294 Illinois U.S.A.
  • 3123066295 | +1 312-306-6295 Illinois U.S.A.
  • 3123066296 | +1 312-306-6296 Illinois U.S.A.
  • 3123066297 | +1 312-306-6297 Illinois U.S.A.
  • 3123066298 | +1 312-306-6298 Illinois U.S.A.
  • 3123066299 | +1 312-306-6299 Illinois U.S.A.