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).

  • 3125037200 | +1 312-503-7200 Illinois U.S.A.
  • 3125037201 | +1 312-503-7201 Illinois U.S.A.
  • 3125037202 | +1 312-503-7202 Illinois U.S.A.
  • 3125037203 | +1 312-503-7203 Illinois U.S.A.
  • 3125037204 | +1 312-503-7204 Illinois U.S.A.
  • 3125037205 | +1 312-503-7205 Illinois U.S.A.
  • 3125037206 | +1 312-503-7206 Illinois U.S.A.
  • 3125037207 | +1 312-503-7207 Illinois U.S.A.
  • 3125037208 | +1 312-503-7208 Illinois U.S.A.
  • 3125037209 | +1 312-503-7209 Illinois U.S.A.
  • 3125037210 | +1 312-503-7210 Illinois U.S.A.
  • 3125037211 | +1 312-503-7211 Illinois U.S.A.
  • 3125037212 | +1 312-503-7212 Illinois U.S.A.
  • 3125037213 | +1 312-503-7213 Illinois U.S.A.
  • 3125037214 | +1 312-503-7214 Illinois U.S.A.
  • 3125037215 | +1 312-503-7215 Illinois U.S.A.
  • 3125037216 | +1 312-503-7216 Illinois U.S.A.
  • 3125037217 | +1 312-503-7217 Illinois U.S.A.
  • 3125037218 | +1 312-503-7218 Illinois U.S.A.
  • 3125037219 | +1 312-503-7219 Illinois U.S.A.
  • 3125037220 | +1 312-503-7220 Illinois U.S.A.
  • 3125037221 | +1 312-503-7221 Illinois U.S.A.
  • 3125037222 | +1 312-503-7222 Illinois U.S.A.
  • 3125037223 | +1 312-503-7223 Illinois U.S.A.
  • 3125037224 | +1 312-503-7224 Illinois U.S.A.
  • 3125037225 | +1 312-503-7225 Illinois U.S.A.
  • 3125037226 | +1 312-503-7226 Illinois U.S.A.
  • 3125037227 | +1 312-503-7227 Illinois U.S.A.
  • 3125037228 | +1 312-503-7228 Illinois U.S.A.
  • 3125037229 | +1 312-503-7229 Illinois U.S.A.
  • 3125037230 | +1 312-503-7230 Illinois U.S.A.
  • 3125037231 | +1 312-503-7231 Illinois U.S.A.
  • 3125037232 | +1 312-503-7232 Illinois U.S.A.
  • 3125037233 | +1 312-503-7233 Illinois U.S.A.
  • 3125037234 | +1 312-503-7234 Illinois U.S.A.
  • 3125037235 | +1 312-503-7235 Illinois U.S.A.
  • 3125037236 | +1 312-503-7236 Illinois U.S.A.
  • 3125037237 | +1 312-503-7237 Illinois U.S.A.
  • 3125037238 | +1 312-503-7238 Illinois U.S.A.
  • 3125037239 | +1 312-503-7239 Illinois U.S.A.
  • 3125037240 | +1 312-503-7240 Illinois U.S.A.
  • 3125037241 | +1 312-503-7241 Illinois U.S.A.
  • 3125037242 | +1 312-503-7242 Illinois U.S.A.
  • 3125037243 | +1 312-503-7243 Illinois U.S.A.
  • 3125037244 | +1 312-503-7244 Illinois U.S.A.
  • 3125037245 | +1 312-503-7245 Illinois U.S.A.
  • 3125037246 | +1 312-503-7246 Illinois U.S.A.
  • 3125037247 | +1 312-503-7247 Illinois U.S.A.
  • 3125037248 | +1 312-503-7248 Illinois U.S.A.
  • 3125037249 | +1 312-503-7249 Illinois U.S.A.
  • 3125037250 | +1 312-503-7250 Illinois U.S.A.
  • 3125037251 | +1 312-503-7251 Illinois U.S.A.
  • 3125037252 | +1 312-503-7252 Illinois U.S.A.
  • 3125037253 | +1 312-503-7253 Illinois U.S.A.
  • 3125037254 | +1 312-503-7254 Illinois U.S.A.
  • 3125037255 | +1 312-503-7255 Illinois U.S.A.
  • 3125037256 | +1 312-503-7256 Illinois U.S.A.
  • 3125037257 | +1 312-503-7257 Illinois U.S.A.
  • 3125037258 | +1 312-503-7258 Illinois U.S.A.
  • 3125037259 | +1 312-503-7259 Illinois U.S.A.
  • 3125037260 | +1 312-503-7260 Illinois U.S.A.
  • 3125037261 | +1 312-503-7261 Illinois U.S.A.
  • 3125037262 | +1 312-503-7262 Illinois U.S.A.
  • 3125037263 | +1 312-503-7263 Illinois U.S.A.
  • 3125037264 | +1 312-503-7264 Illinois U.S.A.
  • 3125037265 | +1 312-503-7265 Illinois U.S.A.
  • 3125037266 | +1 312-503-7266 Illinois U.S.A.
  • 3125037267 | +1 312-503-7267 Illinois U.S.A.
  • 3125037268 | +1 312-503-7268 Illinois U.S.A.
  • 3125037269 | +1 312-503-7269 Illinois U.S.A.
  • 3125037270 | +1 312-503-7270 Illinois U.S.A.
  • 3125037271 | +1 312-503-7271 Illinois U.S.A.
  • 3125037272 | +1 312-503-7272 Illinois U.S.A.
  • 3125037273 | +1 312-503-7273 Illinois U.S.A.
  • 3125037274 | +1 312-503-7274 Illinois U.S.A.
  • 3125037275 | +1 312-503-7275 Illinois U.S.A.
  • 3125037276 | +1 312-503-7276 Illinois U.S.A.
  • 3125037277 | +1 312-503-7277 Illinois U.S.A.
  • 3125037278 | +1 312-503-7278 Illinois U.S.A.
  • 3125037279 | +1 312-503-7279 Illinois U.S.A.
  • 3125037280 | +1 312-503-7280 Illinois U.S.A.
  • 3125037281 | +1 312-503-7281 Illinois U.S.A.
  • 3125037282 | +1 312-503-7282 Illinois U.S.A.
  • 3125037283 | +1 312-503-7283 Illinois U.S.A.
  • 3125037284 | +1 312-503-7284 Illinois U.S.A.
  • 3125037285 | +1 312-503-7285 Illinois U.S.A.
  • 3125037286 | +1 312-503-7286 Illinois U.S.A.
  • 3125037287 | +1 312-503-7287 Illinois U.S.A.
  • 3125037288 | +1 312-503-7288 Illinois U.S.A.
  • 3125037289 | +1 312-503-7289 Illinois U.S.A.
  • 3125037290 | +1 312-503-7290 Illinois U.S.A.
  • 3125037291 | +1 312-503-7291 Illinois U.S.A.
  • 3125037292 | +1 312-503-7292 Illinois U.S.A.
  • 3125037293 | +1 312-503-7293 Illinois U.S.A.
  • 3125037294 | +1 312-503-7294 Illinois U.S.A.
  • 3125037295 | +1 312-503-7295 Illinois U.S.A.
  • 3125037296 | +1 312-503-7296 Illinois U.S.A.
  • 3125037297 | +1 312-503-7297 Illinois U.S.A.
  • 3125037298 | +1 312-503-7298 Illinois U.S.A.
  • 3125037299 | +1 312-503-7299 Illinois U.S.A.