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).

  • 3129777200 | +1 312-977-7200 Illinois U.S.A.
  • 3129777201 | +1 312-977-7201 Illinois U.S.A.
  • 3129777202 | +1 312-977-7202 Illinois U.S.A.
  • 3129777203 | +1 312-977-7203 Illinois U.S.A.
  • 3129777204 | +1 312-977-7204 Illinois U.S.A.
  • 3129777205 | +1 312-977-7205 Illinois U.S.A.
  • 3129777206 | +1 312-977-7206 Illinois U.S.A.
  • 3129777207 | +1 312-977-7207 Illinois U.S.A.
  • 3129777208 | +1 312-977-7208 Illinois U.S.A.
  • 3129777209 | +1 312-977-7209 Illinois U.S.A.
  • 3129777210 | +1 312-977-7210 Illinois U.S.A.
  • 3129777211 | +1 312-977-7211 Illinois U.S.A.
  • 3129777212 | +1 312-977-7212 Illinois U.S.A.
  • 3129777213 | +1 312-977-7213 Illinois U.S.A.
  • 3129777214 | +1 312-977-7214 Illinois U.S.A.
  • 3129777215 | +1 312-977-7215 Illinois U.S.A.
  • 3129777216 | +1 312-977-7216 Illinois U.S.A.
  • 3129777217 | +1 312-977-7217 Illinois U.S.A.
  • 3129777218 | +1 312-977-7218 Illinois U.S.A.
  • 3129777219 | +1 312-977-7219 Illinois U.S.A.
  • 3129777220 | +1 312-977-7220 Illinois U.S.A.
  • 3129777221 | +1 312-977-7221 Illinois U.S.A.
  • 3129777222 | +1 312-977-7222 Illinois U.S.A.
  • 3129777223 | +1 312-977-7223 Illinois U.S.A.
  • 3129777224 | +1 312-977-7224 Illinois U.S.A.
  • 3129777225 | +1 312-977-7225 Illinois U.S.A.
  • 3129777226 | +1 312-977-7226 Illinois U.S.A.
  • 3129777227 | +1 312-977-7227 Illinois U.S.A.
  • 3129777228 | +1 312-977-7228 Illinois U.S.A.
  • 3129777229 | +1 312-977-7229 Illinois U.S.A.
  • 3129777230 | +1 312-977-7230 Illinois U.S.A.
  • 3129777231 | +1 312-977-7231 Illinois U.S.A.
  • 3129777232 | +1 312-977-7232 Illinois U.S.A.
  • 3129777233 | +1 312-977-7233 Illinois U.S.A.
  • 3129777234 | +1 312-977-7234 Illinois U.S.A.
  • 3129777235 | +1 312-977-7235 Illinois U.S.A.
  • 3129777236 | +1 312-977-7236 Illinois U.S.A.
  • 3129777237 | +1 312-977-7237 Illinois U.S.A.
  • 3129777238 | +1 312-977-7238 Illinois U.S.A.
  • 3129777239 | +1 312-977-7239 Illinois U.S.A.
  • 3129777240 | +1 312-977-7240 Illinois U.S.A.
  • 3129777241 | +1 312-977-7241 Illinois U.S.A.
  • 3129777242 | +1 312-977-7242 Illinois U.S.A.
  • 3129777243 | +1 312-977-7243 Illinois U.S.A.
  • 3129777244 | +1 312-977-7244 Illinois U.S.A.
  • 3129777245 | +1 312-977-7245 Illinois U.S.A.
  • 3129777246 | +1 312-977-7246 Illinois U.S.A.
  • 3129777247 | +1 312-977-7247 Illinois U.S.A.
  • 3129777248 | +1 312-977-7248 Illinois U.S.A.
  • 3129777249 | +1 312-977-7249 Illinois U.S.A.
  • 3129777250 | +1 312-977-7250 Illinois U.S.A.
  • 3129777251 | +1 312-977-7251 Illinois U.S.A.
  • 3129777252 | +1 312-977-7252 Illinois U.S.A.
  • 3129777253 | +1 312-977-7253 Illinois U.S.A.
  • 3129777254 | +1 312-977-7254 Illinois U.S.A.
  • 3129777255 | +1 312-977-7255 Illinois U.S.A.
  • 3129777256 | +1 312-977-7256 Illinois U.S.A.
  • 3129777257 | +1 312-977-7257 Illinois U.S.A.
  • 3129777258 | +1 312-977-7258 Illinois U.S.A.
  • 3129777259 | +1 312-977-7259 Illinois U.S.A.
  • 3129777260 | +1 312-977-7260 Illinois U.S.A.
  • 3129777261 | +1 312-977-7261 Illinois U.S.A.
  • 3129777262 | +1 312-977-7262 Illinois U.S.A.
  • 3129777263 | +1 312-977-7263 Illinois U.S.A.
  • 3129777264 | +1 312-977-7264 Illinois U.S.A.
  • 3129777265 | +1 312-977-7265 Illinois U.S.A.
  • 3129777266 | +1 312-977-7266 Illinois U.S.A.
  • 3129777267 | +1 312-977-7267 Illinois U.S.A.
  • 3129777268 | +1 312-977-7268 Illinois U.S.A.
  • 3129777269 | +1 312-977-7269 Illinois U.S.A.
  • 3129777270 | +1 312-977-7270 Illinois U.S.A.
  • 3129777271 | +1 312-977-7271 Illinois U.S.A.
  • 3129777272 | +1 312-977-7272 Illinois U.S.A.
  • 3129777273 | +1 312-977-7273 Illinois U.S.A.
  • 3129777274 | +1 312-977-7274 Illinois U.S.A.
  • 3129777275 | +1 312-977-7275 Illinois U.S.A.
  • 3129777276 | +1 312-977-7276 Illinois U.S.A.
  • 3129777277 | +1 312-977-7277 Illinois U.S.A.
  • 3129777278 | +1 312-977-7278 Illinois U.S.A.
  • 3129777279 | +1 312-977-7279 Illinois U.S.A.
  • 3129777280 | +1 312-977-7280 Illinois U.S.A.
  • 3129777281 | +1 312-977-7281 Illinois U.S.A.
  • 3129777282 | +1 312-977-7282 Illinois U.S.A.
  • 3129777283 | +1 312-977-7283 Illinois U.S.A.
  • 3129777284 | +1 312-977-7284 Illinois U.S.A.
  • 3129777285 | +1 312-977-7285 Illinois U.S.A.
  • 3129777286 | +1 312-977-7286 Illinois U.S.A.
  • 3129777287 | +1 312-977-7287 Illinois U.S.A.
  • 3129777288 | +1 312-977-7288 Illinois U.S.A.
  • 3129777289 | +1 312-977-7289 Illinois U.S.A.
  • 3129777290 | +1 312-977-7290 Illinois U.S.A.
  • 3129777291 | +1 312-977-7291 Illinois U.S.A.
  • 3129777292 | +1 312-977-7292 Illinois U.S.A.
  • 3129777293 | +1 312-977-7293 Illinois U.S.A.
  • 3129777294 | +1 312-977-7294 Illinois U.S.A.
  • 3129777295 | +1 312-977-7295 Illinois U.S.A.
  • 3129777296 | +1 312-977-7296 Illinois U.S.A.
  • 3129777297 | +1 312-977-7297 Illinois U.S.A.
  • 3129777298 | +1 312-977-7298 Illinois U.S.A.
  • 3129777299 | +1 312-977-7299 Illinois U.S.A.