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).

  • 3129437200 | +1 312-943-7200 Illinois U.S.A.
  • 3129437201 | +1 312-943-7201 Illinois U.S.A.
  • 3129437202 | +1 312-943-7202 Illinois U.S.A.
  • 3129437203 | +1 312-943-7203 Illinois U.S.A.
  • 3129437204 | +1 312-943-7204 Illinois U.S.A.
  • 3129437205 | +1 312-943-7205 Illinois U.S.A.
  • 3129437206 | +1 312-943-7206 Illinois U.S.A.
  • 3129437207 | +1 312-943-7207 Illinois U.S.A.
  • 3129437208 | +1 312-943-7208 Illinois U.S.A.
  • 3129437209 | +1 312-943-7209 Illinois U.S.A.
  • 3129437210 | +1 312-943-7210 Illinois U.S.A.
  • 3129437211 | +1 312-943-7211 Illinois U.S.A.
  • 3129437212 | +1 312-943-7212 Illinois U.S.A.
  • 3129437213 | +1 312-943-7213 Illinois U.S.A.
  • 3129437214 | +1 312-943-7214 Illinois U.S.A.
  • 3129437215 | +1 312-943-7215 Illinois U.S.A.
  • 3129437216 | +1 312-943-7216 Illinois U.S.A.
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  • 3129437218 | +1 312-943-7218 Illinois U.S.A.
  • 3129437219 | +1 312-943-7219 Illinois U.S.A.
  • 3129437220 | +1 312-943-7220 Illinois U.S.A.
  • 3129437221 | +1 312-943-7221 Illinois U.S.A.
  • 3129437222 | +1 312-943-7222 Illinois U.S.A.
  • 3129437223 | +1 312-943-7223 Illinois U.S.A.
  • 3129437224 | +1 312-943-7224 Illinois U.S.A.
  • 3129437225 | +1 312-943-7225 Illinois U.S.A.
  • 3129437226 | +1 312-943-7226 Illinois U.S.A.
  • 3129437227 | +1 312-943-7227 Illinois U.S.A.
  • 3129437228 | +1 312-943-7228 Illinois U.S.A.
  • 3129437229 | +1 312-943-7229 Illinois U.S.A.
  • 3129437230 | +1 312-943-7230 Illinois U.S.A.
  • 3129437231 | +1 312-943-7231 Illinois U.S.A.
  • 3129437232 | +1 312-943-7232 Illinois U.S.A.
  • 3129437233 | +1 312-943-7233 Illinois U.S.A.
  • 3129437234 | +1 312-943-7234 Illinois U.S.A.
  • 3129437235 | +1 312-943-7235 Illinois U.S.A.
  • 3129437236 | +1 312-943-7236 Illinois U.S.A.
  • 3129437237 | +1 312-943-7237 Illinois U.S.A.
  • 3129437238 | +1 312-943-7238 Illinois U.S.A.
  • 3129437239 | +1 312-943-7239 Illinois U.S.A.
  • 3129437240 | +1 312-943-7240 Illinois U.S.A.
  • 3129437241 | +1 312-943-7241 Illinois U.S.A.
  • 3129437242 | +1 312-943-7242 Illinois U.S.A.
  • 3129437243 | +1 312-943-7243 Illinois U.S.A.
  • 3129437244 | +1 312-943-7244 Illinois U.S.A.
  • 3129437245 | +1 312-943-7245 Illinois U.S.A.
  • 3129437246 | +1 312-943-7246 Illinois U.S.A.
  • 3129437247 | +1 312-943-7247 Illinois U.S.A.
  • 3129437248 | +1 312-943-7248 Illinois U.S.A.
  • 3129437249 | +1 312-943-7249 Illinois U.S.A.
  • 3129437250 | +1 312-943-7250 Illinois U.S.A.
  • 3129437251 | +1 312-943-7251 Illinois U.S.A.
  • 3129437252 | +1 312-943-7252 Illinois U.S.A.
  • 3129437253 | +1 312-943-7253 Illinois U.S.A.
  • 3129437254 | +1 312-943-7254 Illinois U.S.A.
  • 3129437255 | +1 312-943-7255 Illinois U.S.A.
  • 3129437256 | +1 312-943-7256 Illinois U.S.A.
  • 3129437257 | +1 312-943-7257 Illinois U.S.A.
  • 3129437258 | +1 312-943-7258 Illinois U.S.A.
  • 3129437259 | +1 312-943-7259 Illinois U.S.A.
  • 3129437260 | +1 312-943-7260 Illinois U.S.A.
  • 3129437261 | +1 312-943-7261 Illinois U.S.A.
  • 3129437262 | +1 312-943-7262 Illinois U.S.A.
  • 3129437263 | +1 312-943-7263 Illinois U.S.A.
  • 3129437264 | +1 312-943-7264 Illinois U.S.A.
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  • 3129437266 | +1 312-943-7266 Illinois U.S.A.
  • 3129437267 | +1 312-943-7267 Illinois U.S.A.
  • 3129437268 | +1 312-943-7268 Illinois U.S.A.
  • 3129437269 | +1 312-943-7269 Illinois U.S.A.
  • 3129437270 | +1 312-943-7270 Illinois U.S.A.
  • 3129437271 | +1 312-943-7271 Illinois U.S.A.
  • 3129437272 | +1 312-943-7272 Illinois U.S.A.
  • 3129437273 | +1 312-943-7273 Illinois U.S.A.
  • 3129437274 | +1 312-943-7274 Illinois U.S.A.
  • 3129437275 | +1 312-943-7275 Illinois U.S.A.
  • 3129437276 | +1 312-943-7276 Illinois U.S.A.
  • 3129437277 | +1 312-943-7277 Illinois U.S.A.
  • 3129437278 | +1 312-943-7278 Illinois U.S.A.
  • 3129437279 | +1 312-943-7279 Illinois U.S.A.
  • 3129437280 | +1 312-943-7280 Illinois U.S.A.
  • 3129437281 | +1 312-943-7281 Illinois U.S.A.
  • 3129437282 | +1 312-943-7282 Illinois U.S.A.
  • 3129437283 | +1 312-943-7283 Illinois U.S.A.
  • 3129437284 | +1 312-943-7284 Illinois U.S.A.
  • 3129437285 | +1 312-943-7285 Illinois U.S.A.
  • 3129437286 | +1 312-943-7286 Illinois U.S.A.
  • 3129437287 | +1 312-943-7287 Illinois U.S.A.
  • 3129437288 | +1 312-943-7288 Illinois U.S.A.
  • 3129437289 | +1 312-943-7289 Illinois U.S.A.
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  • 3129437291 | +1 312-943-7291 Illinois U.S.A.
  • 3129437292 | +1 312-943-7292 Illinois U.S.A.
  • 3129437293 | +1 312-943-7293 Illinois U.S.A.
  • 3129437294 | +1 312-943-7294 Illinois U.S.A.
  • 3129437295 | +1 312-943-7295 Illinois U.S.A.
  • 3129437296 | +1 312-943-7296 Illinois U.S.A.
  • 3129437297 | +1 312-943-7297 Illinois U.S.A.
  • 3129437298 | +1 312-943-7298 Illinois U.S.A.
  • 3129437299 | +1 312-943-7299 Illinois U.S.A.