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).

  • 3122521200 | +1 312-252-1200 Illinois U.S.A.
  • 3122521201 | +1 312-252-1201 Illinois U.S.A.
  • 3122521202 | +1 312-252-1202 Illinois U.S.A.
  • 3122521203 | +1 312-252-1203 Illinois U.S.A.
  • 3122521204 | +1 312-252-1204 Illinois U.S.A.
  • 3122521205 | +1 312-252-1205 Illinois U.S.A.
  • 3122521206 | +1 312-252-1206 Illinois U.S.A.
  • 3122521207 | +1 312-252-1207 Illinois U.S.A.
  • 3122521208 | +1 312-252-1208 Illinois U.S.A.
  • 3122521209 | +1 312-252-1209 Illinois U.S.A.
  • 3122521210 | +1 312-252-1210 Illinois U.S.A.
  • 3122521211 | +1 312-252-1211 Illinois U.S.A.
  • 3122521212 | +1 312-252-1212 Illinois U.S.A.
  • 3122521213 | +1 312-252-1213 Illinois U.S.A.
  • 3122521214 | +1 312-252-1214 Illinois U.S.A.
  • 3122521215 | +1 312-252-1215 Illinois U.S.A.
  • 3122521216 | +1 312-252-1216 Illinois U.S.A.
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  • 3122521218 | +1 312-252-1218 Illinois U.S.A.
  • 3122521219 | +1 312-252-1219 Illinois U.S.A.
  • 3122521220 | +1 312-252-1220 Illinois U.S.A.
  • 3122521221 | +1 312-252-1221 Illinois U.S.A.
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  • 3122521230 | +1 312-252-1230 Illinois U.S.A.
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  • 3122521232 | +1 312-252-1232 Illinois U.S.A.
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  • 3122521234 | +1 312-252-1234 Illinois U.S.A.
  • 3122521235 | +1 312-252-1235 Illinois U.S.A.
  • 3122521236 | +1 312-252-1236 Illinois U.S.A.
  • 3122521237 | +1 312-252-1237 Illinois U.S.A.
  • 3122521238 | +1 312-252-1238 Illinois U.S.A.
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  • 3122521240 | +1 312-252-1240 Illinois U.S.A.
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  • 3122521248 | +1 312-252-1248 Illinois U.S.A.
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  • 3122521251 | +1 312-252-1251 Illinois U.S.A.
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  • 3122521255 | +1 312-252-1255 Illinois U.S.A.
  • 3122521256 | +1 312-252-1256 Illinois U.S.A.
  • 3122521257 | +1 312-252-1257 Illinois U.S.A.
  • 3122521258 | +1 312-252-1258 Illinois U.S.A.
  • 3122521259 | +1 312-252-1259 Illinois U.S.A.
  • 3122521260 | +1 312-252-1260 Illinois U.S.A.
  • 3122521261 | +1 312-252-1261 Illinois U.S.A.
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  • 3122521263 | +1 312-252-1263 Illinois U.S.A.
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  • 3122521269 | +1 312-252-1269 Illinois U.S.A.
  • 3122521270 | +1 312-252-1270 Illinois U.S.A.
  • 3122521271 | +1 312-252-1271 Illinois U.S.A.
  • 3122521272 | +1 312-252-1272 Illinois U.S.A.
  • 3122521273 | +1 312-252-1273 Illinois U.S.A.
  • 3122521274 | +1 312-252-1274 Illinois U.S.A.
  • 3122521275 | +1 312-252-1275 Illinois U.S.A.
  • 3122521276 | +1 312-252-1276 Illinois U.S.A.
  • 3122521277 | +1 312-252-1277 Illinois U.S.A.
  • 3122521278 | +1 312-252-1278 Illinois U.S.A.
  • 3122521279 | +1 312-252-1279 Illinois U.S.A.
  • 3122521280 | +1 312-252-1280 Illinois U.S.A.
  • 3122521281 | +1 312-252-1281 Illinois U.S.A.
  • 3122521282 | +1 312-252-1282 Illinois U.S.A.
  • 3122521283 | +1 312-252-1283 Illinois U.S.A.
  • 3122521284 | +1 312-252-1284 Illinois U.S.A.
  • 3122521285 | +1 312-252-1285 Illinois U.S.A.
  • 3122521286 | +1 312-252-1286 Illinois U.S.A.
  • 3122521287 | +1 312-252-1287 Illinois U.S.A.
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  • 3122521290 | +1 312-252-1290 Illinois U.S.A.
  • 3122521291 | +1 312-252-1291 Illinois U.S.A.
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  • 3122521295 | +1 312-252-1295 Illinois U.S.A.
  • 3122521296 | +1 312-252-1296 Illinois U.S.A.
  • 3122521297 | +1 312-252-1297 Illinois U.S.A.
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  • 3122521299 | +1 312-252-1299 Illinois U.S.A.