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).

  • 3122201200 | +1 312-220-1200 Illinois U.S.A.
  • 3122201201 | +1 312-220-1201 Illinois U.S.A.
  • 3122201202 | +1 312-220-1202 Illinois U.S.A.
  • 3122201203 | +1 312-220-1203 Illinois U.S.A.
  • 3122201204 | +1 312-220-1204 Illinois U.S.A.
  • 3122201205 | +1 312-220-1205 Illinois U.S.A.
  • 3122201206 | +1 312-220-1206 Illinois U.S.A.
  • 3122201207 | +1 312-220-1207 Illinois U.S.A.
  • 3122201208 | +1 312-220-1208 Illinois U.S.A.
  • 3122201209 | +1 312-220-1209 Illinois U.S.A.
  • 3122201210 | +1 312-220-1210 Illinois U.S.A.
  • 3122201211 | +1 312-220-1211 Illinois U.S.A.
  • 3122201212 | +1 312-220-1212 Illinois U.S.A.
  • 3122201213 | +1 312-220-1213 Illinois U.S.A.
  • 3122201214 | +1 312-220-1214 Illinois U.S.A.
  • 3122201215 | +1 312-220-1215 Illinois U.S.A.
  • 3122201216 | +1 312-220-1216 Illinois U.S.A.
  • 3122201217 | +1 312-220-1217 Illinois U.S.A.
  • 3122201218 | +1 312-220-1218 Illinois U.S.A.
  • 3122201219 | +1 312-220-1219 Illinois U.S.A.
  • 3122201220 | +1 312-220-1220 Illinois U.S.A.
  • 3122201221 | +1 312-220-1221 Illinois U.S.A.
  • 3122201222 | +1 312-220-1222 Illinois U.S.A.
  • 3122201223 | +1 312-220-1223 Illinois U.S.A.
  • 3122201224 | +1 312-220-1224 Illinois U.S.A.
  • 3122201225 | +1 312-220-1225 Illinois U.S.A.
  • 3122201226 | +1 312-220-1226 Illinois U.S.A.
  • 3122201227 | +1 312-220-1227 Illinois U.S.A.
  • 3122201228 | +1 312-220-1228 Illinois U.S.A.
  • 3122201229 | +1 312-220-1229 Illinois U.S.A.
  • 3122201230 | +1 312-220-1230 Illinois U.S.A.
  • 3122201231 | +1 312-220-1231 Illinois U.S.A.
  • 3122201232 | +1 312-220-1232 Illinois U.S.A.
  • 3122201233 | +1 312-220-1233 Illinois U.S.A.
  • 3122201234 | +1 312-220-1234 Illinois U.S.A.
  • 3122201235 | +1 312-220-1235 Illinois U.S.A.
  • 3122201236 | +1 312-220-1236 Illinois U.S.A.
  • 3122201237 | +1 312-220-1237 Illinois U.S.A.
  • 3122201238 | +1 312-220-1238 Illinois U.S.A.
  • 3122201239 | +1 312-220-1239 Illinois U.S.A.
  • 3122201240 | +1 312-220-1240 Illinois U.S.A.
  • 3122201241 | +1 312-220-1241 Illinois U.S.A.
  • 3122201242 | +1 312-220-1242 Illinois U.S.A.
  • 3122201243 | +1 312-220-1243 Illinois U.S.A.
  • 3122201244 | +1 312-220-1244 Illinois U.S.A.
  • 3122201245 | +1 312-220-1245 Illinois U.S.A.
  • 3122201246 | +1 312-220-1246 Illinois U.S.A.
  • 3122201247 | +1 312-220-1247 Illinois U.S.A.
  • 3122201248 | +1 312-220-1248 Illinois U.S.A.
  • 3122201249 | +1 312-220-1249 Illinois U.S.A.
  • 3122201250 | +1 312-220-1250 Illinois U.S.A.
  • 3122201251 | +1 312-220-1251 Illinois U.S.A.
  • 3122201252 | +1 312-220-1252 Illinois U.S.A.
  • 3122201253 | +1 312-220-1253 Illinois U.S.A.
  • 3122201254 | +1 312-220-1254 Illinois U.S.A.
  • 3122201255 | +1 312-220-1255 Illinois U.S.A.
  • 3122201256 | +1 312-220-1256 Illinois U.S.A.
  • 3122201257 | +1 312-220-1257 Illinois U.S.A.
  • 3122201258 | +1 312-220-1258 Illinois U.S.A.
  • 3122201259 | +1 312-220-1259 Illinois U.S.A.
  • 3122201260 | +1 312-220-1260 Illinois U.S.A.
  • 3122201261 | +1 312-220-1261 Illinois U.S.A.
  • 3122201262 | +1 312-220-1262 Illinois U.S.A.
  • 3122201263 | +1 312-220-1263 Illinois U.S.A.
  • 3122201264 | +1 312-220-1264 Illinois U.S.A.
  • 3122201265 | +1 312-220-1265 Illinois U.S.A.
  • 3122201266 | +1 312-220-1266 Illinois U.S.A.
  • 3122201267 | +1 312-220-1267 Illinois U.S.A.
  • 3122201268 | +1 312-220-1268 Illinois U.S.A.
  • 3122201269 | +1 312-220-1269 Illinois U.S.A.
  • 3122201270 | +1 312-220-1270 Illinois U.S.A.
  • 3122201271 | +1 312-220-1271 Illinois U.S.A.
  • 3122201272 | +1 312-220-1272 Illinois U.S.A.
  • 3122201273 | +1 312-220-1273 Illinois U.S.A.
  • 3122201274 | +1 312-220-1274 Illinois U.S.A.
  • 3122201275 | +1 312-220-1275 Illinois U.S.A.
  • 3122201276 | +1 312-220-1276 Illinois U.S.A.
  • 3122201277 | +1 312-220-1277 Illinois U.S.A.
  • 3122201278 | +1 312-220-1278 Illinois U.S.A.
  • 3122201279 | +1 312-220-1279 Illinois U.S.A.
  • 3122201280 | +1 312-220-1280 Illinois U.S.A.
  • 3122201281 | +1 312-220-1281 Illinois U.S.A.
  • 3122201282 | +1 312-220-1282 Illinois U.S.A.
  • 3122201283 | +1 312-220-1283 Illinois U.S.A.
  • 3122201284 | +1 312-220-1284 Illinois U.S.A.
  • 3122201285 | +1 312-220-1285 Illinois U.S.A.
  • 3122201286 | +1 312-220-1286 Illinois U.S.A.
  • 3122201287 | +1 312-220-1287 Illinois U.S.A.
  • 3122201288 | +1 312-220-1288 Illinois U.S.A.
  • 3122201289 | +1 312-220-1289 Illinois U.S.A.
  • 3122201290 | +1 312-220-1290 Illinois U.S.A.
  • 3122201291 | +1 312-220-1291 Illinois U.S.A.
  • 3122201292 | +1 312-220-1292 Illinois U.S.A.
  • 3122201293 | +1 312-220-1293 Illinois U.S.A.
  • 3122201294 | +1 312-220-1294 Illinois U.S.A.
  • 3122201295 | +1 312-220-1295 Illinois U.S.A.
  • 3122201296 | +1 312-220-1296 Illinois U.S.A.
  • 3122201297 | +1 312-220-1297 Illinois U.S.A.
  • 3122201298 | +1 312-220-1298 Illinois U.S.A.
  • 3122201299 | +1 312-220-1299 Illinois U.S.A.