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).

  • 3129431200 | +1 312-943-1200 Illinois U.S.A.
  • 3129431201 | +1 312-943-1201 Illinois U.S.A.
  • 3129431202 | +1 312-943-1202 Illinois U.S.A.
  • 3129431203 | +1 312-943-1203 Illinois U.S.A.
  • 3129431204 | +1 312-943-1204 Illinois U.S.A.
  • 3129431205 | +1 312-943-1205 Illinois U.S.A.
  • 3129431206 | +1 312-943-1206 Illinois U.S.A.
  • 3129431207 | +1 312-943-1207 Illinois U.S.A.
  • 3129431208 | +1 312-943-1208 Illinois U.S.A.
  • 3129431209 | +1 312-943-1209 Illinois U.S.A.
  • 3129431210 | +1 312-943-1210 Illinois U.S.A.
  • 3129431211 | +1 312-943-1211 Illinois U.S.A.
  • 3129431212 | +1 312-943-1212 Illinois U.S.A.
  • 3129431213 | +1 312-943-1213 Illinois U.S.A.
  • 3129431214 | +1 312-943-1214 Illinois U.S.A.
  • 3129431215 | +1 312-943-1215 Illinois U.S.A.
  • 3129431216 | +1 312-943-1216 Illinois U.S.A.
  • 3129431217 | +1 312-943-1217 Illinois U.S.A.
  • 3129431218 | +1 312-943-1218 Illinois U.S.A.
  • 3129431219 | +1 312-943-1219 Illinois U.S.A.
  • 3129431220 | +1 312-943-1220 Illinois U.S.A.
  • 3129431221 | +1 312-943-1221 Illinois U.S.A.
  • 3129431222 | +1 312-943-1222 Illinois U.S.A.
  • 3129431223 | +1 312-943-1223 Illinois U.S.A.
  • 3129431224 | +1 312-943-1224 Illinois U.S.A.
  • 3129431225 | +1 312-943-1225 Illinois U.S.A.
  • 3129431226 | +1 312-943-1226 Illinois U.S.A.
  • 3129431227 | +1 312-943-1227 Illinois U.S.A.
  • 3129431228 | +1 312-943-1228 Illinois U.S.A.
  • 3129431229 | +1 312-943-1229 Illinois U.S.A.
  • 3129431230 | +1 312-943-1230 Illinois U.S.A.
  • 3129431231 | +1 312-943-1231 Illinois U.S.A.
  • 3129431232 | +1 312-943-1232 Illinois U.S.A.
  • 3129431233 | +1 312-943-1233 Illinois U.S.A.
  • 3129431234 | +1 312-943-1234 Illinois U.S.A.
  • 3129431235 | +1 312-943-1235 Illinois U.S.A.
  • 3129431236 | +1 312-943-1236 Illinois U.S.A.
  • 3129431237 | +1 312-943-1237 Illinois U.S.A.
  • 3129431238 | +1 312-943-1238 Illinois U.S.A.
  • 3129431239 | +1 312-943-1239 Illinois U.S.A.
  • 3129431240 | +1 312-943-1240 Illinois U.S.A.
  • 3129431241 | +1 312-943-1241 Illinois U.S.A.
  • 3129431242 | +1 312-943-1242 Illinois U.S.A.
  • 3129431243 | +1 312-943-1243 Illinois U.S.A.
  • 3129431244 | +1 312-943-1244 Illinois U.S.A.
  • 3129431245 | +1 312-943-1245 Illinois U.S.A.
  • 3129431246 | +1 312-943-1246 Illinois U.S.A.
  • 3129431247 | +1 312-943-1247 Illinois U.S.A.
  • 3129431248 | +1 312-943-1248 Illinois U.S.A.
  • 3129431249 | +1 312-943-1249 Illinois U.S.A.
  • 3129431250 | +1 312-943-1250 Illinois U.S.A.
  • 3129431251 | +1 312-943-1251 Illinois U.S.A.
  • 3129431252 | +1 312-943-1252 Illinois U.S.A.
  • 3129431253 | +1 312-943-1253 Illinois U.S.A.
  • 3129431254 | +1 312-943-1254 Illinois U.S.A.
  • 3129431255 | +1 312-943-1255 Illinois U.S.A.
  • 3129431256 | +1 312-943-1256 Illinois U.S.A.
  • 3129431257 | +1 312-943-1257 Illinois U.S.A.
  • 3129431258 | +1 312-943-1258 Illinois U.S.A.
  • 3129431259 | +1 312-943-1259 Illinois U.S.A.
  • 3129431260 | +1 312-943-1260 Illinois U.S.A.
  • 3129431261 | +1 312-943-1261 Illinois U.S.A.
  • 3129431262 | +1 312-943-1262 Illinois U.S.A.
  • 3129431263 | +1 312-943-1263 Illinois U.S.A.
  • 3129431264 | +1 312-943-1264 Illinois U.S.A.
  • 3129431265 | +1 312-943-1265 Illinois U.S.A.
  • 3129431266 | +1 312-943-1266 Illinois U.S.A.
  • 3129431267 | +1 312-943-1267 Illinois U.S.A.
  • 3129431268 | +1 312-943-1268 Illinois U.S.A.
  • 3129431269 | +1 312-943-1269 Illinois U.S.A.
  • 3129431270 | +1 312-943-1270 Illinois U.S.A.
  • 3129431271 | +1 312-943-1271 Illinois U.S.A.
  • 3129431272 | +1 312-943-1272 Illinois U.S.A.
  • 3129431273 | +1 312-943-1273 Illinois U.S.A.
  • 3129431274 | +1 312-943-1274 Illinois U.S.A.
  • 3129431275 | +1 312-943-1275 Illinois U.S.A.
  • 3129431276 | +1 312-943-1276 Illinois U.S.A.
  • 3129431277 | +1 312-943-1277 Illinois U.S.A.
  • 3129431278 | +1 312-943-1278 Illinois U.S.A.
  • 3129431279 | +1 312-943-1279 Illinois U.S.A.
  • 3129431280 | +1 312-943-1280 Illinois U.S.A.
  • 3129431281 | +1 312-943-1281 Illinois U.S.A.
  • 3129431282 | +1 312-943-1282 Illinois U.S.A.
  • 3129431283 | +1 312-943-1283 Illinois U.S.A.
  • 3129431284 | +1 312-943-1284 Illinois U.S.A.
  • 3129431285 | +1 312-943-1285 Illinois U.S.A.
  • 3129431286 | +1 312-943-1286 Illinois U.S.A.
  • 3129431287 | +1 312-943-1287 Illinois U.S.A.
  • 3129431288 | +1 312-943-1288 Illinois U.S.A.
  • 3129431289 | +1 312-943-1289 Illinois U.S.A.
  • 3129431290 | +1 312-943-1290 Illinois U.S.A.
  • 3129431291 | +1 312-943-1291 Illinois U.S.A.
  • 3129431292 | +1 312-943-1292 Illinois U.S.A.
  • 3129431293 | +1 312-943-1293 Illinois U.S.A.
  • 3129431294 | +1 312-943-1294 Illinois U.S.A.
  • 3129431295 | +1 312-943-1295 Illinois U.S.A.
  • 3129431296 | +1 312-943-1296 Illinois U.S.A.
  • 3129431297 | +1 312-943-1297 Illinois U.S.A.
  • 3129431298 | +1 312-943-1298 Illinois U.S.A.
  • 3129431299 | +1 312-943-1299 Illinois U.S.A.