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).

  • 3122451200 | +1 312-245-1200 Illinois U.S.A.
  • 3122451201 | +1 312-245-1201 Illinois U.S.A.
  • 3122451202 | +1 312-245-1202 Illinois U.S.A.
  • 3122451203 | +1 312-245-1203 Illinois U.S.A.
  • 3122451204 | +1 312-245-1204 Illinois U.S.A.
  • 3122451205 | +1 312-245-1205 Illinois U.S.A.
  • 3122451206 | +1 312-245-1206 Illinois U.S.A.
  • 3122451207 | +1 312-245-1207 Illinois U.S.A.
  • 3122451208 | +1 312-245-1208 Illinois U.S.A.
  • 3122451209 | +1 312-245-1209 Illinois U.S.A.
  • 3122451210 | +1 312-245-1210 Illinois U.S.A.
  • 3122451211 | +1 312-245-1211 Illinois U.S.A.
  • 3122451212 | +1 312-245-1212 Illinois U.S.A.
  • 3122451213 | +1 312-245-1213 Illinois U.S.A.
  • 3122451214 | +1 312-245-1214 Illinois U.S.A.
  • 3122451215 | +1 312-245-1215 Illinois U.S.A.
  • 3122451216 | +1 312-245-1216 Illinois U.S.A.
  • 3122451217 | +1 312-245-1217 Illinois U.S.A.
  • 3122451218 | +1 312-245-1218 Illinois U.S.A.
  • 3122451219 | +1 312-245-1219 Illinois U.S.A.
  • 3122451220 | +1 312-245-1220 Illinois U.S.A.
  • 3122451221 | +1 312-245-1221 Illinois U.S.A.
  • 3122451222 | +1 312-245-1222 Illinois U.S.A.
  • 3122451223 | +1 312-245-1223 Illinois U.S.A.
  • 3122451224 | +1 312-245-1224 Illinois U.S.A.
  • 3122451225 | +1 312-245-1225 Illinois U.S.A.
  • 3122451226 | +1 312-245-1226 Illinois U.S.A.
  • 3122451227 | +1 312-245-1227 Illinois U.S.A.
  • 3122451228 | +1 312-245-1228 Illinois U.S.A.
  • 3122451229 | +1 312-245-1229 Illinois U.S.A.
  • 3122451230 | +1 312-245-1230 Illinois U.S.A.
  • 3122451231 | +1 312-245-1231 Illinois U.S.A.
  • 3122451232 | +1 312-245-1232 Illinois U.S.A.
  • 3122451233 | +1 312-245-1233 Illinois U.S.A.
  • 3122451234 | +1 312-245-1234 Illinois U.S.A.
  • 3122451235 | +1 312-245-1235 Illinois U.S.A.
  • 3122451236 | +1 312-245-1236 Illinois U.S.A.
  • 3122451237 | +1 312-245-1237 Illinois U.S.A.
  • 3122451238 | +1 312-245-1238 Illinois U.S.A.
  • 3122451239 | +1 312-245-1239 Illinois U.S.A.
  • 3122451240 | +1 312-245-1240 Illinois U.S.A.
  • 3122451241 | +1 312-245-1241 Illinois U.S.A.
  • 3122451242 | +1 312-245-1242 Illinois U.S.A.
  • 3122451243 | +1 312-245-1243 Illinois U.S.A.
  • 3122451244 | +1 312-245-1244 Illinois U.S.A.
  • 3122451245 | +1 312-245-1245 Illinois U.S.A.
  • 3122451246 | +1 312-245-1246 Illinois U.S.A.
  • 3122451247 | +1 312-245-1247 Illinois U.S.A.
  • 3122451248 | +1 312-245-1248 Illinois U.S.A.
  • 3122451249 | +1 312-245-1249 Illinois U.S.A.
  • 3122451250 | +1 312-245-1250 Illinois U.S.A.
  • 3122451251 | +1 312-245-1251 Illinois U.S.A.
  • 3122451252 | +1 312-245-1252 Illinois U.S.A.
  • 3122451253 | +1 312-245-1253 Illinois U.S.A.
  • 3122451254 | +1 312-245-1254 Illinois U.S.A.
  • 3122451255 | +1 312-245-1255 Illinois U.S.A.
  • 3122451256 | +1 312-245-1256 Illinois U.S.A.
  • 3122451257 | +1 312-245-1257 Illinois U.S.A.
  • 3122451258 | +1 312-245-1258 Illinois U.S.A.
  • 3122451259 | +1 312-245-1259 Illinois U.S.A.
  • 3122451260 | +1 312-245-1260 Illinois U.S.A.
  • 3122451261 | +1 312-245-1261 Illinois U.S.A.
  • 3122451262 | +1 312-245-1262 Illinois U.S.A.
  • 3122451263 | +1 312-245-1263 Illinois U.S.A.
  • 3122451264 | +1 312-245-1264 Illinois U.S.A.
  • 3122451265 | +1 312-245-1265 Illinois U.S.A.
  • 3122451266 | +1 312-245-1266 Illinois U.S.A.
  • 3122451267 | +1 312-245-1267 Illinois U.S.A.
  • 3122451268 | +1 312-245-1268 Illinois U.S.A.
  • 3122451269 | +1 312-245-1269 Illinois U.S.A.
  • 3122451270 | +1 312-245-1270 Illinois U.S.A.
  • 3122451271 | +1 312-245-1271 Illinois U.S.A.
  • 3122451272 | +1 312-245-1272 Illinois U.S.A.
  • 3122451273 | +1 312-245-1273 Illinois U.S.A.
  • 3122451274 | +1 312-245-1274 Illinois U.S.A.
  • 3122451275 | +1 312-245-1275 Illinois U.S.A.
  • 3122451276 | +1 312-245-1276 Illinois U.S.A.
  • 3122451277 | +1 312-245-1277 Illinois U.S.A.
  • 3122451278 | +1 312-245-1278 Illinois U.S.A.
  • 3122451279 | +1 312-245-1279 Illinois U.S.A.
  • 3122451280 | +1 312-245-1280 Illinois U.S.A.
  • 3122451281 | +1 312-245-1281 Illinois U.S.A.
  • 3122451282 | +1 312-245-1282 Illinois U.S.A.
  • 3122451283 | +1 312-245-1283 Illinois U.S.A.
  • 3122451284 | +1 312-245-1284 Illinois U.S.A.
  • 3122451285 | +1 312-245-1285 Illinois U.S.A.
  • 3122451286 | +1 312-245-1286 Illinois U.S.A.
  • 3122451287 | +1 312-245-1287 Illinois U.S.A.
  • 3122451288 | +1 312-245-1288 Illinois U.S.A.
  • 3122451289 | +1 312-245-1289 Illinois U.S.A.
  • 3122451290 | +1 312-245-1290 Illinois U.S.A.
  • 3122451291 | +1 312-245-1291 Illinois U.S.A.
  • 3122451292 | +1 312-245-1292 Illinois U.S.A.
  • 3122451293 | +1 312-245-1293 Illinois U.S.A.
  • 3122451294 | +1 312-245-1294 Illinois U.S.A.
  • 3122451295 | +1 312-245-1295 Illinois U.S.A.
  • 3122451296 | +1 312-245-1296 Illinois U.S.A.
  • 3122451297 | +1 312-245-1297 Illinois U.S.A.
  • 3122451298 | +1 312-245-1298 Illinois U.S.A.
  • 3122451299 | +1 312-245-1299 Illinois U.S.A.