Illinois Phone Prefixes in 312-4XX Area Code
Phone Prefixes in the 312-4XX Area Code
| Prefix | Usage | Primary City |
|---|---|---|
| (312) 458 | Landline | Chicago |
| (312) 484 | Wireless | Chicago |
| (312) 477 | Wireless | Chicago |
| (312) 428 | Wireless | Chicago |
| (312) 424 | Landline | Chicago |
| (312) 499 | Landline | Chicago |
| (312) 457 | Wireless | Chicago |
| (312) 482 | Landline | Chicago |
| (312) 448 | Wireless | Chicago |
| (312) 489 | Wireless | Chicago |
| (312) 435 | Landline | Chicago |
| (312) 488 | Landline | Chicago |
| (312) 460 | Landline | Chicago |
| (312) 493 | Wireless | Chicago |
| (312) 463 | Landline | Chicago |
| (312) 480 | Wireless | Chicago |
| (312) 434 | Wireless | Chicago |
| (312) 470 | Landline | Chicago |
| (312) 436 | Landline | Chicago |
| (312) 475 | Landline | Chicago |
| (312) 421 | Landline | Chicago |
| (312) 403 | Wireless | La Grange Park |
| (312) 462 | Landline | Chicago |
| (312) 400 | Wireless | Chicago |
| (312) 422 | Landline | Chicago |
| (312) 472 | Landline | Chicago |
| (312) 490 | Wireless | Chicago |
| (312) 431 | Landline | Chicago |
| (312) 413 | Landline | Chicago |
| (312) 441 | Landline | Chicago |
| (312) 404 | Wireless | Chicago |
| (312) 464 | Landline | Chicago |
| (312) 469 | Landline | Chicago |
| (312) 410 | Landline | Chicago |
| (312) 420 | Wireless | Chicago |
| (312) 409 | Landline | Chicago |
| (312) 444 | Landline | Chicago |
| (312) 478 | Landline | Chicago |
| (312) 461 | Landline | Chicago |
| (312) 452 | Wireless | Chicago |
| (312) 447 | Landline | Chicago |
| (312) 445 | Landline | Chicago |
| (312) 474 | Landline | Chicago |
| (312) 497 | Wireless | Chicago |
| (312) 467 | Landline | Chicago |
| Prefix | Usage | Primary City |
|---|---|---|
| (312) 495 | Wireless | Chicago |
| (312) 498 | Wireless | Chicago |
| (312) 415 | Wireless | Chicago |
| (312) 407 | Landline | Chicago |
| (312) 442 | Landline | Chicago |
| (312) 432 | Landline | Chicago |
| (312) 423 | Landline | Chicago |
| (312) 496 | Landline | Chicago |
| (312) 418 | Wireless | Chicago |
| (312) 454 | Landline | Chicago |
| (312) 494 | Landline | Chicago |
| (312) 425 | Landline | Chicago |
| (312) 430 | Landline | Chicago |
| (312) 449 | Wireless | Chicago |
| (312) 466 | Landline | Chicago |
| (312) 416 | Landline | Chicago |
| (312) 473 | Landline | Chicago |
| (312) 479 | Landline | Chicago |
| (312) 412 | Wireless | Wheeling |
| (312) 402 | Wireless | Chicago |
| (312) 440 | Landline | Chicago |
| (312) 437 | Wireless | Chicago |
| (312) 401 | Wireless | Chicago |
| (312) 417 | Wireless | Chicago |
| (312) 451 | Landline | Chicago |
| (312) 450 | Wireless | Chicago |
| (312) 455 | Landline | Chicago |
| (312) 453 | Landline | Chicago |
| (312) 427 | Landline | Chicago |
| (312) 405 | Wireless | Chicago |
| (312) 408 | Landline | Chicago |
| (312) 443 | Landline | Chicago |
| (312) 492 | Landline | Chicago |
| (312) 485 | Wireless | Chicago |
| (312) 419 | Landline | Chicago |
| (312) 456 | Landline | Chicago |
| (312) 459 | Wireless | Chicago |
| (312) 446 | Wireless | Chicago |
| (312) 465 | Landline | Chicago |
| (312) 486 | Landline | Chicago |
| (312) 426 | Wireless | Chicago |
| (312) 491 | Landline | Chicago |
| (312) 429 | Landline | Chicago |
| (312) 476 | Landline | Chicago |
| (312) 406 | Wireless | Wheeling |
| (312) 433 | Landline | Chicago |
More 3XX Area Codes Phone Numbers
