Area code 605
List of exchanges
- Rapid City (605)-209 341 342 343 348 355 381 385 388 389 390 391 393 394 399 415 430 431 484 545 593 716 718 719 721 727 737 786 787 791 863 877 923 939
- Sioux Falls (605)-201 212 221 231 241 251 254 261 271 274 275 306 310 312 321 322 323 328 330 331 332 333 334 335 336 338 339 351 357 359 360 361 362 555 366 367 370 371 373 376 400 413 444 509 521 553 575 595 610 728 731 759 782 846 929 940 941 965 977 978 988
- Watertown (605)-237 520 818 880 881 882 884 886 868 878 970
- Brookings (605)- 651 690 691 692 693 695
- Aberdeen (605)- 216, 225, 226, 228, 229, 380, 622
- Yankton (605)- 665, 664
- Huron (605)- 352, 353, 354, 350, 461
- Pierre (605)-224, 945, 280, 295, 222
External links
- "Area Code Maps". NANPA.
| North: 701 | ||
| West: 406, 307 | Area code 605 | East: 320, 507, 712 |
| South: 308, 402 | ||
| Iowa area codes: 319, 515, 563, 641, 712 | ||
| North Dakota area codes: 701 | ||
| Nebraska area codes: 308, 402/531 | ||
| Minnesota area codes: 218, 320, 507/924, 612, 651, 763, 952 | ||
| Montana area codes: 406 | ||
| Wyoming area codes: 307 | ||