File:The Bell System technical journal 1952 Area Code map of USA.jpg
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Categories:
- The Bell System Technical Journal, 1952
- NANP area codes/Traditional style
- Telephone area code maps of the United States
- NANP area code 201
- NANP area code 202
- NANP area code 203
- NANP area code 204
- NANP area code 205
- NANP area code 206
- NANP area code 207
- NANP area code 208
- NANP area code 212
- NANP area code 213
- NANP area code 214
- NANP area code 215
- NANP area code 216
- NANP area code 217
- NANP area code 218
- NANP area code 219
- NANP area code 302
- NANP area code 303
- NANP area code 304
- NANP area code 305
- NANP area code 306
- NANP area code 307
- NANP area code 312
- NANP area code 313
- NANP area code 314
- NANP area code 315
- NANP area code 316
- NANP area code 317
- NANP area code 319
- NANP area code 401
- NANP area code 402
- NANP area code 403
- NANP area code 404
- NANP area code 405
- NANP area code 406
- NANP area code 412
- NANP area code 413
- NANP area code 414
- NANP area code 415
- NANP area code 416
- NANP area code 417
- NANP area code 418
- NANP area code 419
- NANP area code 501
- NANP area code 502
- NANP area code 503
- NANP area code 504
- NANP area code 505
- NANP area code 513
- NANP area code 514
- NANP area code 515
- NANP area code 516
- NANP area code 517
- NANP area code 518
- NANP area code 601
- NANP area code 602
- NANP area code 603
- NANP area code 604
- NANP area code 605
- NANP area code 612
- NANP area code 613
- NANP area code 614
- NANP area code 616
- NANP area code 617
- NANP area code 618
- NANP area code 701
- NANP area code 702
- NANP area code 703
- NANP area code 704
- NANP area code 712
- NANP area code 713
- NANP area code 714
- NANP area code 715
- NANP area code 716
- NANP area code 801
- NANP area code 802
- NANP area code 803
- NANP area code 812
- NANP area code 814
- NANP area code 815
- NANP area code 816
- NANP area code 901
- NANP area code 902
- NANP area code 913
- NANP area code 914
- NANP area code 915
- NANP area code 919
- Internet Archive document bell00systemvol31techniamerrich