File:The Bell System technical journal 1952 - Area code map of Eastern USA.jpg
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![File:The Bell System technical journal 1952 - Area code map of Eastern USA.jpg](http://178.128.105.246/cars-https-upload.wikimedia.org/wikipedia/commons/thumb/d/d5/The_Bell_System_technical_journal_1952_-_Area_code_map_of_Eastern_USA.jpg/292px-The_Bell_System_technical_journal_1952_-_Area_code_map_of_Eastern_USA.jpg?20151018115526)
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Categories:
- The Bell System Technical Journal, 1952
- NANP area code maps
- NANP area codes/Traditional style
- NANP area code 613
- NANP area code 514
- NANP area code 207
- NANP area code 416
- NANP area code 502
- NANP area code 617
- NANP area code 413
- NANP area code 401
- NANP area code 203
- NANP area code 516
- NANP area code 212
- NANP area code 914
- NANP area code 518
- NANP area code 313
- NANP area code 716
- NANP area code 201
- NANP area code 302
- NANP area code 215
- NANP area code 717
- NANP area code 814
- NANP area code 412
- NANP area code 216
- NANP area code 614
- NANP area code 304
- NANP area code 202
- NANP area code 301
- NANP area code 418
- NANP area code 902
- NANP area code 419
- NANP area code 513
- NANP area code 703
- NANP area code 704
- NANP area code 803
- NANP area code 404
- NANP area code 305
- NANP area code 802
- NANP area code 603