HISTORY

Index

1946 Proposal
1947 Final Plan
1948 - 1959
1960 - 1969
1970 - 1979
1980 - 1989
1990 - 1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009

  

  

NANP Area Code History: 1948 - 1959

The plans were all set and implemented, but customer-dialable numbers weren't actually activated until 1951. The fifties saw a lot of fine-tuning of the system in general and reallocation of numbers and resources. 
   

    

Old

New
Type

State (linked): Geographic Description
( Map Link )  [ Test Number ]

Permissive
----
Mandatory

317
 

219
split

IN: Northern third of the state
(NO MAP) [NO TEST#]

06/01/48*
01/01/49*

213
415
916

border
realign

CA: Cities along existing borders
(NO MAP) [NO TEST#]

01/01/50*
UNAVAILABLE*

816
314

417
split

MO: Southwestern corner
(NO MAP) [NO TEST#]

03/01/50*
UNAVAILABLE*

914
 

516
split

NY: Long Island (Nassau & Suffolk Cos.)
(NO MAP) [NO TEST#]

01/01/51*
07/01/51*

213
 

714
split

CA: Southern and Eastern portions
(NO MAP) [NO TEST#]

01/01/51*
07/01/51*

415
 

318
split

CA: San Francisco (temp. NLDD testing)
(NO MAP) [NO TEST#]

06/01/51*
12/31/51*

416
613

 519
split		 ON: Southwestern region
(NO MAP) [NO TEST#]		 01/01/53*
07/15/53*
305
 		 813
split		 FL: Gold coast from Tampa Bay south
(NO MAP) [NO TEST#]		 03/01/53*
09/01/53*
405
 		 918
split		 OK: Northeastern quarter of the state
(NO MAP) [NO TEST#]		 09/01/53*
03/01/54*
915
214		 817
split		 TX: Central region from OK border to Waco
(NO MAP) [NO TEST#]		 09/01/53*
03/01/54*
218
612		 507
split		 MN: Southern fifth of the state
(NO MAP) [NO TEST#]		 01/01/54*
07/01/54*
315
716		 607
split		 NY: Southern tier east of Buffalo, west of Albany
(NO MAP) [NO TEST#]		 01/01/54*
07/01/54*
318
 		 415
 		 CA: San Francisco calling area
// 318 Area Code Reclaimed for later use //		 see above
01/01/54
901
 		 615
split		 TN: Eastern two-thirds of the state
(NO MAP) [NO TEST#]		 05/01/54*
12/01/54*
404
 		 912
split		 GA: Southern half of the state
(NO MAP) [NO TEST#]		 07/01/54*
01/01/55*
704
 		 919
split		 NC: All except extreme southwestern corner
(NO MAP) [NO TEST#]		 09/01/54*
03/01/55*
402
 		 308
split		 NE: Western half of the state
(NO MAP) [NO TEST#]		 07/01/54*
01/01/55*
502
 		 606
split		 KY: Eastern half of the state
(NO MAP) [NO TEST#]		 12/01/54*
06/01/55*
902
 		 506
split		 NB & NF: Entire province(s)
(NO MAP) [NO TEST#]		 02/01/55*
10/01/55*
414
715		 608
split		 WI: Southwestern corner of the state
(NO MAP) [NO TEST#]		 06/01/55*
01/01/56*
504
 		 318
split		 LA: Western half of the state
(NO MAP) [NO TEST#]		 02/01/57*
08/01/57*
206
 		 509
split		 WA: Eastern half of the state
(NO MAP) [NO TEST#]		 05/01/57*
12/01/57*
519
613		 705
split		 ON: Northern three-quarters of the province
(NO MAP) [NO TEST#]		 08/01/57*
01/01/58*
213
 		 805
split		 CA: Central coastal region between SF and LA
(NO MAP) [NO TEST#]		 09/01/57*
03/01/58*
514
 		 819
split		 QC: North-central bulk of the province
(NO MAP) [NO TEST#]		 09/01/57*
03/01/58*
NEW
 		 907
 		 AK: Entire territory
(NO MAP) [NO TEST#]		 NONE
10/01/57*
NEW
 		 808
 		 HI: Entire territory
(NO MAP) [NO TEST#]		 NONE
10/01/57*
217
815		 309
split		 IL: West central region of the state
(NO MAP) [NO TEST#]		 12/01/57*
06/01/58*
915
817		 806
split		 TX: Panhandle region
(NO MAP) [NO TEST#]		 12/01/57*
06/01/58*
201
 		 609
split		 NJ: Southern one-third of the state
(NO MAP) [NO TEST#]		 02/01/58*
08/01/58*
916
 		 209
split		 CA: Region south of Sacramento, east of Oakland
(NO MAP) [NO TEST#]		 03/01/58*
09/01/58*
NEW
 		 809
 		 Caribbean: Not customer dialable until early 1960s
(NO MAP) [NO TEST#]		 NONE
06/01/58*
415
 
 		 408
707
split		 CA: 408 - south of SF to Monterey
      707 - north of Marin County to Oregon line
(NO MAP) [NO TEST#]		 03/01/59*
09/01/59*

NANPA FCC Telecom Digest NANC CNAC