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Publications

Planning Letters 2001

These Informational Letters (IL) or Planning Letters (PL) may be downloaded from this web site. These files require the use of the Adobe Acrobat Reader.

Number Subject Date
PL-311 561 NPA Split, Creating 772 NPA (Florida) November 20, 2001
PL-310 Revised Dialing Plan for the 501 and 479 NPAs (Arkansas) November 15, 2001
PL-309 Amended 219 NPA Split Creating 574 and 260 NPAs (Indiana) October 30, 2001
PL-308 Delayed Introduction of the 385 NPA (Utah) October 29, 2001
PL-307 941NPA Split, Creating 239 NPA (Southwest Florida) October 26, 2001
PL-306 919/984 NPA Overlay Deferred (North Carolina) October 19, 2001
PL-305 Mandatory Dialing Date Established for NPAs 847 and 224 (Illinois) October 17, 2001
PL-304 Suspension Relief in the 816 NPA (Missouri) October 5, 2001
PL-303 Suspension of the 314 NPA Relief (Missouri) October 5, 2001
PL-302 Amended 501 NPA Split Creating 479 NPA (Arkansas) September 26, 2001
PL-301 504/985 Split - Extended Permissive Dialing for Wireless (Louisiana) September 11, 2001
PL-300 Extended Permissive Dialing Ends for 516/631 NPAs (New York) September 11, 2001
PL-299 Rationing in NPAs 410, 443, and 667 (Maryland) September 4, 2001
PL-298 Suspension of 564 Overlay (Washington) August 29, 2001
PL-297 Revison of PL-290; Creating 380 NPA (Ohio) August 16, 2001
PL-296 219 NPA Split; Creating 574 and 260 NPA's (Indiana) August 16, 2001
PL-295 501 NPA Split; Creating 479 NPA (Arkansas) August 16, 2001
PL-294 616 NPA Split; Creating 269 NPA (Michigan) August 7, 2001
PL-293 Supplemental Information NPA Overlay 787/939 (Puerto Rico) August 6, 2001
PL-292 505 NPA Split, Creating 575 NPA (New Mexico) August 6, 2001
PL-291 NPA 754 To Overlay NPA 954 (Southeast Florida) August 4, 2001
PL-290 NPA 380 to Overlay NPA 614 (Ohio) August 2, 2001
PL-289 Suspension of 205/659 NPA Relief (Alabama) July 16, 2001
PL-288 Supplemental Information NPA SPLIT 912/478/229 Georgia July 13, 2001
PL-287 Permissive Seven or Ten Digit Dialing 305 NPA (Keys Area) July 12, 2001
PL-286 Mandatory Dialing Date Established for NPA 283 (Ohio) June 29, 2001
PL-285 Correction 540/276 NPA Split (Virginia) June 8, 2001
PL-284 New NPA 659 to Overlay NPA 205 (Alabama) June 8, 2001
PL-283 New NPA 947 to Overlay NPA 248 (Michigan) June 7, 2001
PL-282 810 / 586 NPA Split (Michigan) - Wireless NXX Grandfathering June 5, 2001
PL-281 Rationing in NPAs 412, 724, and 878 (Pennsylvania) May 15, 2001
PL-280 NPA 975 Overlay of NPA 816 Implementation Date Change (Missouri) May 11, 2001
PL-279 NPA 557 Overlay of NPA 314 Implementation Date and Dialing Plan Change (Missouri) May 11, 2001
PL-278 Correction to PL 270, 716-585 Split (New York) May 7, 2001
PL-277 NPA 551 To Overlay NPA 201; NPA 862 To Overlay NPA 973; and NPA 848 To Overlay NPA 732 (New Jersey) May 4, 2001
PL-276 Suspension of 512/737 NPA Relief (Texas) May 3, 2001
PL-275 540 NPA Split; Creating 276 NPA (Virginia) May 1, 2001
PL-274 Correction to the Dialing Plan for NPAs 445 and 835 (Pennsylvania) April 30, 2001
PL-273 810 / 586 NPA Split - Wireless NXX Grandfathering (Michigan) April 30, 2001
PL-272 NPA 513 Boundary Realignment Franklin Rate Center (Ohio) April 24, 2001
PL-271 NPA 984 To Overlay NPA 919 (North Carolina) April 17, 2001
PL-270 716 NPA Split, Creating 585 NPA (New York) April 17, 2001
PL-269 NPA 470 To Overlay NPAs 404, 678, and 770 March 28, 2001
PL-268 520 NPA Split, Creating 928 NPA (Arizona) March 27, 2001
PL-267 Deferral of the 445 and 835 Overlay NPAs (Pennsylvania) March 20, 2001
PL-266 NPA 667 to Overlay NPAs 410 and 443 (Maryland) March 14, 2001
PL-265 810 NPA Split, Creating 586 NPA (Michigan) March 01, 2001
PL-264 New NPA 283 to Overlay NPA 513 (Ohio) February 26, 2001
PL-263 Country Code 670 Assigned to East Timor February 26, 2001
PL-262 New NPA 975 to Overlay NPA 816 (Missouri) February 20, 2001
PL-261 New NPA 557 to Overlay NPA 314 (Missouri) February 14, 2001
PL-260 DeBary Rate Center Moves from 407 NPA to 386 NPA (Florida) January 29, 2001
PL-259 Delayed 10-Digit Dialing in NPA 787 (Puerto Rico) January 26, 2001
PL-258 Revised Mandatory Dialing Date for NPA 704 (North Carolina) January 23, 2001
PL-257 804 NPA Split; Creating 434 NPA (Virginia) January 22, 2001
PL-256 Revised Mandatory 10-Digit Dialing Date for NPA 704/980 (North Carolina) January 9, 2001
PL-255 Update on the Introduction of NPAs 475 and 959 (Connecticut) January 3, 2001
PL-254 334 NPA Split, Creating 251 NPA (Alabama) January 2, 2001
PL-253 319 NPA Split, Creating 563 NPA (Iowa) January 2, 2001

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