Relief Tracker

245 recorded events · compiled from NANPA planning letters 1997–present

Each event page consolidates every letter issued for that decision — initial announcements, revisions and rescissions — with links to the primary documents.

All Overlay (152) Other (43) Jeopardy (26) New npa (20) Split (4)

Announced	Event	Type	Area codes	Region
2022-02-25	NPA 382 to Overlay NPA 226/519/548 (southwestern Ontario)	overlay	226 / 382	—
2022-02-18	NPA 728 to Overlay NPA 561 (Florida)	overlay	561 / 728	FL
2022-02-17	NPA 363 to Overlay NPA 516 (New York)	overlay	516 / 363	NY
2022-02-11	Assignment of NPA 528 for Non-Geographic Services	new npa	528	—
2022-02-11	NPA 283 to Overlay NPA 513 (Ohio)	overlay	513 / 283	OH
2022-01-13	NPA 835 to Overlay NPA 484/610 (Pennsylvania)	overlay	484 / 835	PA
2022-01-10	NPA 861 to Overlay NPA 309 (Illinois)	overlay	309 / 861	IL
2021-12-30	NPA 480, 602 and 623 Boundary Elimination Overlay (Arizona)	other	480	AZ
2021-12-02	NPA 468 to Overlay NPA 819/873 (western Quebec)	overlay	819 / 468	—
2021-11-17	NPA 343/613 (eastern Ontario) – amending PL-571	other	343	—
2021-11-10	NPA 263 to Overlay NPA 438/514 (Montreal, Quebec, Canada)	overlay	438 / 263	—
2021-11-10	NPA 753 to Overlay NPA 343/613 (eastern Ontario)	overlay	343 / 753	—
2021-11-10	NPA 683 to Overlay NPA 249/705 (central and northeastern Ontario)	overlay	249 / 683	—
2021-11-09	NPA 472 to Overlay NPA 910 (North Carolina) – supersedes PL-565	overlay	910 / 472	NC
2021-10-28	NPA 557 to Overlay NPA 314 (Missouri)	overlay	314 / 557	MO
2021-09-29	Assigning from NPA 527 for Non-Geographic Services	other	527	—
2021-08-12	Assignment of NPA 527 for Non-Geographic Services	new npa	527	—
2021-07-29	NPA 983 to Overlay NPA 303/720 (Colorado)	overlay	303 / 983	CO
2021-07-16	NPA 464 to Overlay NPA 708 (Illinois)	overlay	708 / 464	IL
2021-06-07	NPA 742 to Overlay NPA 289/365/905 (Southern Ontario, Canada) – supersedes PL-550	overlay	289 / 742	—
2021-05-25	NPA 368 to Overlay NPAs 403/587/780/825 (Alberta, Canada) Deferred – supersedes PL-531	overlay	403 / 368	—
2021-05-10	NPA 943 to Overlay NPA 404/470/678/770 (Georgia) supersedes PL-555	overlay	404	GA
2021-01-28	Assigning from NPA 526 for Non-Geographic Services	other	526	—
2021-01-20	NPA 879 overlay on NPA 709 (Newfoundland & Labrador, Canada) Indefinitely Deferred – supersedes PL-503, PL-514 and PL-521.	overlay	709	—
2020-12-16	Assignment of NPA 526 for Non-Geographic Services	new npa	526	—
2020-12-04	NPA 656 to Overlay 813 (Florida) supersedes PL541	other	656	FL
2020-12-04	NPA 448 to Overlay 850 (Florida) supersedes PL534	other	448	FL
2020-12-01	NPA 742 overlay on NPA 289/365/905 (Southern Ontario)	overlay	289	—
2020-10-22	NPA 202 and 771 All-Services Ovelray (District of Columbia)	other	202	DC
2020-08-18	NPA 540 and 826 All-Services Overlay (Virginia)	other	540	VA
2020-07-14	NPA 582 to Overlay 814 (Pennsylvania) supersedes PL540	other	582	PA
2020-07-13	Assigning from NPA 525 for Non-Geographic Services	other	525	—
2020-06-08	NPA 656 to Overlay NPA 813 (Florida)	overlay	813 / 656	FL
2020-06-04	NPA 582 to Overlay NPA 814 (Pennsylvania)	overlay	814 / 582	PA
2020-04-13	Assignment of NPA 525 for Non-Geographic Services	new npa	525	—
2020-04-08	NPA 945 to Overlay 214/469/972 (Texas)	other	945	TX
2020-04-06	NPA 948 to Overlay 757 (Virginia)	other	948	VA
2020-03-04	NPA 572 to Overlay NPA 405 (Oklahoma)	overlay	405 / 572	OK
2019-12-31	NPA 448 to Overlay NPA 850 (Florida)	overlay	850 / 448	FL
2019-12-04	NPA 354 to Overlay 450/579 (Area served by Montreal, Quebec, Canada)- revision	other	354	—
2019-10-28	NPA 447 to Overlay NPA 217 (Illinois)	overlay	217 / 447	IL
2019-08-20	NPA 474 to Overlay NPA 306/639 (Saskatchewan, Canada)	overlay	306 / 474	—
2019-07-23	NPA 840 to Overlay 909 (California)	other	840	CA
2019-07-12	Assigning from NPA 524 for Non-Geographic Services	other	524	—
2019-05-14	Assignment of NPA 524 for Non-Geographic Services	new npa	524	—
2018-11-19	NPA 658 to Overlay NPA 876 (Jamaica) – Permissive Dialing Date Change	overlay	876 / 658	—
2018-11-13	Assignment of NPA 523 for Non-Geographic Services	new npa	523	—
2018-10-08	NPA 659 to Overlay NPA 205 (Alabama)	overlay	205 / 659	AL
2018-09-18	NPA 839 to Overlay NPA 803 (South Carolina)	overlay	803 / 839	SC
2018-09-13	NPA 689 to Overlay 407 and 321 NPAs (Florida)	other	689	FL

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