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
2026-09-04	NPA 565 to Overlay NPA 912 (Georgia)	overlay	912 / 565	GA
2026-07-16	Assignment of NPA 543 for Non-Geographic Services	new npa	543	—
2026-05-26	Assigning from NPA 542 for Non-Geographic Services	other	542	—
2026-03-16	Assignment of NPA 542 for Non-Geographic Services	new npa	542	—
2025-10-28	Assigning from NPA 538 for Non-Geographic Services	other	538	—
2025-10-17	NPA 273 to Overlay NPA 367/418/581 (Eastern Québec)	overlay	367 / 273	—
2025-07-02	Assignment of NPA 538 for Non-Geographic Services	new npa	538	—
2025-03-26	NPA 465 to Overlay NPA 347/718/917/929 (New York)	overlay	347 / 465	NY
2024-11-06	NPA 729 to Overlay 423 (Tennessee) – supersedes PL-619	other	729	TN
2024-11-04	Assigning from NPA 532 for Non-Geographic Services	other	532	—
2024-08-19	NPA 471 to Overlay NPA 662 (Mississippi)	overlay	662 / 471	MS
2024-05-07	NPA 483 to Overlay NPA 334 (Alabama)	overlay	334 / 483	AL
2024-02-13	NPA 748 to Overlay NPA 970 (Colorado)	overlay	970 / 748	CO
2024-02-06	NPA 357 to Overlay NPA 559 (California)	overlay	559 / 357	CA
2023-12-06	NPA 621 to Overlay NPA 281/346/713/832 (Texas)	overlay	281 / 621	TX
2023-09-15	NPA 879 to Overlay NPA 709 (Newfoundland & Labrador, Canada) - supersedes PL-557	overlay	709 / 879	—
2023-08-08	NPA 837 to Overlay NPA 530 (California)	overlay	530 / 837	CA
2023-08-03	NPA 564 to Overlay NPA 206 (Washington)	overlay	206 / 564	WA
2023-07-24	NPA 729 to Overlay NPA 423 (Tennessee)	overlay	423 / 729	TN
2023-07-13	NPA 679 to Overlay NPA 313 (Michigan)	overlay	313 / 679	MI
2023-06-23	NPA 457 to Overlay NPA 318 (Louisiana)	overlay	318 / 457	LA
2023-06-12	NPA 924 to Overlay NPA 507 (Minnesota)	overlay	507 / 924	MN
2023-05-25	Assignment of NPA 532 for Non-Geographic Services	new npa	532	—
2023-05-16	NPA 738 to Overlay NPA 213/323 (California)	overlay	213 / 738	CA
2023-05-11	NPA 942 to Overlay NPA 416/437/647 (Toronto, Ontario)	overlay	416 / 942	—
2023-05-11	NPA 257 to Overlay NPA 236/250/604/672/778 (British Columbia)	overlay	236 / 257	—
2023-04-10	Assignment of NPA 633 for Non-Geographic Services (Canada)	new npa	633	—
2023-02-16	NPA 436 to Overlay NPA 440 (Ohio)	overlay	440 / 436	OH
2023-01-26	710 Numbering Plan Area (NPA) for the U.S. Government	other	—	AR
2023-01-09	NPA 686 to Overlay NPA 804 (Virginia)	overlay	804 / 686	VA
2022-12-06	NPA 624 to Overlay NPA 716 (New York)	overlay	716 / 624	NY
2022-11-28	NPA 821 to Overlay NPA 864 (South Carolina)	overlay	864 / 821	SC
2022-11-09	NPA 353 to Overlay NPA 608 (Wisconsin)	overlay	608 / 353	WI
2022-10-31	NPA 327 to Overlay NPA 870 (Arkansas) – supersedes PL-587	overlay	870 / 327	AR
2022-09-27	NPA 227 to Overlay NPA 240/301 (Maryland)	overlay	240 / 227	MD
2022-09-16	Assigning from NPA 529 for Non-Geographic Services	other	529	—
2022-08-29	Assignment of NPA 529 for Non-Geographic Services	new npa	529	—
2022-08-19	NPA 428 to Overlay NPA 506 (New Brunswick, Canada) - supersedes PL-553	overlay	506 / 428	—
2022-08-01	NPA 369 to Overlay NPA 707 (California)	overlay	707 / 369	CA
2022-07-14	NPA 324 to Overlay NPA 904 (Florida)	overlay	904 / 324	FL
2022-06-21	NPA 975 to Overlay NPA 816 (Missouri) – supersedes PL-568	overlay	816 / 975	MO
2022-06-17	NPA 235 to Overlay NPA 573 (Missouri)	overlay	573 / 235	MO
2022-06-15	NPA 730 to Overlay NPA 618 (Illinois)	overlay	618 / 730	IL
2022-06-06	NPA 350 to Overlay NPA 209 (California)	overlay	209 / 350	CA
2022-06-02	NPA 274 to Overlay NPA 920 (Wisconsin) – supersedes PL-586	overlay	920 / 274	WI
2022-05-31	NPA 584 to Overlay NPA 204/431 (Manitoba) - amending PL-584	overlay	204 / 584	—
2022-05-11	NPA 329 to Overlay NPA 845 (New York)	overlay	845 / 329	NY
2022-04-20	NPA 354 to Overlay NPA 450/579 (area surrounding Montréal, Québec, Canada) - amending PL-589	overlay	450 / 354	—
2022-04-14	NPA 645 to Overlay NPA 305/786 (Florida)	overlay	305 / 645	FL
2022-03-02	Assigning from NPA 528 for Non-Geographic Services	other	528	—

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