Sprint is a US toll-free Responsible Organization (RespOrg) identified by code SP. They manage and assign toll-free numbers on behalf of business customers.

How many toll-free numbers does Sprint have?

Sprint (SP) manages 0 active toll-free numbers as of 2026-04, according to the Somos toll-free registry tracked by Resporgs.com.

How do I request a specific toll-free number from Sprint?

Resporgs.com hosts a request form for Sprint at https://resporgs.com/ask/SP. Fill in the number you want and your contact details; we'll route the request to the appropriate party.

Sprint SP

alias: t-mobile.com

Wireless Dormant Group: T-Mobile

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Website · visit · full size

Based in Overland Park, KS · street view · full size

Based in Overland Park, KS · satellite · full size

Website: t-mobile.com Domain since 2000 (26y)

At a glance

Active numbers

Change over 4 years

-283,249

-100.0% · #129 of 156

Opportunism Index

0.62%

#89 of 228

Sub-codes in use

Dormant RespOrg

This phone company is dead or nearly dead — almost zero numbers and little or no activity. Sometimes called a "zombie" RespOrg because they just won't die.

Last seen with active numbers: 2024-04. Nothing in any monthly snapshot since.

The trajectory chart below shows the full history. The code may have been transferred, retired, or reassigned to a new operator that hasn't begun activating numbers yet.

Trajectory

Total active inventory Numbers harvested from disconnect pool that month

Show monthly numbers

Month	Inventory	Acquired	Harvested	Lost	From spare	To spare
2018-03	283,249	0	0	0	0	0
2018-06	83,861	427	1	199,815	282	51,128
2018-09	57,641	1,923	2	28,143	686	13,103
2018-10	54,333	227	11	3,535	90	2
2018-11	54,597	382	0	118	286	0
2018-12	54,307	271	0	561	71	0
2019-01	53,942	90	0	455	55	15
2019-02	53,730	404	0	616	395	0
2019-03	54,554	977	0	153	905	21
2019-04	54,183	109	0	480	107	2
2019-05	54,178	229	0	234	153	3
2019-06	55,062	1,081	0	197	103	5
2019-08	49,692	302	0	5,672	156	5,275
2019-09	54,718	5,273	0	247	5,233	3
2019-10	54,668	326	0	376	106	2
2019-11	54,171	238	0	735	170	11
2019-12	53,834	86	0	423	69	0
2020-01	53,791	80	0	123	22	22
2020-02	52,211	233	0	1,813	200	2
2020-03	52,237	93	0	67	30	0
2020-04	52,195	179	0	221	106	0
2020-05	52,141	63	0	117	36	0
2020-06	51,926	114	0	329	31	0
2020-07	51,804	251	0	373	133	0
2020-08	51,661	83	0	226	36	0
2020-09	51,866	445	0	240	95	2
2020-10	51,675	151	0	342	71	0
2020-11	51,653	109	0	131	80	34
2020-12	51,796	374	0	231	58	3
2021-01	51,675	39	0	160	13	0
2021-02	51,457	122	0	340	3	2
2021-03	51,148	83	0	392	46	0
2021-04	51,153	239	0	234	216	0
2021-05	50,209	207	0	1,151	181	0
2022-05	47,191	1,348	5	4,366	679	657
2022-06	46,532	33	0	692	25	0
2022-07	46,459	65	0	138	58	17
2022-08	44,750	81	0	1,790	57	0
2022-09	41,859	43	0	2,934	19	0
2022-10	41,463	22	0	418	12	4
2022-11	41,190	13	0	286	13	0
2022-12	40,944	11	0	257	1	0
2023-01	40,838	42	0	148	2	0
2023-02	39,963	4	2	879	0	0
2023-03	35,773	21	0	4,211	3	16
2023-04	34,382	8	0	1,399	0	0
2023-05	33,488	3	0	897	0	0
2023-06	32,243	0	0	1,245	0	0
2023-07	46,459	14,375	67	159	1,279	92
2023-08	23,998	89	2	22,550	38	1,449
2023-09	20,433	0	0	3,565	0	0
2023-10	15,923	0	0	4,510	0	0
2023-11	14,775	0	0	1,148	0	0
2023-12	0	0	0	14,775	0	7,317
2024-02	12,942	12,942	183	0	6,602	0
2024-03	12,821	0	0	121	0	0
2024-04	79	0	0	12,742	0	0
2024-05	0	0	0	79	0	0

Flow patterns (42-month cumulative)

Inbound (numbers acquired)

Direct transfer from another RespOrg	18,909.0
Harvested from disconnect pool	555.0
First assigned from spare pool	20,301.0
Reactivated own disconnects	6.0

Outbound (numbers lost)

Direct transfer to another RespOrg	136,688.0
Standard disconnect aging process (3+ months in DISC)	4,094
Abbreviated disconnect period (1–2 months in DISC)	14,993
Released directly to spare pool	29,452.0

Of the 19,087 disconnect episodes this RespOrg has sent through aging, 79% were abbreviated (1–2 snapshots in DISC status). That's a strong early-disconnector signal — this RespOrg routinely releases numbers before the full 3–4 month aging window. Worth checking daily for vanity drops.

Top direct-transfer sources (INto SP)

IU	855.0	Interactive RespOrg Management
ZX	750.0	Haven Partners (CHP)
JY	688.0	Bandwidth
YV	558.0	Invoca
SO	493.0	Signal One
MY	487.0	Mayfair Communication (Primetel)
FO	334.0	Flotrax (Primetel)
MT	321.0	Toll Free Management
TW	203.0	Twilio
CB	190.0	Crossbow Telecom (Primetel)

Top direct-transfer destinations (OUT of SP)

LQ	4,994.0	Inteliquent
LG	3,414.0	Lumen Technologies (Lumen)
YA	2,681.0	BT Americas
AT	2,488.0	AT&T
VZ	2,251.0	Verizon Business (Verizon)
JY	2,032.0	Bandwidth
KS	1,958.0	Lumen Technologies (Lumen)
GD	1,161.0	ANI Networks
UB	1,079.0	46 Labs
TW	891.0	Twilio

Summary

Sprint merged with T-Mobile and pretty much got out of the toll free business.

Contact-form message

with a customer of Sprint (T-Mobile)

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