FactBook

The information shown below was provided by representatives of the carrier shown. The International Inbound Services Forum does not warrant the accuracy of the information and assumes no liability for errors.
General
CountryUnited States 
CarrierT-Mobile|Sprint 
Last edited (yyy-mm-dd)2021-11-08 
Number formats
Outbound Freephonenot offered 
Domestic Freephone1-800-xxx-xxxx, 1-888-xxx-xxxx, 1-877-xxx-xxxx,
1-866-xxx-xxxx, 1-855-xxx-xxxx, 1-844-xxx-xxxx 
International Access CodeIn general 011. From other networks 10333 011 
Service offerIFSUIFN
InboundYes Yes 
DomesticNo No 
Home Country Direct InboundYes No 
OutboundNo No 
Home Country Direct OutboundNo No 
CLI provided on outbound callsNo  No 
Outbound simultaneous call limit and defaultNo limitation No limitation 
Call chargeIFSUIFN
Free or chargeablenot offered not offered 
Remark
Number accessibility within countryIFSUIFN
Accessible from PABXsN.a. N.a. 
Accessible from HotelsN.a. N.a. 
Accessible from phones with international call barringN.a. N.a. 
Geographic restrictionsN.a. N.a. 
Islands/teritories included in dialplanN.a. N.a. 
Accessible through other carriers/networks in countryN.a. N.a. 
Full country coverage provided by a single carrierN.a. N.a. 
Telephone include alpha charactersYes 
Access from payphonesIFSUIFN
Coins or cards neededNone None 
Payphone
operator
To be
recognized
IFS
access
free /
charged
UIFN
access
free /
charged
HCD
access
free /
charged
Remarks on payphone access
Access from
mobile operators
Number
ranges
IFS
access
free /
charged
UIFN
access
free /
charged
HCD
access
free /
charged
Various Varies 
Remarks on mobile accessibility* Mobile capability is allowed however mobile phone or 3rd party vendor may block usage. Calls may be charged. 
Number accessibility from abroadIFSUIFN
IFS numbersN.a. N.a.
Domestic freephonenumbersNo N.a.
DTMF Capability
Required for accessNo 
% of payphones with DTMF100 
100% by when
Number PortabilityIFSUIFN
Domestic to internationalN.a. All UIFN's portable as required by ITU-T rec. E.169
International to domesticN.a. 
International between countriesN.a. 
International between carriersN.a. 
Domestic or international between carriers within countryN.a. 
Single SOF portability supportedN.a. 
Number for callers to report troubleTerminating Carrier Terminating Carrier 
Directory serviceIFSUIFN
PrintedN.a. N.a. 
Operator assistedN.a. N.a. 
InternetN.a. N.a. 
Aging period for disconnected numbersN.a. N.a.
Service provisioning leadtimeN.a. N.a. 
Related servicesInboundOutbound
Offers international shared costNo No 
Offers international premium rateNo No 
Does agree to use transit for IFS/HCDNo No 
Is willing to act as transit carrier for IFS/HCDNo 
Offers wholesale IFSYes through our Local Sales Organization 
Internet links
Carrier homepagewww.Sprint.com 
For additional information 
Regulatorwww.fcc.gov 
Public holiday information