F L O P P Y - S E N D


T-Mobile logo

The T-Mobile Carrier From Slovakia is denoted by codes: 231 02, 231 04. The followings IDs are called HNI (Home network identity). This code is created by the combination of two other Mobile Country Code (MCC) and Mobile Network Code (MNC). The first three numbers stand for the MCC and they are used in order to identify the region which the carried comes from (in the following example it’s Slovakia). The last numbers of the HNI code are equal with the MNC and this ID is given for the specific mobile network operator.

Besides T-Mobile Slovakia has assigned country code + 421. This number + 421 is equal with international calling code and it’s simply the telephone dialing prefixes used for calling T-Mobile numbers.
T-Mobile uses 2 GSM bands, 2 UMTS bands, 4 and 0 CDMA bands.. You can read the specific frequency bands in the table below. All bands of the T-Mobile are display in MHz units.
Another important information in T-Mobile Slovakia architectures is the standard of used protocols. It also uses 8 protocols such as GSM, UMTS, LTE, CDMA. The ISO standard code of T-Mobile is SK. You can see more info about this mobile network operator at https://www.telekom.sk/. How to check T-Mobile coverage? How to check if your phone will work in Slovakia?

FloppySend About
Name T-Mobile
Company Slovak Telekom
Country Slovakia flag Slovakia
Country ISO SK
Country code + 421
Carrier website https://www.telekom.sk/
Carrier codes
  • 231 02
  • 231 04
Mobile prefix 901, 902, 903, 904, 910, 911, 912, 914
Size of NSN 9
Number format

+421 901 xxx xxx

+421 902 xxx xxx

+421 903 xxx xxx

+421 904 xxx xxx

+421 910 xxx xxx

+421 911 xxx xxx

+421 912 xxx xxx

+421 914 xxx xxx

Coverage map Check T-Mobile Coverage
Subscribers 2 399 000 (2Q 2020)
GSM bands
  • 900 (E-GSM)
  • 1800 (DCS)
GSM protocols
  • EDGE
  • GPRS
UMTS bands
  • B1 (2100)
  • B8 (900 GSM)
UMTS protocols
  • DC-HSDPA 42.2
  • HSPA+
  • UTMS
LTE bands
  • B3 (1800+)
  • B7 (2600)
  • B20 (800 DD)
  • B43 (TD 3700)
LTE protocols
  • LTE
  • LTE-A
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