F L O P P Y - S E N D


CSL logo

The CSL Carrier From Hong Kong is denoted by codes: 454 00. 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 Hong Kong). The last numbers of the HNI code are equal with the MNC and this ID is given for the specific mobile network operator.

Besides CSL Hong Kong has assigned country code + 852. This number + 852 is equal with international calling code and it’s simply the telephone dialing prefixes used for calling CSL numbers.
CSL uses 2 GSM bands, 2 UMTS bands, 2 and 0 CDMA bands.. You can read the specific frequency bands in the table below. All bands of the CSL are display in MHz units.
Another important information in CSL Hong Kong architectures is the standard of used protocols. It also uses 6 protocols such as GSM, UMTS, LTE, CDMA. The ISO standard code of CSL is HK. You can see more info about this mobile network operator at https://www.hkcsl.com/. How to check CSL coverage? How to check if your phone will work in Hong Kong?

FloppySend About
Name CSL
Company CSL Limited
Country Hong Kong flag Hong Kong
Country ISO HK
Country code + 852
Carrier website https://www.hkcsl.com/
Carrier codes
  • 454 00
Mobile prefix 51, 52, 53, 54, 55, 56, 59, 6x, 90, 91, 92, 93, 94, 95, 96, 97, 98
Size of NSN 8
Number format

+852 51x xxx xx

+852 52x xxx xx

+852 53x xxx xx

+852 54x xxx xx

+852 55x xxx xx

+852 56x xxx xx

+852 59x xxx xx

+852 6xx xxx xx

+852 90x xxx xx

+852 91x xxx xx

+852 92x xxx xx

+852 93x xxx xx

+852 94x xxx xx

+852 95x xxx xx

+852 96x xxx xx

+852 97x xxx xx

+852 98x xxx xx

Coverage map Unknown
Subscribers 4 218 000 (June 2017)
GSM bands
  • 900 (E-GSM)
  • 1800 (DCS)
GSM protocols
  • EDGE
  • GPRS
UMTS bands
  • B1 (2100)
  • B8 (900 GSM)
UMTS protocols
  • HSPA+
  • UTMS
LTE bands
  • B3 (1800+)
  • B7 (2600)
LTE protocols
  • LTE
  • LTE-A
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