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A1 Croatia mobile cellular frequency spectrum

Latest update
21 June 2026
Current spectrum allocation register

A1 spectrum licence details

Current valid assignments with frequency boundaries, distribution scope, geographic footprint and licence validity.

8Current licences 8Spectrum layers
Operator Frequency band Uplink start Uplink end Downlink start Downlink end Total spectrum Regional / Nationwide Region Valid from Valid to
A1 700 MHz 703 713 758 768 10 MHz Nationwide Nationwide Subscriber data Subscriber data
A1 800 MHz 852 862 811 821 10 MHz Nationwide Nationwide Subscriber data Subscriber data
A1 900 MHz 900 915 945 960 15 MHz Nationwide Nationwide Subscriber data Subscriber data
A1 1800 MHz 1760 1785 1855 1880 25 MHz Nationwide Nationwide Subscriber data Subscriber data
A1 2100 MHz 1920 1935 2110 2125 15 MHz Nationwide Nationwide Subscriber data Subscriber data