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Three (Ireland): 4G and 5G bands

Checked 2026-10-03

Three (Ireland) runs 4G on B3, B20, B28; B20, B28 are the coverage layer. 5G bands: —. 5G SA: not found; RedCap: not found; 3G: switched off (2024-12); 2G: —.

Check your module in Ireland

Results cover the 3 networks here; the home page checks every country at once.

Bands in detail

BandNameDuplexUplink MHzDownlink MHzLayerChecked
B31800 DCSFDD1710–17851805–1880capacity layercross-checked123
B20800 Digital DividendFDD832–862791–821coverage layercross-checked123
B28700 APTFDD703–748758–803coverage layercross-checked123
B12100 IMTFDD1920–19802110–2170capacity layersingle source3
B72600 IMT-EFDD2500–25702620–2690capacity layersingle source3

Frequencies are from the 3GPP specifications. “Single source” means only one community source lists the band; it is shown but not scored.

Network status

5G SANot found
RedCapNot found
LTE-MNot in GSMA list
NB-IoTNot in GSMA list
2G—
3GSwitched off (2024-12)4

Our dongles on this network

  1. MF833V✔ Good60%

    Supports B3, B20 (coverage layer). Missing B28 (coverage layer).

  2. Dongle 400✔ Good60%

    Supports B3, B20 (coverage layer). Missing B28 (coverage layer).

  3. F40✔ Good60%

    Supports B3, B28 (coverage layer). Missing B20 (coverage layer).

    5G: No common 5G band

Check another module →

Sources

  1. C Frequency checker · Ireland Kimovil · 2026-10-03
  2. B Irish ARFCN list: LTE carriers measured per operator (B3, B20, B28) Mast Database · 2026-10-04
  3. C Three Ireland: known frequencies (LTE B28, B20, B3, B1, B7; NR n3) Wikipedia · 2026-10-04
  4. B Global 2G & 3G network closures, by country and operator (2026 update) Wireless Logic · 2026-10-04

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