Before revision: The following UACs offer CPDLC services: Karlsruhe UAC (EDUU), controlling Rhein UIR (above FL245) London ACC (EGTT), controlling London UIR (above FL195 or FL285) Maastricht UAC (EDYY), controlling Amsterdam FIR, Hannover UIR and Brussels UIR (above FL245) Scottish ACC (EGPX), controlling Scottish UIR (above FL195, FL245 or FL255) Budapest ACC, controlling Hungarian and Kosovo UIR Stockholm ATCC (ESOS) and Malmö ATCC (ESMM), controlling Sweden FIR Canarias ACC (GCCC), controlling Canarias FIR Prague IATCC (LKAA), controlling PRAHA FIR i.e.
After revision: The following UACs offer CPDLC services: Karlsruhe UAC (EDUU), controlling Rhein UIR (above FL245) London ACC (EGTT), controlling London UIR (above FL195 or FL285) Maastricht UAC (EDYY), controlling Amsterdam FIR, Hannover UIR and Brussels UIR (above FL245) Scottish ACC (EGPX), controlling Scottish UIR (above FL195, FL245 or FL255) Budapest ACC, controlling Hungarian and Kosovo UIR Stockholm ATCC (ESOS) and Malmö ATCC (ESMM), controlling Sweden FIR Canarias ACC (GCCC), controlling Canarias FIR Prague IATCC (LKAA), controlling Praha FIR i.e.