The information presented here is not exhaustive and is mainly focused on major currently active numbers station operators running several counterpart stations at the same time.
|Operator||Country||Active stations||Inactive stations|
|Russian 6||Russia||E06, G06, S06, M14, F01, F06||E17, E20, V06, V23|
|Russian 7||Russia||E07, V07, M12, XPA, XPA2, XPB||G07, S07, XPH, XP, DP01|
|Polish 11||Poland||E11, S11a, F03, P03||G10, S26, G11, S11, M03, F11|
|UOP||Poland||G02, M04, E23|
|Ukrainian sz||Ukraine||E17z, S06s|
|DGI||Cuba||V02a, M08a, HM01||V02, M08, SK01|