Station Directory
Number stations with geographic coverage
4F Counting
CIA station using 4-figure groups.
Atencion
Cuban DGI Spanish voice station. Superseded by HM01 in Nov 2012.
Atencion (original)
Original Cuban DGI Spanish voice station. Preceded V02a and HM01.
Bert Kaempfert
Polish intelligence station named after Bert Kaempfert melody.
Bulgarian Betty
Czechoslovak station, misleadingly named "Bulgarian Betty".
Bulgarian Morse
Bulgarian intelligence Morse station.
Cherry Ripe
British/Australian numbers station. Used bars from folk song "Cherry Ripe" as interval signal. Transmitted from HMAS Coo...
Cherta
Active Slavic language mode of the Polish 11 operator. Uses "cherta" (dash) format.
Ciocirlia/Skylark
Romanian intelligence station. Named after the Romanian folk song "Ciocirlia" (Skylark) used as interval signal.
Counting Control
CIA station variant with "Control" format.
Counting Control (Other)
Non-English mode of CIA Counting Control station.
Cuban Cut Numbers
Cuban intelligence station using "cut number" system where digits 1-0 are substituted with letters.
Cuban Morse
Cuban DGI Morse code station.
Cuban Morse (HM01 companion)
Morse companion to HM01 Cuban hybrid station.
Cyt Cyt
Polish intelligence station.
DFD21/DFC37
German station.
Drums and Trumpets
Bulgarian intelligence station using drums and trumpets interval.
E23
Polish intelligence station.
Eastern Music Station
Egyptian intelligence station using Eastern/Arabic music as interval signal.
Edna Sednitzer
Bulgarian intelligence station, German language mode.
Edna Sednitzer (Slavic)
Bulgarian intelligence station, Slavic language mode.
Eight Note Rising Scale
Czechoslovak station with 8-note scale interval.
English Lady 0 0 0 0 0
Ukrainian variant of the Russian 6 female voice station.
English Lady 00000
Female voice counterpart of E06 from Russian 6 operator. Inactive since replaced by male voice.
English Man 000 000
English language mode of the Russian 7 operator. Known as "Faders" due to the signal fading in and out. Female synthesiz...
English Man 000 000 (variant)
Variant of E07 from Russian 7 operator.
English Man 00000
English language mode of the Russian 6 operator. Male voice reads 5-digit paired groups after 3-digit station ID. Transm...
Farsi Numbers Station
New Farsi/Persian numbers station first observed 2026-02-28. Male voice announces "Tavajoh! Tavajoh!" (Attention) before...
Fife Free
Bulgarian intelligence station.
Five Dashes
German intelligence station using dash interval signals.
Five Dashes (German)
German language version of Five Dashes station.
Four Note Rising Scale
East German Stasi station using a 4-note rising musical scale as interval signal.
French Morse
French intelligence Morse code station.
German Lady 000 000
German language mode of the Russian 7 operator. Now inactive.
German Lady 00000
German language mode of the Russian 6 operator. Now inactive.
Gongs or Chimes
East German NVA station using gong/chime interval signals.
HM01 (Atencion hybrid)
Cuban DGI hybrid analog/digital station. 3 min of 5-digit voice headers followed by RDFT digital data burst.
Kreska
Original Slavic mode of Polish 11 operator. Replaced by S11a.
Lincolnshire Poacher
Iconic British numbers station named after its interval signal — bars of the folk song "The Lincolnshire Poacher". Tra...
M04
Polish Morse station.
M05
British Morse station.
M17
Morse counterpart of E01 Ready Ready.
M45
Russian Morse station.
Magnetic Fields
Unidentified English language station.
Nancy Adam Susan
Used NATO phonetic alphabet for letters N-A-S as callsign.
NATO Alphabet
Israeli Mossad numbers station broadcasting phonetic letter groups using NATO phonetic alphabet.
New Star Broadcasting (variant a)
V13 variant: AM mode, introductory phrase spoken once, analog voice synthesizer, 5-7 messages.
New Star Broadcasting (variant b)
V13 variant: AM/USB hybrid, introductory phrase spoken twice, 4 messages.
New Star Broadcasting Station
Taiwanese intelligence numbers station operated by the National Security Bureau. Female Chinese voice reads 4-digit grou...
NNN
Austrian intelligence station. Multi-language: English, German, other.
NNN (German)
German language mode of Austrian NNN station.
NNN (Other)
Non-English/German mode of Austrian NNN station.
NNN (V18)
Variant of Austrian NNN station.
NNN Morse
Morse mode of Austrian NNN station.
North Korean Morse
North Korean intelligence Morse code station.
Oblique
English language mode of the Polish 11 operator. Female voice. Null format: 3-digit ID, "Oblique", "00", "Out".
Okno
Czech intelligence station.
OLX
Czechoslovak intelligence station.
Papa November
German station using NATO phonetic callsign.
Polish 11 FSK
FSK digital mode of Polish 11 operator.
Polish 11 FSK (old)
Former FSK mode of Polish 11 operator.
Polish 11 Morse
Morse mode of Polish 11 operator.
Polish 11 PSK
PSK digital mode of Polish 11 operator.
Radio Pyongyang Numbers
North Korean numbers station. Female announcer identifies agent number and reads 5-digit groups.
Ready Ready
Unidentified English language numbers station. Last reported in late 1999.
Rebeat
English language numbers station nicknamed "Slot Machine" due to distinctive electronic tones between number groups. Egy...
Rebeat (variant b)
Inactive variant of the E25 Rebeat station.
Rebeat (variant)
Variant of E25 Rebeat station.
Russian 6 FSK
FSK digital mode of Russian 6 operator.
Russian 6 FSK (variant)
Variant FSK mode of Russian 6 operator.
Russian 6 Morse
Morse code mode of Russian 6 operator.
Russian 7 FSK
FSK digital mode of Russian 7 operator.
Russian 7 Morse
Morse code mode of Russian 7 operator.
Russian 7 Polytone
Polytone digital mode of Russian 7 operator. Multi-frequency shift keying.
Russian 7 Polytone (variant)
Variant of XPA polytone mode.
Russian 7 PSK
PSK digital mode of Russian 7 operator.
Russian 7 XP (original)
Original polytone mode of Russian 7 operator. Replaced by XPA/XPA2/XPB.
Russian 7 XPB
XPB digital mode of Russian 7 operator.
Russian Lady 0 0 0 0 0
Ukrainian variant of Russian 6 operator. Female voice with spaced zeros.
Russian Man 0 0 0
Russian voice station with spaced zeros format.
Russian Man 000 000
Russian language mode of Russian 7 operator. Now inactive.
Russian Man 00000
Russian language mode of the Russian 6 operator. Male voice reads 5-digit paired groups.
Russian Man 00000 (Soviet)
Original Soviet-era version of S06.
Russian Man Control
Russian voice station with "Control" format.
Russian Morse
Russian intelligence Morse code station. Transmits 5-digit groups in CW.
Russian Morse (variant)
Variant of M01 Russian Morse station.
S06c (variant)
Variant of S06.
Saxophone Piece
Unidentified station using saxophone music interval.
Schlosst
Unknown origin station.
SK01 (Cuban digital)
Former Cuban DGI digital mode.
South Korean Morse
South Korean intelligence Morse station.
Spanish Lady 000 000
Spanish language mode of the Russian 7 operator. Female voice. Based in Khabarovsk since 2011.
Spanish Lady 00000
Spanish language mode of Russian 6 operator. Now inactive.
Spruch
Unknown origin German station.
Squeaky Wheel
Russian military station broadcasting a repetitive squeaking/grinding noise. Part of the Russian military beacon network...
Strich
German language mode of Polish 11 operator.
Swedish Rhapsody
German language numbers station famous for its eerie music-box interval signal — Swedish Rhapsody No.1. Child-like fem...
The Bored Man
Cuban station nicknamed for the listless tone of the male announcer.
The Counting Station
CIA-operated numbers station. Female voice counting in English. Also broadcast in German (G05) and Spanish (V05).
The Counting Station (German)
German language mode of CIA Counting Station.
The Counting Station (Spanish)
Spanish language mode of CIA Counting Station.
The Lighthouse
Vietnamese intelligence station.
The Parrot
North Korean intelligence station. Repeats groups in parrot-like fashion.
The Pip
Russian military station broadcasting a short pip/beep at regular intervals. Companion to UVB-76 (The Buzzer).
Three Note Oddity
Hungarian intelligence station with a distinctive 3-note musical interval.
Three Note Oddity Morse
Hungarian intelligence Morse station.
Two Letter
German intelligence station.
Two Letter (German)
German language version of Two Letter station.
Tyrolean Music Station
French intelligence station using Tyrolean folk music interval signal.
UVB-76 (The Buzzer)
Russian military shortwave station known as "The Buzzer". Broadcasts a repetitive buzzing tone at ~25 tones per minute....
V02a-style (Chinese)
Chinese language numbers station. Female voice reading 4-digit groups. Believed operated by Chinese intelligence. Uses f...
V03 Tri Bukviy
Russian numbers station known as "Tri Bukviy" (Three Letters). Female voice reading 3-letter phonetic groups followed by...
V07f
Variant of Russian 7 operator.
V23
Russian 6 variant voice mode. Now inactive.
V24
South Korean intelligence station. Rare and sporadic.
Vietnamese Morse
Vietnamese intelligence Morse station.
YT
Yugoslav intelligence station.