Learn the DCO Code of Conduct: guidelines and rules for respectful, safe, and enjoyable participation in the DCO radio community.

The DCO is divided into several specialized areas: CB & 11m local radio communicators CB & 11m long DX radio communicators HAM Amateur Radio Listener and Transmitters. SWL & CW IOTA POTA COTA LOTA SOTA WWFF Listener and Broadcasters Radio Stations DCOH Humans world DCOA Animals world DCOC Climate & Environment protection DXCO DX Communication Operators DCO Delta Charlie Oscar Group DCOP Prepper Association (DCOP) DCOS Science Space & ASTRO Association ARCARC Association DCON The Independent News Room DCOF The Fancy Club for Young and Old

DCO DXCO International unites radio operators worldwide. CB & DX communication, clusters, tools, and community – your hub for global connection. 🧱 DXCO Membership Registration Welcome to DXCO International! Membership is lifelong and completely free. Please fill out the form below with your current QRZ, Operator Name, and Country/Division. After submission, our HQ team will review your details and send you your official DXCO QRZ and membership documents. Current QRZ* Operator Name / First Name* Country / Division (e.g. 18 for Greece)* E-Mail-Adress* Message / Comments (optional) I am interested in a Special Membership (Division Manager) I would like to receive information about Membership Upgrades (Rising Star, Silverstream, Golden Antenna) I am interested at both of them. Submit Application Prefix List 11m Band (2025) International HAM Events read more: >>> DCO QSL CARD´s 360 MOUNT OLYMPUS GREECE 359 MOUNT VIGLA GREECE 1 Italy 360 MOUNT OLYMPUS GREECE 1/356 QSL CARD Section >>>

Register for DXCO membership—lifelong and free! Gain access to forums, group participation, QSL card exchange, and connect with CB, 11m, and other radio enthusiasts worldwide. Membership in the DCO DXCO is fundamentally lifelong and free of charge. 🧱 DXCO Membership Registration Welcome to DXCO International! Membership is lifelong and completely free. Please fill out the form below with your current QRZ, Operator Name, and Country/Division. After submission, our HQ team will review your details and send you your official DXCO QRZ and membership documents. Current QRZ* Operator Name / First Name* Country / Division (e.g. 18 for Greece)* E-Mail-Adress* Message / Comments (optional) I am interested in a Special Membership (Division Manager) I would like to receive information about Membership Upgrades (Rising Star, Silverstream, Golden Antenna) I am interested at both of them. Submit Application If you’d like to receive printed material, you can optionally choose one of our support plans to help the group. Please note: membership is always free – no costs, no obligations. Only if a member wants something special, they can select one of the plans listed below. Thank you & 73! Choose your membership plan DCO The Rising Star € 10 10€ Bronze Level (The Rising Star) Bronze membership: 10 €/$ including 5 €/$ annual fee Valid for 12 months Select You get: 1 unique callsign 1 unique E-QSL card 1 unique e-certificate 1 unique access to the members area on the club website 1 unique email address with your callsign 1 glossy printed membership certificate. 10 QSL cards glossy print on both sides (incl. envelopes) DCO The Silverstream € 30 30€ Silver Level (The Silverstream) Silver membership: 30 €/$ including 5 €/$ annual fee. Valid for 12 months Select You get: 1 unique callsign 1 unique E-QSL card 1 unique e-certificate 1 unique access to the members area on the club website 1 unique email address with your callsign 1 glossy printed membership certificate. 30 QSL cards glossy print on both sides (incl. envelopes) 1 DCO coffee cup DCO The Golden Antenna € 50 50€ Gold Level (The Golden Antenna) Silver membership: 50 €/$ including 5 €/$ annual fee. Valid for 12 months Select You get: 1 unique callsign 1 unique E-QSL card 1 unique e-certificate 1 unique access to the members area on the club website 1 unique email address with your callsign 1 glossy printed membership certificate. 50 QSL cards glossy print on both sides (incl. envelopes) 50 self-adhesive letter seals 1 DCO Car window sticker 20 x 20 cm 1 DCO coffee cup

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Explore DCO HAM Events: worldwide amateur radio gatherings, contests and workshops. Connect with operators and discover global DX activities.

Explore SWL (Shortwave Listening) with DCO: guides, tips, and resources for monitoring international broadcasts and radio signals.

Explore DCO Communication: CB, 11m and HAM radio, DX Clusters, satellite, marine and weather networks. Tools, guides and global resources for radio operators. Communication 11m Band 26.000-27.995 MHz DX CB Radio HAM Radio SATELLITE SWL Radio CW

Meta Description: Explore HAM Radio with DCO International: amateur radio, CW, SWL, IOTA, SOTA and more. Discover global events, DX communication, and resources for radio operators worldwide. QSL CARDS from HAM Radio Operators

Explore CW and Morse code with DCO International: learn techniques, join events, and access guides and resources for HAM radio operators worldwide.