| https://lotw.arrl.org/lotwuser/default | ARRL LOTW |
| https://www.qrz.com/ | QRZ.COM |
| https://www.eqsl.cc/qslcard/index.cfm | e-QSL |
| https://www.piwebcat.g3vpx.net/ | piWebCAT |
| https://mcbainsite.co.uk/a-guide-to-dmr/ | A Guide to DMR |
| https://www.miklor.com/ | Radio Support & Information Site |
| https://dvsph.net/ | DVSPh Network |
| https://www.dmrfordummies.com/talkgroups/ |
WorldWideWeb Link
