Other popular abbreviations used in radiotelegraphy
| AA | All after (used after question mark to request a repetition) |
| AB | All before (similarly) |
| ARRL | American Radio Relay League |
| ABT | About |
| ADR | Address |
| AGN | Again |
| ANT | Antenna |
| ARND | Around |
| BCI | Broadcast interference |
| BK | Break (to pause transmission of a message, say) |
| BN | All between |
| BTR | Better |
| BUG | Semiautomatic mechanical key |
| B4 | Before |
| C | Yes; correct |
| CBA | Callbook address |
| CFM | Confirm |
| CK | Check |
| CL | Clear (I am closing my station) |
| CLG | Calling |
| CQ | Calling any station |
| CQD | Original International Distress Call |
| CS | Callsign |
| CTL | Control |
| CUD | Could |
| CUL | See you later |
| CUZ | Because |
| CW | Continuous wave (i.e., radiotelgraph) |
| CX | Conditions |
| DE | From (or "this is") |
| DN | Down |
| DR | Dear |
| DSW | Goodbye (Russian: до свидания [Do svidanya]) |
| DX | Distance (sometimes refers to long distance contact), foreign countries |
| EMRG | Emergency |
| ENUF | Enough |
| ES | And |
| FB | Fine business (Analogous to "OK") |
| FCC | Federal Communications Commission |
| FER | For |
| FM | From |
| FREQ | Frequency |
| FWD | Forward |
| GA | Good afternoon or Go ahead (depending on context) |
| GE | Good evening |
| GG | Going |
| GM | Good morning |
| GN | Good night |
| GND | Ground (ground potential) |
| GUD | Good |
| GX | Ground |
| HI | Laughter |
| HR | Here, hear |
| HV | Have |
| HW | How |
| II | I say again |
| IMP | Impedance |
| KN | Over |
| LID | Poor operator |
| MILS | Milliamperes |
| MNI | Many |
| MSG | Message |
| N | No; nine |
| NIL | Nothing |
| NR | Number |
| NW | Now |
| NX | Noise; noisy |
| OB | Old boy |
| OC | Old chap |
| OM | Old man (any male amateur radio operator is an OM) |
| OO | Official observer |
| OP | Operator |
| OT | Old timer |
| OTC | Old timers club |
| OOTC | Old old timers club |
| PSE | Please |
| PWR | Power |
| PX | Prefix |
| QCWA | Quarter Century Wireless Association |
| R | Are; received as transmitted (origin of "Roger"), or decimal point (depending on context) |
| RCVR | Receiver (radio) |
| RFI | Radio Frequency Interference |
| RIG | Radio apparatus |
| RPT | Repeat or report (depending on context) |
| RPRT | Report |
| RST | Signal report format (Readability-Signal Strength-Tone) |
| RTTY | Radioteletype |
| RX | Receiver |
| SAE | Self-addressed envelope |
| SASE | Self-addressed, stamped envelope |
| SED | Said |
| SEZ | Says |
| SFR | So far (proword) |
| SIG | Signal or signature |
| SIGS | Signals |
| SK | Out (proword) |
| SKED | Schedule |
| SMS | Short message service |
| SN | Soon |
| SNR | Signal-to-noise ratio |
| SRI | Sorry |
| SSB | Single sideband |
| STN | Station |
| T | Zero |
| TEMP | Temperature |
| TFC | Traffic |
| TKS | Thanks |
| TMW | Tomorrow |
| TNX | Thanks |
| TT | That |
| TU | Thank you |
| TVI | Television interference |
| TX | Transmit, transmitter |
| TXT | Text |
| U | You |
| UR | Your or You're (depending on context) |
| URS | Yours |
| VX | Voice; phone |
| VY | Very |
| W | Watts |
| WA | Word after |
| WB | Word before |
| WC | Wilco |
| WDS | Words |
| WID | With |
| WKD | Worked |
| WKG | Working |
| WL | Will |
| WUD | Would |
| WTC | Whats the craic? (Irish Language: [Conas atá tú?]) |
| WX | Weather |
| XCVR | Transceiver |
| XMTR | Transmitter |
| XYL | Wife |
| YF | Wife |
| YL | Young lady (used for any female) |
| ZX | Zero beat |
| 73 | Best regards |
| 88 | Love and kisses |