| WG # | EIA # | IEC # | Low Freq. | High Freq. | Cutoff Freq. | Internal Size (mm) | Wall | |
| WG10 | WR284 | R32 | 2.60GHz | 3.95GHz | 2.078GHz | 72.14 34.04 | 2.032 | |
| WG11 | 2.448GHz | 60.25 28.50 | 1.626 | |||||
| WG11A | WR229 | R40 | 3.30GHz | 4.90GHz | 2.577GHz | 58.17 29.08 | 1.626 | |
| WG12 | WR187 | R48 | 3.95GHz | 5.85GHz | 3.152GHz | 47.55 22.15 | 1.626 | |
| WG13 | WR159 | R58 | 4.90GHz | 7.05GHz | 3.711GHz | 40.39 20.19 | 1.626 | |
| WG14 | WR137 | R70 | 5.85GHz | 8.20GHz | 4.301GHz | 34.85 15.80 | 1.626 | |
| WG15 | WR112 | R84 | 7.05GHz | 10.0GHz | 5.260GHz | 28.50 12.62 | 1.626 | |
| OLD English | 5.902GHz | 25.40 12.70 | ||||||
| WG16 | WR90 | R100 | 8.20GHz | 12.4GHz | 6.557GHz | 22.86 10.16 | 1.270 | |
| WG17 | WR75 | R120 | 10.0GHz | 15.0GHz | 7.869GHz | 19.05 9.525 | 1.270 | |
| WG18 | WR62 | R140 | 12.4GHz | 18.0GHz | 9.488GHz | 15.80 7.899 | 1.016 | |
| WG19 | WR51 | R180 | 15.0GHz | 22.0GHz | 11.57GHz | 12.95 6.477 | 1.016 | |
| WG20 | WR42 | R220 | 18.0GHz | 26.5GHz | 14.05GHz | 10.67 4.318 | 1.016 | |
| WG21 | WR34 | R260 | 22.0GHz | 33.0GHz | 17.36GHz | 8.636 4.318 | 1.016 | |
| WG22 | WR28 | R320 | 26.5GHz | 40.0GHz | 21.08GHz | 7.112 3.556 | 1.016 | |
| WG23 | WR22 | R400 | 33.0GHz | 50.0GHz | 26.34GHz | 5.690 2.845 | 1.016 | |
| WG24 | WR19 | R500 | 40.0GHz | 60.0GHz | 31.39GHz | 4.775 2.388 | 1.016 | |
IEC - International Electrotechnical Commission,
EIA - Electronic Industries Association (USA).
| Band | Freq. | Alternatives |
| L | 1-2GHz | |
| S | 2-4GHz | 2.6-3.95GHz |
| C | 4-8GHz | |
| X | 8-12GHz | |
| Ku | 12-18GHz | P-band, J-band |
| K | 18-26.5GHz | |
| Ka | 26.5-40GHz | R-band |
| Q | 33-50GHz | |
| U | 40-60GHz |
