RADIO
| Shortwave Frequencies | AM Radio Day |
| Radio Wave Propagation | AM Radio Night |
| DoDropIn | APRS.FI |
| American radio Relay League (ARRL) |
MW/FM and SW DX
| Allstar Link | IRLP | Hamshack Hotline | DMR |
| 468100 | 3277 | My number 6100000768 | DMR Channels USA |
| 468101 | AmateurWire | Brandmeister Dashboard | |
| My number 1032 or DMR 3140504 | Brandmeister Hoseline | ||
| Hams Over IP | |||
| My number is 100038 | HoIP Phonebook |
Del City Radio Club 