Currently we do not have enough hams on-island to have a formal club so we want to acknowledge those who are here and those who have been here. If you have been here and want to be included to be part of the group, please let us know. No doubt, this list will undergo many revisions.
| Call | US Call | Name | Remarks |
| KG4AB | KF7YOX | KF7YOX | Off-islander |
| KG4AC | KB6MTH | Roger Chatterjee | Off-islander |
| KG4AE | Bruce Hamburger | Off-islander | |
| KG4AI | Frank Webb | Off-islander | |
| KG4AJ | AH0AJ | Norm Mattox | Off-islander |
| KG4AK | KD9EFK | Alexander Leksey | On-islander |
| KG4AN | KG4AN | Club Call | Club Call |
| KG4AS | N4SIA | Tip Strickland | Off-islander |
| KG4AU | VE3WVA | Rusty Auxier | Off-islander |
| KG4AW | KG9LB | Jim Stonecipher | Off-islander |
| KG4BB | W4GOV | Adam Forman | Off-islander |
| KG4BC | KA4ZEO | Brett Chmurs | On-islander |
| KG4BP | K5VIP | Barry Priddy | Off-islander |
| KG4BV | Ink Bowen | Off-islander | |
| KG4BX | W9BBX | Antonio Scauso | Off-islander |
| KG4CB | K7NTN | Carolyn Bishop | Off-islander |
| KG4CL | KG6TTN | Chris Kevi | On-islander |
| KG4CM | W1WON | Cory McDonald | Off-islander |
| KG4CN | W0CN | Dan Hausaure | Off-islander |
| KG4CQ | N4NOZ | Tom Mann | Off-islander |
| KG4DL | WB4DNL | Garry Chittum | Off-islander |
| KG4DO | KD2DOV | Patrick Sedberry | Club Manager/ Resident |
| KG4DP | WA4ET | David Price | Off-islander |
| KG4DX | W4WX | Bill Gallier | Off-islander |
| KG4DY | KE4KDY | Keith Howell | Off-islander |
| KG4DZ | W4DZ | VADXCC Club | Off-islander |
| KG4EB | KG7OEP | Erin Hicks | On-islander |
| KG4EC | KU4EC | Gordon Leland | SK |
| KG4EM | KF4EME | John Dempsey | Off-islander |
| KG4EU | W4TVG | Talley George | Off-islander |
| KG4EY | WB2MIC | Jozef Hand-Boniakowski | Jan 71-Apr72 QSL to K2JT |
| KG4FL | K4OZL | Tony Snow | Off-islander |
| KG4FU | WA4BMY | Jim Brooks | Off-islander |
| KG4GF | KA1DYD | Jerry Fleming | Off-islander |
| KG4GG | WA1TSS | Gary Grahn | Off-islander |
| KG4GJ | KB7GJ | Bob Bishop | Off-islander |
| KG4GN | KE4EX | Gary Neal | Off-islander |
| KG4HC | WA4HBK | Harry Chamberlain | Off-islander |
| KG4HF | W6HGF | Al Dannis | Off-islander |
| KG4HH | W2DZO | Henry Heidtman | On-islander |
| KG4HI | WB2REM | Jim Millner | Off-islander |
| KG4IQ | KG2IQ | Justin Pelletier | TDY |
| KG4JC | ND9M | James Clary | Off-islander |
| KG4JK | N4XYZ | David Knight | Off-islander |
| KG4JR | KJ4TLB | Jordan Rubin | Off-islander |
| KG4KC | KC2ZUX | Evan Cuter | Off-islander |
| KG4KD | KD4SRC | Kim Duncan | Off-islander |
| KG4KL | KN4KL | Ed Williams | Off-islander |
| KG4KO | K1KO | Karl Oyster | Off-islander |
| KG4KV | WB0JKV | Ralph Johnson | Off-islander |
| KG4LB | N6AR | Larry Brockman | Off-islander |
| KG4LL | WN1L | Lurene McDonald | Off-islander |
| KG4LN | KA4VYV | Louise Neal | Off-islander |
| KG4MF | N3TSN | Mat Foley | Off-islander |
| KG4ML | K3MLA | Larry Minnis | Off-islander |
| KG4MN | W3VR | Ken Geistfeld | Off-islander |
| KG4NE | NM7H | Kelly Flint | On-islander |
| KG4NL | N2NL | David Mueller | Off-islander |
| KG4NO | KB8NUM | Scott Minke | TDY |
| KG4NW | N8CH | Chuck Harding | Off-islander |
| KG4OL | KM4OLB | Clifton Goodgame | On-islander |
| KG4OS | KD4OS | Emmett Stine | Off-islander |
| KG4OV | W4OV | Bruce Phegley | Off-islander |
| KG4OX | W4OX | Douglas McDuff | Off-islander |
| KG4PC | N0PC | Jorge Seralles | Off-islander |
| KG4PG | Patti | Off-islander | |
| KG4PH | KK4PHP | Ed Danis | Off-islander |
| KG4PK | W4CCJ | Clayton Jester | Off-islander |
| KG4PL | Susan Jester | Off-islander | |
| KG4PT | N8QNW | Matt Jylha | Off-islander |
| KG4QD | K4QD | Jan Heise | Off-islander |
| KG4QQ | WB1GQQ | Alan Balog | Off-islander |
| KG4QW | W7CQW | Quint Webb | Off-islander |
| KG4RH | KD5VSU | Robert Harris | Off-islander |
| KG4RN | W9RN | Noll Amidzich | Off-islander |
| KG4RQ | N4PSK | Robert Dye | Off-islander |
| KG4RR | Ray Marsh | Off-islander | |
| KG4RX | K4RX | Terry Posey | Off-islander |
| KG4SB | N4BAA | Jose Castillo | Off-islander |
| KG4SD | W4SD | OB Corning | Off-islander |
| KG4SM | KC2ZHM | Roosevelt St. Marie | Resident |
| KG4SS | K4MIL | Stu Spatz | Off-islander |
| KG4TM | Tim Miller | Off-islander | |
| KG4TO | AC4TO | Ken Reecy | Off-islander |
| KG4UD | KF5UDP | Paul Hall | Off-islander |
| KG4UW | AF5W | Robert Spears | Off-islander |
| KG4VL | N5VL | Vance LePierre | Off-islander |
| KG4VN | K3VN | Al Hernandez | Off-islander |
| KG4VT | KB3AMT | Ben Meyer | Off-islander |
| KG4WB | N2WB | Bill Beyers | Off-islander |
| KG4WD | KD4OHH | Wayne Duncan | Off-islander |
| KG4WH | K5NWC | Wade Hicks | On-islander |
| KG4WM | KG4DCS | Walter Marshall | Off-islander |
| KG4WV | W4WV | Bill Verebely | Off-islander |
| KG4WW | KX4WW | Bill Walker | Off-islander |
| KG4XP | W4XP | Charles Watts | Off-islander |
| KG4YL | K9DIG | Nancy Yoshida | Off-islander |
| KG4ZD | AF5PM | Frank Gatto | Off-islander |
| KG4ZE | K4SXT | Gus Gostel | Off-islander |
| KG4ZI | W5OZI | Pat Rose | Off-islander |
| KG4ZK | W4ZYT | Don Lynch | Off-islander |
| KG4ZO | N6ZO | Chet Moore | Off-islander |
| KG4ZT | KG7ZZT | Jeff MacHott | On-islander |
| KG4ZX | KC9TZX | Tyler Skala | On-islander |
| KG4ZZ | KE4GAR | Lee Hed | Off-islander |
GTMO is a US Naval Base and is completely under military control. It is not an easy place to get to nor is it simple to get permission to enter.