| Call | Ex Call | Name | QSL-Address |
| ES7AAZ | ES7RPA | Riho Bergmann | Box 1, 70601 Vôhma or Via Bureau |
| ES7AB | | Heiki Kitsing | Uus tn.39, 71005 Viljandi |
| *ES7ACC | | Tanel Ainla | Box 73, 71001 Viljandi |
| *ES7ACD | | Alar Ainla | Box 73, 71001 Viljandi |
| ES7ACX | | Lauri Loo | Box 73, 71001 Viljandi |
| ES7AEJ | ES7TEJ | Ülo Kask | Kauge 32-32, 71016 Viljandi |
| ES7AGW | ES7LGW | Priit Tamme | Box 146, 71001 Viljandi |
| ES7AGY | | Kaisa Kass | Box 73, 71001 Viljandi |
| *ES7AJV | | Jaan Viil | Box 73, 71001 Viljandi |
| ES7AM | UR2RAM, UR2AM | Rein Valg | Box 73, 71114 Puiatu, Viljandi mk. |
| *ES7AP | | Hans Mätas | Tuule talu, 71023 Päri, Viljandimaa |
| *ES7ARI | | Teet Praks | Box 103, 71001 Viljandi or Via Bureau |
| ES7ARL | | Karl Õmblus | ... |
| *ES7BE | | Stefan King | QSL via ES7FQ CBA |
| ES7CA | UR2RDO, UR2RFH, ES7RFH | Vassili Künnapuu | Box 73, 71001 Viljandi |
| ES7CE | RR2TDI, UR2RDN, ES7RDN | Lembit Kallaste | Box 73,71001 Viljandi |
| ES7CU | ES7LCU | Indrek Öngo | Box 73, 7001 Viljandi |
| ES7DBAE | | Rein Kivi | ... |
| ES7FQ | | Heiki Palusaar | 71104 Puiatu, Viljandi mk. |
| ES7FU | UR2RHV, UR2FU | Hellar Luik | Box 126, 71001 Viljandi |
| ES7FX | | Eero Vester | SK |
| ES7GM | ES7LGM, ES7AGM | Kristjan Kass | Box 73, 71001 Viljandi |
| ES7GN | UR2RGN, ES7RGN | Arne Kass | Box 73, 71001 Viljandi |
| *ES7GT | | Fellor Kass | Box 146, 71001 Viljandi |
| ES7GZ | UR2RGZ, UR2GZ, ES3GZ | Jaan Nikker | Mahlamäe 8-28, 79511 Rapla or Via Bureau |
| ES7HU | | Toomas Tiks | ... |
| ES7IG | | Rein Bergmann | Tallinna tn. 18-1, 70603 Võhma, Viljandi mk. |
| ES7JW | UR2JW | Heinar Kalam | Box 73, 71001 Viljandi |
| ES7LBE | | Eigo Bergmann | Box 1, 70601 Võhma, Viljandi mk. |
| ES7LCJ | | Öie Tähtla | Box 156, 71001 Viljandi |
| *ES7LGR | ES7TGR | Martin Kütimets | Leola tn. 8-8, 71008 Viljandi |
| ES7LL | UR2LL | Arne Allaste | Box 76, 71001 Viljandi |
| ES7MA | ES7RTY, ES7ABD | Mart Rahno | Nurme 11, 71008 Viljandi |
| ES7MB | | Tônu Kallaste | Saare 12, 71007 Viljandi |
| ES7MS | | Rein Vabamäe | Vambola 2-5, 71502 Suure-Jaani, Viljandi mk. |
| ES7MX | | Erich Purje | SK |
| ES7NY | | Oskar Nôges | Box 116, 71001 Viljandi |
| ES7PT | | Arnold Paap | SK |
| ES7PW | | Hans Metsoja | ... |
| *ES7QF | | Milvi Palusaar | QSL via ES7FQ CBA |
| *ES7R | | Club Station | QSL Via ES7FU |
| *ES##R | | Special Event's Call | Viljandi County, QSL Via ES7FU |
| *ES7RDR | | Einar Suislepp | Napsi-Hansu t., 69501 Halliste, Viljandimaa |
| *ES7RDW | | Ülo Kallas | Aia 27, 69404 Abja-Paluoja, Viljandimaa |
| ES7RE | | Tiit Praks | SK |
| *ES7RPG | | Argo Sikk | Box 33, 70601 Vôhma |
| ES7RU | UR2REC, UR2RU | Ülo Soolo | Box 73, 71001 Viljandi |
| ES7SYS | | Jaanus Toomsalu | Box 73, 71001 Viljandi |
| ES7TA | RR2TBI, UR2TAU, ES7TAU | Eino Pedanik | Box 73, 71001 Viljandi |
| *ES7TAZ | | Toomas Ojasoo | Niidu 2, 71001 Viljandi |
| ES7TGH | | Mart Raudsepp | Viljandi 4, 70604 Võhma, Viljandi mk. |
| *ES7TGI | | Mati Kaasik | Silla 2, 70602 Vôhma, Viljandimaa |
| ES7TH | UR2-083-913, ES7RTH | Hugo Tähtla | QSL Via Bureau |
| ES7TMI | | Martin Irbus | ... |
| ES7TR | ES7RPK, ES7AAY | Hillar Raudsepp | Viljandi tn. 4, 70604 Võhma, Viljandi mk. |
| ES7VK | ES7RTR | Veiko Kelk | Kauge 32-75, 71016 Viljandi or Via Bureau |
| ES7WH | | Club Station | Box 73, 71001 Viljandi |
| ES7XX | | Club Station | QSL via ES7FU CBA |
| ES85X | | Special Callsign | QSL Via ES7XX |
