| Callsign | K4GUY |
| Radio Service | HV - Vanity |
| License Status | E - Expired |
| Grant Date | 1998-01-07 |
| Effective Date | 2003-01-22 |
| Expire Date | 2008-01-07 |
| Cancel Date | 2010-01-08 |
| Last Action Date | 2010-01-08 |
| End Date | 2008-01-07 |
| Available Date | 2010-02-08 |
| Applicant Type | B - Amateur Club |
| Entity Name | SURFARI COSTA RICA AMATEUR RADIO SOCIETY |
| Street Address / Locality | 26 KENNINGTON PENSACOLA, FL 32507 |
| County | Escambia County |
| Zip Location | 30°20'21.1"N 87°22'41.6"W |
| Maidenhead | EM60hi |
| FRN | 0008302218 |
| Licensee ID/SGIN | L00626860 / 000 |
| Licensee Class | |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 4 / FL |
| Prev Callsign / Prev Class | KC5ZNS |
| Next Callsign | |
| Trustee Callsign / Trustee Name | W4CCB BROWN, CARY C |
| Vanity Type | F - By List (Club) |
| ULS File Number | 9712050528 |
| Phonetic weight / Morse weight | 10 / 64 |