| Callsign | K4RBC |
| Radio Service | HV - Vanity |
| License Status | E - Expired |
| Grant Date | 1996-12-03 |
| Effective Date | 1996-12-03 |
| Expire Date | 2006-12-03 |
| Cancel Date | 2008-12-04 |
| Last Action Date | 2024-03-13 |
| End Date | 2006-12-03 |
| Available Date | 2024-04-13 |
| Applicant Type | B - Amateur Club |
| Entity Name | RAINBOW CITY AMATEUR RADIO CLUB |
| Street Address / Locality | 139 MARY REBECCA DR RAINBOW CITY, AL 35906 |
| County | Etowah County |
| Zip Location | 33°55'37.7"N 86°05'42.4"W |
| Maidenhead | EM63ww |
| FRN | |
| Licensee ID/SGIN | / 000 |
| Licensee Class | |
| Callsign Group | C - 1x3 |
| ULS/Geo Region | 4 / 4 / AL |
| Prev Callsign / Prev Class | KF4LOX |
| Next Callsign | |
| Trustee Callsign / Trustee Name | W4DB MC GLAUGHN, LESTER |
| Vanity Type | F - By List (Club) |
| ULS File Number | 9610211011 |
| Phonetic weight / Morse weight | 11 / 62 |