| 3101 | c1d | D | CLS Police 2 | Clear Lake Shores Police Ch. 2 | Law Tac |
| 3105 | c21 | D | CrystBch VFD | Crystal Beach Volunteer Fire Department | Fire Dispatch |
| 3150 | c4e | D | BclifVFDTalk | Bacliff Volunteer Fire Department Talk | Fire-Talk |
| 3152 | c50 | D | BclifSLFDFg1 | Bacliff/San Leon Fireground 1 | Fire-Tac |
| 3154 | c52 | D | BclifSLFDFg2 | Bacliff/San Leon Fireground 2 | Fire-Tac |
| 3156 | c54 | D | BclifSLFDDis | Bacliff/San Leon Fire Dispatch ("Bay Fire") | Fire Dispatch |
| 3160 | c58 | D | BayouVistaPD | Bayou Vista Police (19xx Units Dispatched on Galveston County Sheriff 1) | Law Tac |
| 3162 | c5a | D | BV Fire 2 | Bayou Vista Fire Ch. 2 | Fire-Tac |
| 3293 | cdd | D | TI Fire 2 | Tiki Island Fire 2 | Fire-Tac |
| 3294 | cde | D | TI/BV FD Dis | Tiki Island/Bayou Vista Fire Dispatch | Fire Dispatch |
| 3296 | ce0 | D | BV/TI Frgnd1 | Tiki Island/Bayou Vista Fireground 1 | Fire-Tac |
| 3298 | ce2 | D | BV/TI Frgnd2 | Tiki Island/Bayou Vista Fireground 2 | Fire-Tac |
| 3339 | d0b | D | HIVFD B | High Island Volunteer Fire Department Operations ("B") | Fire-Tac |
| 3387 | d3b | D | BlivrFDEMS 2 | Bolivar Peninsula Fire/EMS 2 | Fire-Tac |
| 3389 | d3d | D | PBV FD FG 1 | Port Bolivar Volunteer Fire/EMS Fireground 1 | Fire-Tac |
| 3391 | d3f | D | PBV FD FG 2 | Port Bolivar Volunteer Fire/EMS Fireground 2 | Fire-Tac |
| 3397 | d45 | D | BlivrFDEMS 1 | Bolivar Peninsula Fire/EMS 1 Dispatch | Fire Dispatch |
| 3407 | d4f | D | San Leon VFD | San Leon Volunteer Fire Department Talk | Fire-Talk |
| 3422 | d5e | D | CLS Police 1 | Clear Lake Shores Police 1 (rarely used; dispatched on Galveston County) | Law Tac |
| 3479 | d97 | D | TI PD Tac | Tiki Island Police Tactical (dispatched on Sheriff Ch. 1) | Law Tac |
