| 3133 | c3d | D | Galv Park 4 CZM | Park Board of Trustees 4 - Coastal Zone Management | Public Works |
| 3146 | c4a | D | Galv EOC Admin | Emergency Operations Center Admin | Emergency Ops |
| 3185 | c71 | T | GalvBchPtrl1 | Beach Patrol 1 | EMS-Tac |
| 3187 | c73 | D | GalvBchPtrl2 | Beach Patrol 2 | EMS-Tac |
| 3189 | c75 | D | GalvBchPtrlS | Beach Patrol Supervisor | EMS-Talk |
| 3214 | c8e | DE | Galv PD SRT | Police Special Response Team (SRT) | Law Tac |
| 3216 | c90 | D | Galv MrnResp | Galveston Marine Response (GMR) - Fire/EMS/Beach Patrol Joint Response | Interop |
| 3217 | c91 | D | GalvFD3 Resp | Firecom 3 Fire/EMS Response | Fire-Tac |
| 3220 | c94 | D | GalvPW Water | Public Works - Water and Sewer | Utilities |
| 3221 | c95 | D | GalvEMS Ops1 | EMS Operations 1 | EMS-Tac |
| 3222 | c96 | D | Galv Pub Works | Public Works | Public Works |
| 3223 | c97 | D | GalvEMS Ops2 | EMS Operations 2 | EMS-Tac |
| 3224 | c98 | D | Galv Admin 1 | Administration 1 | Public Works |
| 3225 | c99 | D | Galv EMS Admin | EMS Administration | EMS-Talk |
| 3226 | c9a | D | Galv Admin 2 | Administration 2 | Public Works |
| 3227 | c9b | D | Galv EMS SpEvent | EMS Special Event | EMS-Tac |
| 3263 | cbf | D | Galv PD1Disp | Police Ch. 1 Dispatch | Law Dispatch |
| 3265 | cc1 | T | Galv PD2 Alt | Police Ch. 2 Alternate | Law Tac |
| 3267 | cc3 | T | Galv PD3 C-C | Police Ch. 3 Car-to-Car | Law Talk |
| 3269 | cc5 | DE | GalvPD4 Tac1 | Police Ch. 4 Tactical 1 | Law Tac |
| 3271 | cc7 | DE | GalvPD 5 Adm | Police Ch. 5 Administration | Law Tac |
| 3273 | cc9 | D | Galv PD 6 PS | Police Ch. 6 Public Safety (used as a mutual aid channel for all agencies on island) | Law Tac |
| 3275 | ccb | D | Galv PD 8 Ev | Police Ch. 8 Special Events | Law Tac |
| 3279 | ccf | DE | GalvPD7 SWAT | Police Ch. 7 SWAT Team | Law Tac |
| 3281 | cd1 | DE | Galv PD9Dive | Police Ch. 9 Dive Team | Law Tac |
| 3283 | cd3 | DE | GalvPDHostag | Police Hostage Negotiation | Law Tac |
| 3285 | cd5 | DE | GalvPDEscort | Police Escort Operations (Motorcycles) | Law Tac |
| 3286 | cd6 | D | Galv Mayor | Mayor | Public Works |
| 3287 | cd7 | DE | Galv PD CID | Police Criminal Investigation Division (CID) | Law Tac |
| 3289 | cd9 | DE | Galv PD Narc | Police Narcotics | Law Tac |
| 3291 | cdb | T | GalvFD1 Resp | Firecom 1 Response | Fire-Tac |
| 3295 | cdf | T | GalvFD2 Disp | Firecom 2 Dispatch | Fire Dispatch |
| 3297 | ce1 | D | Galv FD 6 | Firecom 6 | Fire-Tac |
| 3299 | ce3 | D | Galv FD4 FG | Firecom 4 Fireground | Fire-Tac |
| 3301 | ce5 | D | Galv FD5 FG | Firecom 5 Fireground | Fire-Tac |
| 3305 | ce9 | D | Galv EOC 1 | Emergency Operations Center 1 | Emergency Ops |
| 3307 | ceb | D | Galv EOC SpEvt | Emergency Operations Center Special Event | Emergency Ops |
| 3342 | d0e | D | GalvUtilBill | Utility Billing | Utilities |
| 3350 | d16 | D | Galv PW Traf | Public Works - Traffic Division | Public Works |
| 3358 | d1e | D | Galv Streets | Streets | Public Works |
| 3364 | d24 | D | Galv Trash | Trash/Refuse | Public Works |
| 3366 | d26 | D | Galv Transit | Transit Buses | Transportation |
| 3368 | d28 | D | Galv Airport | Airport Operations | Public Works |
| 3388 | d3c | D | GalvCompDiv1 | Compliance Division 1 | Public Works |
| 3392 | d40 | D | Galv Marshal | City Marshals | Law Tac |
| 3394 | d42 | D | GalvBldgIns1 | Building Inspectors 1 (Permits) | Public Works |
| 3408 | d50 | D | GalvGarage 1 | Garage 1 | Public Works |
| 3410 | d52 | D | GalvGarage 2 | Garage 2 | Public Works |
| 3462 | d86 | T | Galv Park 1 | Park Board of Trustees 1 | Public Works |
| 3464 | d88 | D | Galv Park 2 | Park Board of Trustees 2 | Public Works |
| 3466 | d8a | D | Galv Park 3 | Park Board of Trustees 3 | Public Works |
| 3468 | d8c | D | Galv Parks | Parks Department | Public Works |
| 3480 | d98 | D | Galv Fire FMO | Fire Marshal Office | Fire-Talk |
| 3514 | dba | DE | GalvPD Narc2 | Police Narcotics 2 | Law Tac |
| 3535 | dcf | D | Galv EOC 2 | Emergency Operations Center 2 | Emergency Ops |
| 3537 | dd1 | D | Galv EOC 3 | Emergency Operations Center 3 | Emergency Ops |
