This page contains radio frequencies, 10 codes, and troop information for North Carolina State Highway Patrol.
Table of Contents
Radio Frequencies
These are radio frequencies used by State Highway Patrol.
| freq | description |
|---|---|
| 42.780 | Channel 1 Mobile |
| 42.620 | Channel 2 Base |
| 42.800 | Channel 3 Mobile |
| 42.520 | Channel 4 Base |
| 42.660 | Channel 5 Mobile |
| 42.600 | Channel 6 Base |
| 42.760 | Channel 7 Mobile |
| 42.640 | Channel 8 Base |
| 42.700 | Channel 9 Mobile |
| 42.500 | Channel 10 Base |
| 42.860 | Channel 11 Mobile |
| 42.820 | Channel 12 Base |
| 42.580 | Channel 13 Mobile |
| 42.380 | Channel 14 Base |
| 42.680 | Channel 15 Mobile |
| 42.940 | Channel 16 Base |
| 42.720 | Channel 17 Mobile |
| 42.920 | Channel 18 Base |
| 42.220 | Channel 19 Special Events |
| 155.445 | Repeater/Car-to-Car Simplex |
| 154.680 | Repeater/Car-to-Car Simplex |
| 155.475 | NLEEC |
VIPER Talkgroups
These are VIPER Talkgroups used by State Highway Patrol.
| TGID | Description |
|---|---|
| 52134 | Troop A Common 1 |
| 52140 | Troop A Common 2 |
| 52136 | Troop A District 1 |
| 52137 | Troop A District 2 |
| 52138 | Troop A District 3 |
| 52139 | Troop A District 4 |
| 52140 | Troop A District 5 |
| 52141 | Troop A District 6 |
| 52142 | Troop A District 7 |
| 52143 | Troop A District 8 |
| 52144 | Troop A H/Q |
| 52145 | Troop B Common 1 |
| 52146 | Troop B Common 2 |
| 52147 | Troop B District 1 |
| 52148 | Troop B District 2 |
| 52149 | Troop B District 3 |
| 52150 | Troop B District 4 |
| 52151 | Troop B District 5 |
| 52152 | Troop B District 6 |
| 52153 | Troop B District 7 |
| 52154 | Troop B District 8 |
| 52155 | Troop B H/Q |
| 52156 | Troop C Common 1 |
| 52157 | Troop C Common 2 |
| 52158 | Troop C District 1 |
| 52159 | Troop C District 2 |
| 52160 | Troop C District 3 |
| 52161 | Troop C District 4 |
| 52162 | Troop C District 5 |
| 52163 | Troop C District 6 |
| 52164 | Troop C District 7 |
| 52165 | Troop C District 8 |
| 52166 | Troop C H/Q |
| 52167 | Troop D Common 1 |
| 52168 | Troop D Common 2 |
| 52169 | Troop D District 1 |
| 52170 | Troop D District 2 |
| 52171 | Troop D District 3 |
| 52172 | Troop D District 4 |
| 52173 | Troop D District 5 |
| 52174 | Troop D District 6 |
| 52175 | Troop D District 7 |
| 52176 | Troop D H/Q |
| 52177 | Troop E Common 1 |
| 52178 | Troop E Common 2 |
| 52179 | Troop E District 1 |
| 52180 | Troop E District 2 |
| 52181 | Troop E District 3 |
| 52182 | Troop E District 4 |
| 52183 | Troop E District 5 |
| 52184 | Troop E District 6 |
| 52185 | Troop E District 7 |
| 52186 | Troop E H/Q |
| 52187 | Troop F Common 1 |
| 52188 | Troop F Common 2 |
| 52189 | Troop F District 1 |
| 52190 | Troop F District 2 |
| 52191 | Troop F District 2 |
| 52192 | Troop F District 3 |
| 52193 | Troop F District 4 |
| 52194 | Troop F H/Q |
| 52195 | Troop G Common 1 |
| 52196 | Troop G Common 2 |
| 52197 | Troop G District 1 |
| 52198 | Troop G District 2 |
| 52199 | Troop G District 3 |
| 52200 | Troop G District 4 |
| 52201 | Troop G District 5 |
| 52202 | Troop G District 6 |
| 52203 | Troop G H/Q |
| 52204 | Troop H Common 1 |
| 52205 | Troop H Common 2 |
| 52206 | Troop H District 1 |
| 52207 | Troop H District 2 |
| 52208 | Troop H District 3 |
| 52209 | Troop H District 4 |
| 52210 | Troop H District 5 |
| 52211 | Troop H District 6 |
| 52212 | Troop H District 7 |
| 52224 | Troop A Mutual Aid |
| 52225 | Troop B Mutual Aid |
| 52226 | Troop C Mutual Aid |
| 52227 | Troop D Mutual Aid |
| 52228 | Troop E Mutual Aid |
| 52229 | Troop F Mutual Aid |
| 52230 | Troop G Mutual Aid |
| 52231 | Troop H Mutual Aid |
| 52127 | Air Ops |
| 52216 | Governor’s Mansion |
| 57500 | NC SC Common |
| 57501 | SCHP Common |
| 57502 | SCHP Statewide |
| 57503 | SCHP Troop 3 |
| 57504 | SCHP Troop 4 |
| 57505 | SCHP Troop 5 |
10 Codes
These are 10 Codes used by State Highway Patrol on the radio.
| code | definition |
|---|---|
| 10-1 | Signal Weak |
| 10-2 | Signal Good |
| 10-3 | Stop Transmitting |
| 10-4 | Affirmative (OK) |
| 10-5 | Relay (to) |
| 10-6 | Busy |
| 10-7 | Out-of-Service |
| 10-8 | In-Service |
| 10-9 | Say Again (Repeat) |
| 10-10 | Negative |
| 10-12 | Stand by (Stop) |
| 10-13 | Existing Conditions |
| 10-14 | Message/Information |
| 10-15 | Message Delivered |
| 10-16 | Reply to Message |
| 10-17 | En route |
| 10-18 | Urgent |
| 10-19 | (In) contact |
| 10-20 | Location |
| 10-21 | Call ____ by phone |
| 10-22 | Disregard |
| 10-23 | Arrived at Scene |
| 10-24 | Assignment Completed |
| 10-25 | Report to (Meet) |
| 10-26 | Estimated Arrival Time |
| 10-27 | License/Permit Information |
| 10-28 | Ownership Info. (Vehicle) |
| 10-29 | Records Check |
| 10-30 | Danger/Caution |
| 10-31 | Pick Up |
| 10-32 | ____ Units Needed (Specify) |
| 10-33 | Help Me Quick |
| 10-34 | Time |
| 10-35 | Valid Concealed Handgun Permit |
| 10-36 | Restraint Violation |
| 10-40 | Fight in Progress |
| 10-41 | Beginning Tour of Duty |
| 10-42 | Ending Tour of Duty |
| 10-43 | Chase |
| 10-44 | Riot |
| 10-45 | Bomb Threat |
| 10-46 | Bank Alarm |
| 10-47 | Complete Assignment Quickly |
| 10-48 | Detaining Subject, Expedite |
| 10-49 | Drag Racing |
| 10-50 | Collision PD, PI, F |
| 10-51 | Wrecker Needed |
| 10-52 | Ambulance Needed |
| 10-53 | Road Blocked |
| 10-54 | Hit and Run PD, PI, F |
| 10-55 | Intoxicated Driver |
| 10-56 | Intoxicated Pedestrian |
| 10-57 | Request Chemical Analyst on Duty to Meet ____ |
| 10-58 | Direct Traffic |
| 10-59 | Convoy or Escort |
| 10-60 | Investigate Suspicious Vehicle |
| 10-61 | Stopping Suspicious Vehicle |
| 10-62 | Burglary/Breaking and Entering |
| 10-63 | Investigate ___ at ___ |
| 10-64 | Crime in Progress |
| 10-65 | Report of Armed Robbery |
| 10-66 | Notify Medical Examiner |
| 10-67 | Investigate Report of Death |
| 10-68 | Livestock on Highway |
| 10-69 | Advise Present Telephone Number |
| 10-70 | Improperly Parked Vehicle |
| 10-71 | Improper Use of Radio |
| 10-72 | Have Prisoner in Custody |
| 10-73 | Mental Subject |
| 10-74 | Prison or Jail Break |
| 10-75 | Records Indicate Wanted or Stolen |
| 10-76 | Report of Prowler |
| 10-77 | Assist Fire Department with Traffic |
| 10-78 | Report of Abandoned Vehicle |
| 10-79 | Report of Vehicle Fire |
| 10-80 | Report of Careless and Reckless Driving |
| 10-81 | Report of High Speed |
| 10-82 | Report of Disabled Motorist |
| 10-83 | Report of Improper Improper Registration |
| 10-84 | Report of Operator’s License Violation |
| 10-85 | Report of Mini Bike/Go Cart Violation |
| 10-86 | Beginning Authorized Travel |
| 10-87 | Ending Authorized Travel |
| 10-88 | Unlawful Use of Mobile Device |
| 10-90 | Rest Area/Welcome Center Check |
| 10-91 | CMV Inspection |
Signal Codes
These are Signal Codes used by State Highway Patrol on the radio.
| signal | definition |
|---|---|
| 1 | Suspect Armed and Dangerous |
| 2 | Report of Suspected Drug Trafficking |
| 3 | Confidential Traffic |
| 4 | Report of Vehicle Stored/Recovered |
| 5 | Situation under control, no further assistance necessary |
| 6 | Violator on active probation/parole |
| 7 | Report to District Office/Troop HQ without delay (disturbance) |
| 8 | Your equipment is ready for service. |
| 9 | Meet at ___ Troop or District meeting. |
| 10 | Possible suicidal person |
| 11 | All members affected by this signal should immediately prepare for emergency dutty and maintain radio contact. |
| 12 | Report ___ at ___ for emergency duty. |
| 13 | Conviction/Revocation |
| 14 | Current Suspension/Revocation Information other than DWI |
| 15 | Protection Order |
| 16 | Registered Sex Offender |
| 17 | Gang Member |
| 18 | Accident/Incident involving Hazardous Material |
| 19 | Report of Aircraft Crash at ___ |
| 20 | Report of Aircraft in Difficulty at ___ |
| 21 | Request for radio or car repair |
| 22 | Fatal Collision Report |
| 23 | Message requiring special handling (answer requested) |
| 24 | Daily Fatality Summary |
| 25 | ___ needs immediate assistance to make arrest of resisting person. Report at once to ___ |
| 26 | Computer terminal is temporarily out-of-service |
| 27 | Pick-Up License Revocation Confirmed |
| 28 | Pick-Up Registration Plate Revocation Confirmed |
| 30 | Individual of the opposite sex must be placed within the Patrol vehicle for the purpose of public service or enforcement contacts |
Troop Information
These are State Highway Patrol Troops and Districts and their corresponding counties.
| trp | dis | county |
|---|---|---|
| A | Greenville | |
| A | 1 | Dare, Currituck |
| A | 2 | Hertford, Gates, Bertie |
| A | 3 | Pasquotank, Chowan, Perquimans, Camden |
| A | 4 | Beaufort, Washington, Tyrrell, Hyde |
| A | 5 | Pitt, Martin |
| A | 6 | Craven, Pamlico |
| A | 7 | Lenoir, Jones |
| A | 8 | Carteret |
| B | Fayetteville | |
| B | 1 | Cumberland |
| B | 2 | Sampson |
| B | 3 | Onslow |
| B | 4 | Duplin, Pender |
| B | 5 | Columbus, Bladen |
| B | 6 | New Hanover, Brunswick |
| B | 7 | Robeson |
| B | 8 | Harnett |
| C | Raleigh | |
| C | 1 | Nash, Edgecombe |
| C | 2 | Wayne |
| C | 3 | Wake |
| C | 4 | Franklin, Vance, Warren |
| C | 5 | Wilson, Greene |
| C | 6 | Johnston |
| C | 7 | Durham, Granville |
| C | 8 | Northampton, Halifax |
| D | Greensboro | |
| D | 1 | Chatham, Lee |
| D | 2 | Guilford |
| D | 3 | Rockingham |
| D | 4 | Person, Caswell |
| D | 5 | Alamance |
| D | 6 | Randolph |
| D | 7 | Orange |
| E | Salisbury | |
| E | 1 | Davidson |
| E | 2 | Stanly, Montgomery |
| E | 3 | Rowan |
| E | 4 | Forsyth |
| E | 5 | Stokes, Surry |
| E | 6 | Cabarrus |
| E | 7 | Davie, Yadkin |
| F | Newton | |
| F | 1 | Burke |
| F | 2 | Wilkes, Ashe, Alleghany |
| F | 3 | Caldwell, Watauga |
| F | 4 | Iredell, Alexander |
| F | 5 | Catawba, Lincoln |
| G | Asheville | |
| G | 1 | Yancey, Mitchell, Avery, Madison |
| G | 2 | McDowell, Rutherford |
| G | 3 | Henderson, Transylvania, Polk |
| G | 4 | Buncombe |
| G | 5 | Haywood, Jackson |
| G | 6 | Swain, Macon, Clay, Cherokee, Graham |
| H | Monroe | |
| H | 1 | Gaston |
| H | 2 | Richmond, Scotland |
| H | 3 | Union, Anson |
| H | 4 | Cleveland |
| H | 5 | Mecklenburg |
| H | 6 | Moore, Hoke |