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FREQUENCIES

The tables below contain the VHF Voice, UHF Voice and Packet Resources frequencies and other information. This information can be downloaded as a pdf document, or in CHIRP format as a csv file or as an Excel file.

Also,the SLOARES ICS-217 form can be downloaded here.

Also below is a list of frequencies that can be monitored during an emergency or disaster to obtain additional information about progress during the event. In an emergency, hams should initially monitor 146.670, minus offset, tone 127.3.

VHF Voice

Frequency

Callsign

Offset

Tone

Location

Sponsor

146.620

W6SLO

-

127.3

Rocky Butte

SLOECC

146.670

W6SLO

-

127.3

Tassajera Pk

SLOECC

146.760

W6BHZ

-

91.5(in)
127.3(out)

Cal Poly

CPARC

146.800

W6SLO

-

127.3

Cuesta Peak

SLOECC

146.835

W6SLO

-

127.3

Black Mtn.

SLOECC

146.860

W6SLO

-

127.3

Clark Valley

SLOECC

146.880

KB6TAZ

-

127.3

11 mi W Templtn

KB6TAZ

146.940

W6SLO

-

127.3

Lopez Hill

SLOECC

146.980

KK6ATA

-

127.3

San Miguel

KK6ATA

147.270

W6SLO

+

127.3

Cambria

SLOECC

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VHF Voice/Tactical Simplex

Frequency

Name

Offset

Tone

Location

Sponsor

146.550

SLOTAC655

S

None

SLO County

ARES-RACES

147.420

SLOTAC742

S

None

SLO County

ARES-RACES

147.450

SLOTAC745

S

None

SLO County

ARES-RACES

147.480

SLOTAC748

S

None

SLO County

ARES-RACES

147.540

SLOTAC754

S

None

SLO County

ARES-RACES

147.570

SLOTAC757

S

None

SLO County

ARES-RACES

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UHF Voice

Frequency

Callsign

Offset

Tone

Location

Sponsor / Notes

441.300

W6ECE

+

100.0

Williams Hill

Wide Area Linked System

441.650

N6SPD

+

156.7

Williams Hill

Wide Area Linked System

442.300

W6BHZ

+

127.3

Cal Poly

CPARC
(cross-linked with 146.760)

442.700

W6SLO

+

127.3

Cuesta Peak

local repeater / link clear

442.700

W6SLO

+

131.8

Cuesta Peak

link to Santa Ynez

443.500

K6LNK

+

100.0

Tassajara

local repeat

443.500

K6LNK

+

162.2

Tassajara

C.A.R.L.A. wide area linked system

443.800

KC6ERT

+

127.3

Williams Hill

CERT

444.525

W6SLO

+

127.3

Tassajera Pk.

SLOECC

444.700

W6WJ

+

127.3

View Hill

CCARG

444.975

W6SLO

+

127.3

Clark Valley

SLOECC

 Wide Area Simulcast: All repeaters linked at all times

444.100

W6SLO-L

+

127.3

Lopez Hill

SLOECC

444.100

W6SLO-T

+

127.3

Tassajera Pk.

SLOECC

444.100

W6SLO-R

+

127.3

Rocky Butte

SLOECC

444.100

W6SLO-B

+

127.3

Black Mtn.

SLOECC

444.100

W6SLO-LH
(RX only)

+

127.3

Cambria
Lodge Hill

SLOECC

444.100

W6SLO-C
(RX only)

+

127.3

Cuesta

SLOECC

444.100

W6SLO-D
(RX only)

+

127.3

Davis

SLOECC

444.100

W6SLO-SA

+

127.3

San Antonio Hill

SLOECC

444.100

W6SLO-P

+

127.3

Plowshare Peak

SLOECC

For current locations, see https://aprs.fi/w6slo

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Packet Resources

(last updated 06 September 2023)
Frequency Alias Call Location Type Sponsor
145.07/446.95 TASS W6SLO-1 Tassajera Pk. Network Node SLOECC
145.09/446.95 BLACK W6SLO Black Mtn Network Node SLOECC
145.05/446.95 NIPOMO WB6MIA-10 Nipomo Network Node SLOECC
145.01/446.95 SIMEON AE6EQ-10 Rocky Butte Network Node SLOECC
144.39 N/A WB9VXY-5 Tassajera Pk. APRS Digi SLOECC
144.39 N/A W6SLO-2 Rocky Butte APRS Digi SLOECC
144.39 N/A W6SLO-5 Clark Valley APRS Digi SLOECC
445.0125
- (127.3)
N/A W6SLO Cuesta Peak Vara FM Narrow Repeater SLOECC
446.95 N/A AE6EQ-7 County EOC RMS Gateway SLOECC
446.95 N/A W6BHZ-10 Cal Poly RMS Gateway Cal Poly
145.07 N/A NS7C-10 Paso Robles RMS Gateway NS7C

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Frequencies to Monitor

Frequency (MHz)

Use

34.900

Used nationwide by the National Guard during emergencies.

39.460

Inter-department emergency communictions by local and state police forces.

47.420

Red Cross relief operations across the United States.

52.525

Calling frequency used by amateur radio operators in the FM mode on the six meter band.

121.50

International aeronautical emergency frequency.

138.225

Federal Emergency Mangement Agency (FEMA) disaster relief operational channel; active during
earthquakes, hurricanes, floods and other catastrophic events.

146.520

Used by amateur radio operators for non-repeater communications on the two-meter band;
it is very busy in many parts of the country.

146.670

Used by amateur radio operators in San Luis Obispo County for initial emergency communications.

151.625

Used by "itinerant" businesses, or those that travel around the country. Circuses, exhibitions,
trade shows and sports teams are some of the users you can hear. Other widely-used itinerant
channels are 154.570 and 154.600.

154.280

Inter-department communications by local fire departments; 154.265 and 154.295 are also
used.

155.160

Inter-department emergency communications by local and state agencies during search and
rescue operations.

155.475

Inter-department emergency communications by local and state police forces.

156.750

International broadcasts of maritime weather alerts.

156.800

International maritime distress, call and safety channel. All ships must monitor this frequency
while at sea. It is also heavily used on rivers, lakes, etc.

162.400

NOAA weather broadcasts and bulletins.

162.425

NOAA weather broadcasts and bulletins.

162.450

NOAA weather broadcasts and bulletins.

162.475

NOAA weather broadcasts and bulletins.

162.500

NOAA weather broadcasts and bulletins.

162.525

NOAA weather broadcasts and bulletins.

162.550

NOAA weather broadcasts and bulletins.

163.275

NOAA weather broadcasts and bulletins.

163.4875

Used nationwide by the National Guard during emergencies.

163.5125

The national disaster preparedness frequency used jointly by the armed forces.

164.500

National communications channel for the Department of Housing and Urban Development (HUD).

168.550

National channel used by civilian agencies of the federal government for communictions during
emergencies and disasters.

243.000

Military aviation emergencies.

311.000

Flight channel used by the U.S. Air Force.

317.700

U.S. Coast Guard aviation.

317.800

U.S. Coast Guard aviation.

319.400

U.S. Air Force.

317.700

U.S. Navy aviators.

409.200

National communications channel for the Interstate Commerce Commission (ICC).

409.625

National communications channel for the Department of State.

462.675

Emergency communications and traveler assistance in the General Mobile Radio Service (GMRS).

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