Monroe County, Illinois Digital Frequencies

Find new radio traffic with your digital radio scanner with this reference of 47 radio frequencies authorized for use in Monroe County, Illinois. Frequencies are separated into two tables (conventional and trunked). For customized results, including data formatted for import into popular scanner programming software, visit the Digital Search Page.

Click here to jump to trunked frequencies.

Conventional Frequencies

35 conventional voice frequencies including 14 DMR, 21 NXDN digital scanner frequencies are included in the table below. Frequencies are listed in the order of DMR -> NXDN -> P25 and sorted within each frequency type by Entity Name.

Notice: To allow practical viewing of the table below, some data columns are removed on smaller display widths. If you are seeing this message, some columns are removed from the table. To see all columns, view this webpage on a display that allows a browser window width of at least 1,000 pixels.

FrequencyFrequency in Megahertz (MHz)
TypeClass Station Code (Transmitter Type)

MO – Mobile (includes handhelds)
FB – Base
FB2 – Mobile Relay (conventional repeater)
FB6 – Private Carrier for Profit
FB8 – Centralized Trunk Relay (Trunked System)
FBT – Temporary Base
FX1 – Control Station (Possibly Dispatch Center)

Click here for a list of all codes.
PwrMax Output Power of Transmitter, Watts

Used to determine strength of RF signal and the likelihood of receiving the frequency
Entity NameThe licensee of the frequency.
Call SignClick the hyperlink to view full license information on the FCC website.
CityThe general location of the transmitter. Many licenses do not include this information—in such cases, the field will be blank.
SrvcRadio Service Code

Common examples:

PW - Public Safety, Conventional
IG - Industrial/Business, Conventional
YG - Industrial/Business, Trunked
YE - Public Safety, Trunked
SY - Public Safety, Trunked 700 MHz
Codes beginning with "Y" indicate trunked systems.

Click here for a list of all codes.
Eligibility ActivityThis description is useful for determining the purpose and use of the radio frequency.
151.7825DMRMO100Columbia Quarry CompanyKNAL725WaterlooIGAPPLICANT RUNS A QUARRY AND WILL USE RADIOS TO COMMUNICATE FOR SAFETY AND SECURITY.
463.6DMRMO4Crown Linen ServicesWSDF419ColumbiaIGCommercial Laundry
464.8875DMRMO4Crown Linen ServicesWSDF419ColumbiaIGCommercial Laundry
466.1DMRMO4Crown Linen ServicesWSDF419ColumbiaIGCommercial Laundry
469.8375DMRMO4Crown Linen ServicesWSDF419ColumbiaIGCommercial Laundry
463.2375DMRFB275CSIWQSG461WATERLOOIGAPPLICANT OPERATES SEVERAL CONCRETE PLANTS AND DELIVERS CONCRETE PRODUCTS.
463.2375DMRMO40CSIWQSG461WATERLOOIGAPPLICANT OPERATES SEVERAL CONCRETE PLANTS AND DELIVERS CONCRETE PRODUCTS.
468.2375DMRMO40CSIWQSG461WATERLOOIGAPPLICANT OPERATES SEVERAL CONCRETE PLANTS AND DELIVERS CONCRETE PRODUCTS.
159.51DMRFB60First Student IncWPUF559WaterlooIGTransport school children to and from school
159.51DMRMO40First Student IncWPUF559WaterlooIGTransport school children to and from school
452.8375DMRMO4INTEGRATED MANUFACTURING TECHNOLOGIESWQNR477RED BUDIGCOORDINATE PRODUCTION AND SAFETY
457.8375DMRMO4INTEGRATED MANUFACTURING TECHNOLOGIESWQNR477RED BUDIGCOORDINATE PRODUCTION AND SAFETY
464.1625DMRMO4MC ELECTRICWQYL894RED BUDIGELECTRICAL CONTRACTOR WILL USE RADIOS TO COORDINATE STAFF ON JOBS IN THE AREA
464.2125DMRMO4MC ELECTRICWQYL894RED BUDIGELECTRICAL CONTRACTOR WILL USE RADIOS TO COORDINATE STAFF ON JOBS IN THE AREA
159.51NXDNFB60First Student IncWPUF559WaterlooIGTransport school children to and from school
159.51NXDNMO40First Student IncWPUF559WaterlooIGTransport school children to and from school
451.5875NXDNMO5MIDWEST BLOCK & BRICK (BEST BLOCK LLC)WRFI695WATERLOOIGMANUFACTURING OPERATIONS; BUSINESS COMMS.
451.7625NXDNMO5MIDWEST BLOCK & BRICK (BEST BLOCK LLC)WRFI695WATERLOOIGMANUFACTURING OPERATIONS; BUSINESS COMMS.
456.2375NXDNMO5MIDWEST BLOCK & BRICK (BEST BLOCK LLC)WRFI695WATERLOOIGMANUFACTURING OPERATIONS; BUSINESS COMMS.
457.7125NXDNMO5MIDWEST BLOCK & BRICK (BEST BLOCK LLC)WRFI695WATERLOOIGMANUFACTURING OPERATIONS; BUSINESS COMMS.
160.41NXDNFB5UNION PACIFIC RAILROAD COMPANYWNGN220MAEYSTOWNIGCOMMON CARRIER RAILROAD
160.41NXDNFB5UNION PACIFIC RAILROAD COMPANYWNGN220WARNOCKIGCOMMON CARRIER RAILROAD
160.41NXDNMO30UNION PACIFIC RAILROAD COMPANYWRO528WATERLOOIGCOMMON CARRIER RAILROAD
160.605NXDNFBC60UNION PACIFIC RAILROAD COMPANYWNCL901WATERLOOIGCOMMON CARRIER RAILROAD
160.68NXDNFB260UNION PACIFIC RAILROAD COMPANYWNCL901WATERLOOIGCOMMON CARRIER RAILROAD
160.68NXDNFB260UNION PACIFIC RAILROAD COMPANYWRO528WATERLOOIGCOMMON CARRIER RAILROAD
160.68NXDNFBC60UNION PACIFIC RAILROAD COMPANYWNCL901WATERLOOIGCOMMON CARRIER RAILROAD
160.8NXDNFB260UNION PACIFIC RAILROAD COMPANYWRO528WATERLOOIGCOMMON CARRIER RAILROAD
161.025NXDNMO35UNION PACIFIC RAILROAD COMPANYWNCL901WATERLOOIGCOMMON CARRIER RAILROAD
161.085NXDNFB60UNION PACIFIC RAILROAD COMPANYWNCL901WATERLOOIGCOMMON CARRIER RAILROAD
161.4NXDNMO35UNION PACIFIC RAILROAD COMPANYWNCL901WATERLOOIGCOMMON CARRIER RAILROAD
161.475NXDNFB60UNION PACIFIC RAILROAD COMPANYWNCL901WATERLOOIGCOMMON CARRIER RAILROAD
161.475NXDNMO35UNION PACIFIC RAILROAD COMPANYWNCL901WATERLOOIGCOMMON CARRIER RAILROAD
161.55NXDNFB5UNION PACIFIC RAILROAD COMPANYWNGN220MAEYSTOWNIGCOMMON CARRIER RAILROAD
161.55NXDNFB5UNION PACIFIC RAILROAD COMPANYWNGN220WARNOCKIGCOMMON CARRIER RAILROAD

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Trunked Frequencies

12 trunked frequencies including 12 P25 digital scanner frequencies are included in the table below. Trunked radio systems utilize a data channel and multiple voice frequencies. Frequencies are listed in the order of DMR -> NXDN -> P25 and sorted within each frequency type by Entity Name.

Notice: To allow practical viewing of the table below, some data columns are removed on smaller display widths. If you are seeing this message, some columns are removed from the table. To see all columns, view this webpage on a display that allows a browser window width of at least 1,000 pixels.

FrequencyFrequency in Megahertz (MHz)
TypeClass Station Code (Transmitter Type)

MO – Mobile (includes handhelds)
FB – Base
FB2 – Mobile Relay (conventional repeater)
FB6 – Private Carrier for Profit
FB8 – Centralized Trunk Relay (Trunked System)
FBT – Temporary Base
FX1 – Control Station (Possibly Dispatch Center)

Click here for a list of all codes.
PwrMax Output Power of Transmitter, Watts

Used to determine strength of RF signal and the likelihood of receiving the frequency
Entity NameThe licensee of the frequency.
Call Sign
& LOC#Click the hyperlink to view full license information on the FCC website. The frequency location (site) number is listed below the call sign.
CityThe general location of the transmitter. Many licenses do not include this information—in such cases, the field will be blank.
SrvcRadio Service Code

Common examples:

PW - Public Safety, Conventional
IG - Industrial/Business, Conventional
YG - Industrial/Business, Trunked
YE - Public Safety, Trunked
SY - Public Safety, Trunked 700 MHz
Codes beginning with "Y" indicate trunked systems.

Click here for a list of all codes.
Eligibility ActivityThis description is useful for determining the purpose and use of the radio frequency.
856.3375P25FB2C100Ameren Services Co.WQJE480
LOC 3
WaterlooYOApplicant transmits, and distributes electrical energy and natural gas for use by the general public. Radios will be used for communications between operations, maintenance, and construction personnel.
857.3375P25FB2C100Ameren Services Co.WQJE480
LOC 3
WaterlooYOApplicant transmits, and distributes electrical energy and natural gas for use by the general public. Radios will be used for communications between operations, maintenance, and construction personnel.
852.325P25FB2100ILLINOIS, STATE OFWQDC344
LOC 1
SPARTAYEAPPLICANT IS A GOVERNMENT ENTITY
852.85P25FB2100ILLINOIS, STATE OFWQDC344
LOC 1
SPARTAYEAPPLICANT IS A GOVERNMENT ENTITY
853.375P25FB2100ILLINOIS, STATE OFWQDC344
LOC 1
SPARTAYEAPPLICANT IS A GOVERNMENT ENTITY
859.2125P25FB2100ILLINOIS, STATE OFWQFL430
LOC 1
SPARTAYEAPPLICANT IS A STATE GOVERNMENT ENTITY
851.8375P25FB2100ILLINOIS, STATE OFWQTS478
LOC 1
COLUMBIAYEAPPLICANT IS A STATE GOVERNMENT.
852.3625P25FB2100ILLINOIS, STATE OFWQTS478
LOC 1
COLUMBIAYEAPPLICANT IS A STATE GOVERNMENT.
852.8875P25FB2100ILLINOIS, STATE OFWQTS478
LOC 1
COLUMBIAYEAPPLICANT IS A STATE GOVERNMENT.
853.9875P25FB2100ILLINOIS, STATE OFWQTS478
LOC 1
COLUMBIAYEAPPLICANT IS A STATE GOVERNMENT.
854.2125P25FB2100MONROE, COUNTY OFWQJZ340
LOC 1
WATERLOOYEAPPLICANT IS A GOVERNMENT ENTITY WHICH PROVIDES COMMUNICATIONS ESSENTIAL TO ITS OFFICIAL ACTIVITIES.
854.4375P25FB2100MONROE, COUNTY OFWQJZ340
LOC 1
WATERLOOYEAPPLICANT IS A GOVERNMENT ENTITY WHICH PROVIDES COMMUNICATIONS ESSENTIAL TO ITS OFFICIAL ACTIVITIES.

These results were updated with the latest information from the FCC on Tuesday, October 29, 2024 at 7:52pm CDT.

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