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Sangamon County (IL) Municipalities

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Townships and Water Districts

Rochester Township

Mechanicsburg Township

  • 151.1075 Repeater with 155.04 mobiles for Highway Maintenance (NFM at Buffalo) (DMR/NFM) WRZQ813 Issued 12/23
  • 453.25 Repeater 229.1 PL Road Maintenance (Buffalo) [Expired 7/20] KNGR693
Frequency  Input   
License  Type  Tone  Alpha Tag  Description  Mode  Tag 
151.02500      WPXN377   77.0 PL  AuburnTwp Roads Auburn Township Road District: Road Maintenance [Expired 5/23]  FMN  Public Works 
151.02500      KKT452   127.3 PL  SangTwpRoads 127 Cartwright Township: Road Maintenance (TX PL) [Expired 8/14]  FMN  Public Works 
453.25000      WNGN263   BM    ClearLake TS Clear Lake Township: Road Maintenance [Expired 7/11]  FMN  Public Works 
453.45000  458.45000   KNCE959   RM    Illiopolis Twp Illiopolis Township Road District: Road Maintenance (not 167.9)
[Expired 9/12] 
FMN  Public Works 
453.25000  458.25000   KNGR693   RM  229.1 PL  Mechnsbrg Twp Mechanicsburg Township: Road Maintenance (Buffalo) [Expired 7/20]  FMN  Public Works 
151.02500      WPEX809   BM  233.6 PL  SangTwpRoads 233 Woodside Township: Roads/Plows  FMN  Public Works 
151.02500      KNDW418   BM  233.6 PL  SangTwpRoads 233 Cotton Hill Township: Road Maintenance [Expired]  FMN  Public Works 
159.51750      WQAK419   BM  CSQ  CG Twp WatrB Curran Gardner Township Public Water Dist: Ops  FMN  Utilities 
173.26750      KNHR281     CG Twp WatrA Curran Gardner Township Public Water Dist: Data (CSQ)   Telm  Data 
159.92250      WPYG320   BM    Wlmsvl Water Williamsville Water Company (CSQ)  Telm  Utilities 
151.79000      WPYF830   BM    AppleCreek Water Apple Creek Water Co (CSQ,Waverly)   FMN  Utilities 
154.84500      WQPZ733   BM  606 DPL  Ball Twp Roads Ball Township Roads (Glenarm)  FMN  Public Works 
154.04750  159.31500   WRHS832   RM  454 DPL  ChthmTwp Roads A Chatham Township Roads and Bridges  FMN  Public Works 
460.95000  465.95000   WNST475   RM  97.4 PL  SCSWCD Ops Sangamon County Soil and Water Conservation District [Expired
7/05] 
FMN  Public Works 
154.04750  159.31500   WRHS832   RM  271 DPL  ChthmTwp Roads B Chatham Township Roads and Bridges  FMN  Public Works 

Law Enforcement on Starcom21

SiteNameFreqs       
017 (11) Chatham 851.212500 851.400000 851.575000 851.925000c 852.450000a 852.850000 852.975000a 853.862500
    855.187500              

SiteNameFreqs       
030 (1E) Springfield 851.112500 851.487500 852.075000 852.325000a 852.675000 852.850000c 853.375000a 857.362500
    858.212500              

DEC HEX Mode Alpha Tag Description
4901  1325  SG Sheriff 1  Sheriff: Dispatch-Primary [SCSO 1] 
4902  1326  SG Sheriff 4  Sheriff: Dispatch-Secondary 4 [SCSO 4] 
4903  1327  SG Sheriff 5  Sheriff: Dispatch-Secondary 4 [SCSO 5] 
4904  1328  SG Courts  Sheriff: Court Security [COURT SECURITY] 
4905  1329  SG Sheriff Aux2  Sheriff: Auxillary 2 [AUX 2] 
4906  132a  Grandview PD Tac  Grandview Police: Tac 
4907  132b  SG Sheriff 3  Sheriff: Car-to-Car/Talk-Around [SCSO 3 TA]  
4908  132c  SG Sheriff 4908  Sheriff: Special Units/Alcohol Stings/Traffic; POTUS 
4909  132d  SG Jail Booking  Sheriff: Jail Booking [SCSO BOOKING] 
4910  132e  Auburn Police  Auburn Police: Dispatch [AUBURN] 
4911  132f  Chathm Police  Chatham Police: Dispatch  
4912  1330  LG/Jerome PDtac2  Leland Grove/Jerome Police: Tac-2 [LG/JEROME TAC 2] 
4913  1331  SG Law West c2c  Rural Police: Car-to-Car West [LOAMI/NB/PP] 
4914  1332  Pawnee Police  Pawnee Police: Dispatch [PAWNEE] 
4915  1333  RivSpauld PD Tac  Riverton/Spaulding Police: Tac [RIVERTON] 
4916  1334  SG Shrf Det CO6  Sheriff: Detectives Bureau 1 [DET. BUREAU 1] 
4917  1335  SG Shrf Det CO7  Sheriff: Detectives Bureau 2 [DET. BUREAU 2] 
4918  1336  SG Sheriff SDT1  Sheriff: Special Detail 1 [SPEC DT 1] 
4919  1337  SG Sheriff SDT2  Sheriff: Special Detail 2 [SPEC DT 2] 
4920  1338  SG Shrf Ops1  Sheriff: Operations 1 [OPS 1] 
4921  1339  SG Sheriff Cmnd  Sheriff: Command Unit [ADMIN CH-16] 
4922  133a  Rochester Police  Rochester Police [ROCHESTER] 
4923  133b  Shmn/Wilmsv PD  Sherman/Williamsville Police [SHRMN/WIL] 
4924  133c  Aubrn/Divern PD  Auburn/Divernon Police [AUBURN/DIVERNON] 
4925  133d  SG RuralLaw 4925  Rural Law 
4926  133e  Riverton PD Tac  Riverton Police: Tac [RIVERNTON TAC] 
4927  133f  Buff/Mech Police  Buffalo/Mechanicsburg Police: Tac [BUFF/MECH] 
4930  1342  SG Law 4930  Law 
4931  1343  Sherman PD Tac  Sherman Police: Tac [SHERMAN TAC] 
4932  1344  Williamsv PD Tac  Williamsville Police: Tac [WILLIAMSVILLE TAC] 
4933  1345  SG Law 4333  Sheriff: Testing 
4934  1346  SthrnView Police  Southern View Police: Local 
4935  1347  Jerome PD Tac-6  Jerome Police: Tac-6 [JEROME TAC CH-6] 
4936  1348  SG Law Tac 1  Law: Tac-1 [SANGAMON TAC 1] 
4937  1349  SG Law Tac 2  Law: Tac-2 [SANGAMON TAC 2] 
4939  134b  SG Law 4939  Law 
4940  134c  LLCC Security  Lincoln Land Community College Security [LLCC PD] 
4941  134d  SG AnimalControl  County Animal County [ANIMAL CONTROL] 
4944  1350  UIS Police Disp  University Illinois Springfield Police: Dispatch 
8381  20bd  SIU SoM Police  SIU School of Medicine Police (Springfield) 

Fire/EMS on Starcom21

SiteNameFreqs      
063 (3F) Sangamon Co Simulcast771.581250 771.981250 772.231250 772.806250c 773.231250c 773.481250c 773.981250c

SiteNameFreqs       
017 (11) Chatham 851.212500 851.400000 851.575000 851.925000c 852.450000a 852.850000 852.975000a 853.862500
    855.187500              

SiteNameFreqs       
030 (1E) Springfield 851.112500 851.487500 852.075000 852.325000a 852.675000 852.850000c 853.375000a 857.362500
    858.212500              

DEC HEX Mode Alpha Tag Description
4946  1352  SG/Spfld C-MED   Central Medical Emergency Dispatch (C-MED) 
4949  1355  Sangamon OEM  Office of Emergency Management (OEM) 
5824  16c0  MedicsFirst EMS  AMT MedicsFirst EMS Springfield 
37531  929b  SG Rural Fire 1  Rural Fire 1 [2024 Testing] [RF1] 
37532  929c  SG Rural Fire 2  Rural Fire 2 (Simulcasting VHF as of 8/24) [RF2] 
37536  92a0  SG Fire PG RF6  Rural Fire 6: Paging (also on 158.82 clear) [RF6] 
37575  92c7  SG Fire 37575  Fire: Ops 
37591  92d7  SG Fire 37591  Fire: Ops 
37620  92f4  Mech Fire Local  Mechanicsburg Fire: Local 
37856  93e0  Rvrtn Fire Local  Riverton Fire: Local 

MABAS Primary Division 48


Auburn (City) WEB [ FB]

  • Police dispatched by Sangamon County (as of 1/18]
  • Police possibly using 774.91875 CSQ (or 177.x) for Mobile Extenders (3/9/15); 6 full time officer including the police chief

Auburn Fire Protection District / Emergency Squad WEB FB

  • FPD & Emergency Squad merged on Jan 1, 2007; serves 50 square miles with 4317 people.
Frequency  Input   
License  Type  Tone  Alpha Tag  Description  Mode  Tag 
154.81500  158.98500   WPLZ783   RM  229.1 PL  Auburn Local Fire / Public Works / Local [Expired 4/23]  FMN  Multi-Dispatch 

Buffalo (Village) WEB [ FB]

Buffalo-Mechanicsburg Police WEB [ FB]

  • Joint Police Department also serves Dawson (Tri-Cities)
  • Unit numbers: 610-619, dispatch by Sangamon County Sheriff on STARCOM21

Chatham (Village) WEB [ FB]

Chatham Police Department WEB [ FB]

  • Has 15 officers (2009)
  • Dispatched on STARCOM21 talkgroup 4911

Chatham Fire Protection District/EMS WEB [ FB]

  • Serves 15,500 people in 75 sq mi.; 18 volunteer and 13 full time firefighters providing fire, rescue and medical services. (1350 calls 2011; 1104 calls 2007, 70% medical)
  • EMS also serves Loami and Divernon

Chatham Public Works/Parks

  • Units: C4,C14,C15
Frequency  Input   
License  Type  Tone  Alpha Tag  Description  Mode  Tag 
151.34000  156.01500   WPWF848   RM  225.7 PL  Chatham FireTac Fireground / Tac / Local  FMN  Fire-Tac 
155.67000  159.01500   WPKC965   RM  156.7 PL  Chatham EMA CEMA: Ops  FMN  Emergency Ops 
155.88000      WPBB579   BM  CSQ  Chatham ESDA F3 ESDA / Weather Spotters  FMN  Fire-Tac 
153.30500  158.41500   WPOZ759   RM  203.5 PL  Chatham PubWrks Street / Water / Electric   FMN  Public Works 
451.58750      WPGU746     Chatham WDD Water Distribution Data (CSQ)  Telm  Data 
155.42250      WQGJ668   BM    ChtmWarningSiren ESDA: Warning Siren Activation   Telm  Data 
173.22500      WQLW759     Chatham EMS MX EMS: Mobile Extenders  FMN  EMS-Tac 


Chatham Electric Department WEB [ FB]

  • Unknown frequency/radio usage.

Divernon (Village) WEB [ FB]

  • Public Works - maintains it's own gas, water, wastewater, streets and parks (Gas also serves Glenarm)

Divernon Police [ WEB] FB

  • Police Dispatched on 155.535R 146.2 PL (Sheriff)
Frequency  License  Type  Tone  Alpha Tag  Description  Mode  Tag 
154.40000  WNKW607   BM  143 DPL  Divernon FG Fireground   FMN  Fire-Tac 
155.86500  WNLA337   BM  074 DPL  Divernon PW Public Works / Police: Local  FMN  Public Works 


Divernon Fire Protection District [ WEB] [ FB]

  • 159.4425 Mobile Extenders (NFM) WNKW607

Glenarm (Unincorporated)

  • Police patrol by Sheriff's Department
  • Fire by Pawnee
  • EMS by Springfield C-MED, Chatham or Auburn.
  • Gas - Served by Divernon Public Works
  • School by Ball-Chatham School District

Grandview (Village) WEB [ FB]

  • Police units: 640-649 (Heard 643) (created in 1952. Police Chief, 1 full time and 1 part time officer)
  • EMS dispatched by C-MED for Lifestar, America or MedicsFirst
Frequency  License  Type  Tone  Alpha Tag  Description  Mode  Tag 
155.71500  WNLL698   BM  CSQ  Grandview LG Public Works / Police Tac [Expired 4/23]  FMN  Multi-Dispatch 

lliopolis (Village) WEB [ FB]

  • Police Units: 650-659; Dispatched on STARCOM21 with Sheriff

Old Frequencies

  • 155.05500 M CSQ I-REACH Statewide Interagency Mutual Aid (F-3) [Expired] KB61721
  • 453.45000 RM Police: Old [Expired] KNCE959
  • 453.41250 F Water Distribution Data [IG] WQIZ719
  • 458.41250 M Water Distribution Data [Expired] KB28046

Jerome (Village) WEB [ FB]

  • Police Units: 660-669 (4 full time officers, dispatched by Sheriff on STARCOM21)
  • Fire by Springfield Fire
  • EMS dispatched by C-MED for Lifestar, America or MedicsFirst
Frequency  License  Type  Tone  Alpha Tag  Description  Mode  Tag 
155.01000  KH7557   BM  CSQ  Jerome Local Streets / Police Tac-1 (w/ Leland Grove) [Expired 6/13]  FM  Multi-Tac 

Leland Grove (City) WEB FB

  • 1.5 sq.mi; 1900 residents
  • Police Units: 670-679; 6 full time and 4 part-time officers, dispatched by Sheriff on STARCOM21
  • EMS dispatched by C-MED for Lifestar, America or MedicsFirst

Old Information

  • 460.47500 WNAK400 RM Police: Old Repeater (F-1) [Expired]
  • 460.50000 WNAK400 M Old Car-to-Car (F-2) [Expired]
Frequency  License  Type  Tone  Alpha Tag  Description  Mode  Tag 
153.80750  WQAC881   CSQ  LGrv Police Tac Police: Tac [Expired 5/24]  FMN  Law Tac 
153.80750  WQAC881   664 DPL  LGrv PubWrks Public Works / Snow Plows <b>[Expired 5/24]  FMN  Public Works 

Loami (Village) WEB FB

  • Police Units: 680-689 (Now patrolled by Sheriff?)

Mechanicsburg (Village) WEB [ FB]

  • Electricity by AmerenIL and Menard Electric

Buffalo-Mechanicsburg Police Dispatched by Sheriff on STARCOM21 (See Buffalo)

Mechanicsburg Fire / EMS [ WEB] FB
Buffalo-Dawson-Mechanicsburg Sewer Commission
Mechanicsburg-Buffalo Water Commission


New Berlin (Village) WEB [ FB]

  • Police dispatched by Sheriff on STARCOM21

New Berlin-Island Grove Fire Protection District

Frequency  License  Type  Tone  Alpha Tag  Description  Mode  Tag 
158.86500  KS6048   CSQ  NBIG Fire 3 Fireground [Expired]  FMN  Fire-Tac 
151.31000  WQCF874   BM  CSQ  NBIG Fire 2 Fireground   FMN  Fire-Tac 
173.39000  WQCF874     NBIG Fire MX Fire: Mobile Extenders (to 151.31)   FMN  Fire-Tac 

Pawnee (Village) WEB FB

  • 2700 residents
Frequency  Input   
License  Type  Tone  Alpha Tag  Description  Mode  Tag 
154.22000      WNHU816   BM  225.7 PL  Pawn Fireground2 EMS / Fireground [Ch 2]  FMN  Fire-Tac 
153.25250      WQCT365   BM    Pawnee WDD Water Department: Ops/Data [Expired 5/15]  Telm  Public Works 
158.89500        205 DPL  Pawn Police MX Police: Dispatch (Rebroadcast/Extender?)  FMN  Law Dispatch 
774.91875  804.91875   WQPQ364   RM  CSQ  Pawn Police MX-O Police: Mobile Extenders to SC21 (All)  FMN  Law Dispatch 
774.91875  804.91875   WQPQ364   RM  110.9 PL  Pawn Police MX-A Police: Mobile Extenders to SC21 (unit 4?)  FMN  Law Dispatch 
774.91875  804.91875   WQPQ364   RM  183.5 PL  Pawn Police MX-C Police: Mobile Extenders to SC21  FMN  Law Dispatch 
774.91875  804.91875   WQPQ364   RM  67.0 PL  Pawn Police MX-B Police: Mobile Extenders to SC21  FMN  Law Dispatch 


Pawnee Fire Protection District WEB FB

  • Serves 110 square miles in Sangamon, Montgomery and Christian Counties

Pleasant Plains (Village) WEB FB

  • 1.34 sq mi with 806 residents

Pleasant Plains Police [ WEB] FB

  • Police dispatched with Sheriff on STARCOM21.
  • EMS by C-MED (Rescue by FPD)

Pleasant Plains Rural Fire Protection District (PPFPD) WEB [ FB]

  • Serves 100 sq.mi. with 3000 residents
Frequency  License  Type  Tone  Alpha Tag  Description  Mode  Tag 
158.77500  WRFE603   BM  225.7 PL  PlPl Fire Local Fire: Local   FMN  Fire-Tac 
173.36250  WRFE603   118.8 PL  PlPl Fire MX Fire: Mobile Extenders  FMN  Fire-Tac 

Riverton (Village) WEB FB

  • Police, Units: SG 730-739
Frequency  Input   
License  Type  Tone  Alpha Tag  Description  Mode  Tag 
155.77500      KNCK634   BM    RAFPD Fireground Fireground (poss 85.4 ?)  FMN  Fire-Tac 
154.29500  150.80500   KZZ914   RM  146.2 PL  Riv Police Tac5 Police: Tactical 5 (Back-up to SC21)  FMN  Law Tac 
151.36250      KNCK634     Riv Fire MX Fire: Mobile Extenders (to 158.82)  FMN  Fire-Tac 
155.88000      KNCK634     RAFPD 155.88 Fire: Local  FMN  Fire-Tac 

Riverton Area Fire Protection District WEB [ FB]

  • Provides ALS (Paramedic) Non-transport services 24/7 as well as fire suppression and rescue services including water rescue and recovery.

Rochester (Village) WEB] FB

  • Public Works

Rochester Area Fire Protection District WEB [ FB]

  • 151.0475 Repeater with 155.6325 (NFM) WRDM861
  • Base Stations at Rochester & Barry; serves over 100 Square miles.
Frequency  Input   
License  Type  Tone  Alpha Tag  Description  Mode  Tag 
155.79000  153.78500   KNAS935   RM  146.2 PL  Roch PubWrks Public Works/City Ops  FMN  Public Works 
451.31250      WPMZ801     Rochester WDD Water Conservation Metering (CSQ)  Telm  Data 
159.15000  156.03000   KNAS935   RM  146.2 PL  Rochester Police Police: Tac/Local (Back-Up to SC21; in use)  FMN  Law Dispatch 
151.26500      WQOY709   BM    RochstrFPD Local Rochester FPD: Local (in use)  FMN  Fire-Tac 
  • See unit numbers on the unit number wiki page

Sherman (Village) WEB

Sherman Police WEB FB

  • 4/24 - 155.055, 156.015 13-110W Mobiles (NFM) WSCK367 Issued 4/24, replacing expired KBxxxxx expired 2/4]
Frequency  License  Type  Tone  Alpha Tag  Description  Mode  Tag 
158.94000  KAY883     Sherman FG Fireground  FMN  Fire-Tac 
156.01500  WSCK367   CSQ  Sherman Village Public Works / Police: Car-to-Car  FMN  Public Works 
155.14500  KCI454   BM  CSQ  Sherman Police Police [Expired]  FMN  Law Tac 
154.96500  WQHV351   BM    Sherman EMA Wx EMA/Outdoor Wx Warning System (Sirens) (Voice/Data)  FMN  Emergency Ops 


Sherman EMA EMA WEB [ FB]

  • 151.16 Base/Mobile and 155.595 Base/Mobile (not 131.8) (NFM Voice/Data) (never heard in use 1/20) WQHV351
  • 154.965 Outdoor Warning Sirens (Voice/Data at 5 Locations) (former ALC Airport was 131.8 PL)

Sherman Fire Protection District '"`UNIQ--freqsubcat-00000014-QINU`"'


Southern View (Village) WEB FB

  • 398 acres with 1600 residents on the south side of Springfield
  • Police units: 760-769; dispatched by Sangamon County Sheriff on STARCOM21
  • EMS dispatched by C-MED

Spaulding (Village) WEB Police FB

  • Police Units 770-779
  • Fire/EMS by Riverton VFD.

Thayer (Village) WEB [ FB]

  • Police Units: SG 780-789 (heard 790,788,789)
  • Part of the Virden Fire Protection District, Station #2
Frequency  License  Type  Tone  Alpha Tag  Description  Mode  Tag 
155.41500  WNPF754   146.2 PL  Thayer PD C2C Police: Car-to-Car (155.535 extender?) [Expired]  FMN  Law Tac 

Virden (City)


Williamsville (Village) WEB [ FB]

  • Police units SG 790-799; dispatched by Sheriff on 155.535R

Williamsville Volunteer Fire/EMS WEB [ FB]

  • Also Provides service to Elkhart in Logan County
  • Units: Tanker 5
Frequency  License  Type  Tone  Alpha Tag  Description  Mode  Tag 
458.55000  WQPK230   186.2 PL  Wmvl PubWrks Public Works / Village Ops  FMN  Public Works