| COUNTY | ORGANIZATION |
FREQUENCIES (mHZ) |
| Statewide | IL State Police Wx Net | 42.500 |
| Statewide | IL State EMA | 45.280, 45.360, 45.400, 45.440, 45.560 (Command), 155.025 |
| Bond | Bond Co. ESDA | 155.160, 155.220, 155.340, Call: KB63022 |
| Bond | Bond Co. SKYWARN | 147.165 (Primary), 146.145 (Secondary) |
| Boone | Boone Co. ESDA | 155.025, Call: KVA821 |
| Boone | Boone Co. SKYWARN | 147.375 (Primary), 147.975 (Secondary) |
| Bureau | Walnut ESDA | 463.825 |
| Calhoun | Calhoun Co. SKYWARN | 145.230 |
| Carroll | Carroll Co. ESDA | 155.025, Call: KNAE812 |
| Carroll | Carroll Co. RACES | 442.325, 444.775 |
| Champaign | Champaign Co. ESDA | 155.055, Call: KUD283 |
| Champaign | Champaign Co. ESDA | 155.040 (Primary), 155.115, 158.925, Call: KCP566 |
| Champaign | Champaign Co. ESDA | 155.220, 155.340, Call: KB24156 |
| Champaign | Champaign SKYWARN | 444.100 |
| Christian | Christian Co. SKYWARN | 146.955 |
| Clark | Clark Co. ARES | 146.655 (PL: 162.2 for ILX Reports) |
| Clark | Clark Co. ARES | 146.685 (PL: 151.4 for Illiana SKYWARN), 146.535 (Simplex) |
| Clay | Clay Co. ARES | 146.700 |
| Clay | Clay Co. ESDA | 154.995, 155.025 |
| Clinton | Clinton Co. SKYWARN | 147.270 (Primary), 145.110 (Secondary) |
| Coles | Coles Co. SKYWARN | 146.655, 443.325 |
| Coles | Mattoon ESDA | 155.025, 155.145, Call: KEE995 |
| Cook | Berwyn ESDA | 154.115, 155.025, Call: KKH343 |
| Cook | Bellwood ESDA | 155.025, 155.055, Call: KZJ487 |
| Cook | Blue Island ESDA | 155.025, 155.055, 155.100, Call: KFR810 |
| Cook | Brookfield ESDA | 155.025, 158.820, Call: KNAB430 |
| Cook | Calumet City ESDA | 155.055, 444.425 |
| Cook | Chicago SKYWARN | 145.210, 146.670, 147.285, 442.925, 442.950 |
| Cook | Chicago Ridge ESDA | 155.025, Call: WNAH546 |
| Cook | Country Club Hills ESDA | 155.025, Call: KJB962 |
| Cook | Des Plaines ESDA | 155.820, Call: WNUQ878 |
| Cook | Des Plaines ESDA | 153.755, 155.745, Call: KQU948 |
| Cook | Harwood Heights ESDA | 155.025, 155.085, Call: KDR465 |
| Cook | Hometown ESDA | 154.055, 155.025, 155.055, Call: KVB296 |
| Cook | Lemont ESDA | 460.975, Call: WPFS667 |
| Cook | Mt. Prospect ESDA | 155.025, Call: KYQ957 |
| Cook | Oak Forest ESDA | 155.775 (Primary), 155.025, 155.055, Call: KCJ395 |
| Cook | Oak Lawn RACES | 144.445 |
| Cook | Riverdale ESDA | 155.025, Call: KXH727 |
| Cook | Rolling Meadows ESDA | 155.025, Call: KNED349 |
| Cook | Schaumburg RACES | 442.900 |
| Cook | Streamwood ESDA | 154.100, 155.025, Call: WNVH984 |
| Cook | Tritown RACES | 146.805 |
| Crawford | Crawford Co. SKYWARN | 147.360 |
| DeKalb | DeKalb Co. SKYWARN | 146.130, 146.730, 442.950 |
| DeKalb | Sandwich ESDA | 39.180, 153.905, 154.995, 155.025, 155.055, Call:WSI994 |
| DeWitt | DeWitt Co. EMA | 45.240 (Primary), 155.025, 155.055, Call: KJU384 |
| DeWitt | DeWitt Co. SKYWARN | 146.985 |
| Douglas | Douglas Co. SKYWARN | 146.655 |
| DuPage | DuPage Co. ARC (Skywarn) | 145.430 (PL 107.2) |
| DuPage | DuPage Co. ARES | 224.820 |
| DuPage | DuPage Co. EMA Net | 37.940, Call: KNIW808 |
| DuPage | DuPage Co. OEM | 155.025, Call: WNQF709 |
| DuPage | DuPage Co. OEM | 154.965, Call: KZF591 |
| DuPage | DuPage Co. SKYWARN | 145.710 (Primary), 145.390, 224.140 |
| DuPage | Elmhurst ESDA | 154.040, 155.025, Call: KSI453 |
| DuPage | Lombard RACES | 444.250 |
| DuPage | Naperville EMA | 154.965, Call: KDL980 |
| DuPage | Naperville EMA | 154.100, Call: KDL908 |
| DuPage | Naperville EMA | 155.025, Call: WPAG754 |
| DuPage | Naperville RACES | 443.050 (Primary), 147.510 (Simplex) |
| DuPage | Warrenville ESDA | 155.025, Call: KCX262 |
| DuPage | Westmont ESDA | 155.025, 158.745, Call: KJC800 |
| DuPage | Westmont RACES | 145.490 |
| Edgar | Edgar Co. ESDA | 155.025, 155.925, Call: WPBB578 |
| Edwards | Edwards Co. ESDA | 155.025, Call: KNBN569 |
| Effingham | Effingham Co. ESDA | 155.025, Call: KWV687 |
| Effingham | Effingham SKYWARN | 146.895 (Primary), 444.175 (Secondary) |
| Fayette | Fayette Co. ESDA | 155.035, Call: KZJ995 |
| Fayette | Fayette Co. SKYWARN | 147.165 (Primary), 145.230, 146.415 |
| Ford | Ford Co. ESDA | 39.900, Call: KSA973 |
| Franklin | Franklin Co. ESDA | 155.025, Call: WZT893 |
| Fulton | Fulton Co. ESDA | 154.130, 154.160, Call: WPAQ400 |
| Fulton | Fulton Co. ESDA | 39.900, 155.025, Call: KTC957 |
| Fulton | Fulton Co. RACES | 147.285, 147.555, 444.725 (Backup) |
| Fulton | Lewistown ESDA | 155.025, Call: KYX823 |
| Greene | Greene Co. ESDA | 453.950, Call: WNWT705 |
| Greene | Greene Co. SKYWARN | 145.230 |
| Grundy | Grundy Co. ESDA | 155.025, 155.925, 453.875, 458.875, Call: KGL583 |
| Grundy | Grundy Co. SKYWARN | 147.270 (Primary), 145.710 (Secondary) |
| Hancock | Hancock Co. SKYWARN | 147.060 |
| Henry | Alpha ESDA | 155.775, 155.880, Call: KNIE522 |
| Henry | Galva ESDA | 159.435 |
| Henry | Henry Co. ESDA | 155.865, Call: KNHY678 |
| Henry | Henry Co. ESDA | 155.880, Call: KNIE522 |
| Jackson | Carbondale ESDA | 155.025, 155.055, 155.880, Call: KNAK200 |
| Jackson | Jackson Co. ESDA | 154.040, Call: KZE620 |
| Jackson | Jackson Co. SKYWARN | 146.565 (Primary), 223.540 |
| Jackson | Murphysboro ESDA | 154.115, Call: KSI262 |
| Jasper | Jasper Co. SKYWARN | 145.490 |
| Jefferson | Jefferson Co. SKYWARN | 147.270 (Primary), 145.110 (Secondary) |
| Jersey | Jersey Co. SKYWARN | 145.230 |
| Johnson | Johnson Co. ESDA | 154.295, Call: WPEY832 |
| Johnson | Johnson Co. ESDA | 42.950 (Primary), 150.010, 155.535, Call: KNDU272 |
| Kane | Aurora EMA | 154.965 (Primary), 155.025, Call: KGJ737 |
| Kane | Batavia ESDA | 155.955, Call: WSI953 |
| Kane | Kane Co. OEM | 154.295, 154.280, 154.830, Call: WNYN766 |
| Kane | Kane Co. OEM | 158.745 (Primary), 155.025, 155.055, 155.865, KEP612 |
| Kane | Kane Co. SKYWARN | 145.470, 146.580, 224.640, 443.025 |
| Kane | St. Charles ESDA | 155.160, Call: KRZ934 |
| Kankakee | Kankakee Co. EMA | 155.025, Call: WNYU311 |
| Kankakee | Kankakee SKYWARN | 146.340, 146.940, 444.800, 449.800 |
| Kendall | Kendall Co. ARES | 147.375 |
| Kendall | Kendall Co. ESDA | 39.820, 155.025, 155.055, Call: WQU458 |
| Knox | Knox Co. SKYWARN | 147.210 (Primary), 147.000 (Secondary) |
| Lake | Lake Co. ESDA | 155.025, Call: KNFL504 |
| Lake | Lake Co. RACES | 147.180 |
| Lake | Zion ESDA | 39.900, Call: WNLJ444 |
| Lake | Zion ESDA | 39.160, 155.370, Call: KBJ355 |
| LaSalle | LaSalle Co. ESDA | 155.025, 155.085, 155.145, 453.725, Call: KAT354 |
| LaSalle | LaSalle Co. SKYWARN | 147.120 (Primary), 145.430, 146.895, 147.720 |
| LaSalle | Streator ESDA | 155.295, Call: KNFP298 |
| LaSalle | Utica RACES | 145.290 |
| Lawrence | Lawrence Co. ESDA | 155.025, Call: KNAW414 |
| Lee | Lee Co. SKYWARN | 146.370, 146.970 |
| Livingston | Livingston Co. ESDA | 155.175, Call: WNKR946 |
| Livingston | Livingston Co. SKYWARN | 145.430 |
| Livingston | Pontiac ESDA | 154.340, Call: KBV770 |
| Logan | Logan Co. ESDA | 158.760, Call: KBA746 |
| Logan | Logan Co. SKYWARN | 147.345 (Primary), 145.390 (Secondary) |
| Macon | Macon Co. ESDA | 155.025, Call: KLM664 |
| Macon | Macon Co. SKYWARN | 147.100 (Primary), 146.730 |
| Macon | Macon Co. SKYWARN | 442.250 (Primary), 444.175 (PL: 100.0), 443.800 (Backup, PL: 123.0) |
| Macoupin | Gillespie ESDA | 155.745, Call: WNGV422 |
| Macoupin | Macoupin Co. ESDA | 155.025, 155.055, Call: KNGA953 |
| Macoupin | Macoupin Co. SKYWARN | 146.820 (Primary), 145.230 (Secondary), 147.470 |
| Madison | Madison Co. SKYWARN | 145.230 (Primary), 145.130, 146.790, 224.060, 442.400 |
| Marion | Marion Co. SKYWARN | 145.110, 146.640, 147.270 |
| Marshall | Marshall Co. ESDA | 39.900 |
| Marshall | Marshall Co. SKYWARN | 146.895 |
| Mason | Mason Co. ESDA | 155.140 (Primary), 155.025, 155.055, Call: WPDY427 |
| Mason | Mason Co. SKYWARN | 146.610 |
| McDonough | McDonough Co. ESDA | 155.025, 155.055, Call: KUL796 |
| McDonough | McDonough SKYWARN | 147.060, 443.300 |
| McHenry | Cary ESDA | 155.025, Call: KQZ861 |
| McHenry | McHenry Co. ESDA | 155.025, 155.055, Call: KTB234 |
| McHenry | McHenry Co. SKYWARN | 146.895 (Primary), 145.410 (Backup), 145.330, 144.730, 146.835 |
| McHenry | Woodstock ESDA | 154.100, 155.025, Call: WQV865 |
| McLean | Anchor ESDA | 154.965 |
| McLean | Carlock ESDA | 154.085, Call: KSO911 |
| McLean | Chenoa ESDA | 155.115, Call: KZV881 |
| McLean | Colfax ESDA | 154.695, 154.965 |
| McLean | Cooksville ESDA | 154.965 |
| McLean | Danvers ESDA | 154.085, Call: KSO911 |
| McLean | Gridley ESDA | 153.245, 159.105, 458.0375, Call: WPCR931 |
| McLean | Heyworth ESDA | 461.975 |
| McLean | LeRoy ESDA | 155.790, Call: WNHT908 |
| McLean | Lexington ESDA | 453.450, Call: KBI329 |
| McLean | McLean Co. ESDA | 45.520 (Primary) |
| McLean | McLean Co. ESDA | 157.620 |
| McLean | McLean ESDA | 153.860, Call: KNFR854 |
| McLean | McLean Co. ESDA | 453.700, Call: KXE762 |
| McLean | McLean Co. SKYWARN | 146.790 (Primary), 146.940 (Secondary) |
| McLean | Stanford ESDA | 155.700, Call: WNMF611 |
| McLean | Towanda ESDA | 45.480, Call: KNCS876 |
| Menard | Menard Co. SKYWARN | 146.805, 147.045 |
| Monroe | Monroe Co. ESDA | 444.700 (Primary), 145.110 |
| Monroe | East St. Louis SKYWARN | 443.000 |
| Montgomery | Montgomery Co. ESDA | 154.995, 155.025, Call: KTO479 |
| Montgomery | Montgomery SKYWARN | 146.820 (Primary), 145.230, 147.475 |
| Morgan | Morgan Co. SKYWARN | 146.775 |
| Moultrie | Moultrie Co. SKYWARN | 146.655 |
| Ogle | Ogle Co. ESDA | 155.175, Call: WNAV470 |
| Ogle | Ogle Co. SKYWARN | 147.050, 147.105, 442.500 |
| Peoria | Bartonville ESDA | 155.100 |
| Peoria | Peoria ESDA | 47.500, Call: KK9479 (also uses 800 EDACS SMR) |
| Peoria | Peoria Co. ESDA | 39.580, 39.900, 154.295 (Primary), 155.025, 155.055, 458.700, 458.7175, Call: KNBH431 |
| Peoria | Peoria Co. SKYWARN | 146.760 (Primary), 146.850, 146.970, 444.200 |
| Perry | Perry Co. ESDA | 155.025, Call: KKL672 |
| Perry | Perry Co. SKYWARN | 147.090 (Primary), 145.110 (Secondary) |
| Piatt | Piatt Co. ESDA | 453.500, Call: KWY260 |
| Piatt | Piatt Co. SKYWARN | 442.725 (Primary, PL: 103.5), 146.925 (Backup) |
| Piatt | Piatt Co. SKYWARN | 443.575 (PL: 103.5, Southern Piatt Co.) |
| Pike | Pike Co. SKYWARN | 146.775 |
| Randolph | Chester ESDA | 155.880, Call: KBE816 |
| Randolph | Randolph Co. ESDA | 155.025, 155.055, Call: WNML248 |
| Randolph | Randolph Co. SKYWARN | 147.090 (Primary), 145.110 (Secondary) |
| St. Clair | St. Clair Co. ESDA | 158.835 (Primary), 155.055, 155.760, 458.725, Call: KSG935 |
| St. Clair | St. Clair Co. RACES | 147.120 (Primary), 145.110 (Secondary) |
| Sangamon | Divernon ESDA | 158.820, Call: KVB302 |
| Sangamon | Riverton ESDA | 155.055, 155.775, 158.745, 158.775, 158.820, KNCK634 |
| Sangamon | Sangamon Co. ESDA | 155.220, 155.340, Call: KB61921 |
| Sangamon | Sangamon Co. ESDA | 153.995, 155.055, 155.895, 158.745, 158.820, 158.880, 452.850, 457.800, 457.850, KSI628 |
| Sangamon | Sangamon Co. SKYWARN | 146.685 (Primary), 146.805 (Backup) |
| Sangamon | Springfield ESDA | 155.895, Call: KGE575 |
| Saline | Saline Co. ESDA | 155.025, Call: WQN839 |
| Schuyler | Schuyler Co. ESDA | 155.820, Call: KSJ274 |
| Scott | Scott Co. SKYWARN | 146.775 |
| Shelby | Shelby Co. SKYWARN | 146.655 |
| Stark | Stark Co. SKYWARN | 146.760 (Primary), 444.200 (Secondary) |
| Tazewell | Delaven ESDA | 39.100, 47.500, Call: KWB761 |
| Tazewell | East Peoria ESDA | 47.500, Call: KJU926 |
| Tazewell | Morton ESDA | 154.995, 155.550, Call: KLD838 |
| Tazewell | Tazewell Co. ESDA | 155.070 (Primary), 155.820, Call: KCJ417 |
| Tazewell | Tazewell Co. ESDA | 39.900, 155.025, Call: KXO727 |
| Tazewell | Tazewell Co. SKYWARN | 146.910 |
| Tazewell | Tremont ESDA | 155.820, Call: KXO727 |
| Tazewell | Washington ESDA | 453.150 |
| Union | Union Co. SKYWARN | 146.850 |
| Vermilion | Vermilion Co. ARES | 146.820, 147.360 |
| Wabash | Wabash Co. ESDA | 154.025, Call: KNGS464 |
| Warren | Warren Co. ESDA | 153.800, 155.055, 155.085, 155.985, 158.820, KSS928 |
| Washington | Washington Co. SKYWARN | 147.270 (Primary), 145.110 (Secondary) |
| Whiteside | Whiteside Co. ESDA | 155.025, 155.100, 462.600, 467.600, Call: KTR761 |
| Will | Bolingbrook ESDA | 155.025, 155.055, 155.115, Call: KZJ504 |
| Will | Frankfort ESDA | 155.025, Call: KNCC414 |
| Will | Joliet Civil Defense | 153.980, Call: KBP758 |
| Will | Lockport ESDA | 153.755, 155.025, 155.115, Call: KXZ350 |
| Will | Manhatten ESDA | 155.025, 155.760, 155.995, 156.015, Call: KP9191 |
| Will | Mokena ESDA | 153.800, 155.025, 155.055, Call: WQV998 |
| Will | Romeoville ESDA | 37.100, 37.180, 153.875, 155.025, Call: KEM569 |
| Will | Will Co. ESDA | 155.025, Call: KBJ235 |
| Will | Will Co. ESDA | 155.760 (Primary), 153.800, Call: KSI571 |
| Will | Will Co. RACES | 444.550 |
| Will | Will Co. SKYWARN | 146.820 (Primary), 146.220, 147.330 |
| Williamson | Herrin ESDA | 155.025, Call: KNAA642 |
| Williamson | Williamson Co. ESDA | 45.240, Call: KUQ673 |
| Williamson | Williamson Co. ESDA | 155.025, 453.875, Call: KDN431 |
| Williamson | Williamson Co. ESDA | 153.905, 155.085, Call: KUV647 |
| Williamson | Williamson Co. SKYWARN | 146.640 |
| Winnebago | Winnebago Co. ESDA | 47.500, Call: KCO250 |
| Winnebago | Winnebago Co. ESDA | 155.115, Call: KSA380 |
| Winnebago | Winnebago Co. SKYWARN | 147.255 (PL 114.8) |
| Woodford | Congerville ESDA | 155.265, Call: WXNA684 |
| Woodford | El Paso ESDA | 39.900, 155.025, 155.055, 155.880, 155.980, KTC925 |
| Woodford | Eureka ESDA | 39.820, 39.900, 154.055, 155.025, 155.055, Call: KGC960 |
| Woodford | Metamora ESDA | 39.820, 39.900, 154.860, 155.025, Call: KNCH491 |
| Woodford | Minonk ESDA | 154.115 (Primary), 155.025, 155.055, 155.880, Call: WNBL422 |
| Woodford | Woodford Co. ESDA | 156.120, Call: KJT612 |
| Woodford | Woodford Co. ESDA | 157.620 |
| Woodford | Woodford Co. ESDA | 155.415, Call: KNGP931 |
| Woodford | Woodford Co. ESDA | 39.900 (Primary), 155.880 (Primary), 155.025, KSM976 |
| Woodford | Woodford Co. RACES | 147.570 (Primary), 147.255 (Secondary) |
| Woodford | Woodford Co. SKYWARN | 147.255 (Primary), 147.270 (Secondary) |
| Northern IL (LOT) Areas | Northeast IL Emergency Net | 147.060 (SKYWARN Data System - 1200 Baud) |
| Central IL (ILX) Areas | Central IL Emergency Net | 147.090 (SKYWARN Data System - 1200 Baud) |
| Southwest IL (LSX) Areas | Southwestern IL Emergency Net | 146.565 (SKYWARN Data System) |
| From ESDA | To NWS Chicago, IL (LOT) | 145.350, 224.140, 442.975 |
| From ESDA | To NWS Lincoln, IL (ILX) | 45.560 (Primary), 147.345 |
| From ESDA | To NWS Paducah, KY (PAH) | 146.850 (Primary), 145.190, 146.880 |
| From ESDA | To NWS St. Louis, MO (LSX) | 145.130 |
| From ESDA | To NWS Quad Cities (DVN) | 146.760 |