Local Calling Guide

Rate centre information

Search by rate centre (exchange) name, region, area code, LATA. Enter full or partial name. Use official postal abbreviations for province/state/territory.

Downers Grove, IL [Prefix detail]

LATA: 358 CHICAGO IL

LIR:

V: 06031 H: 03469

ILEC: 9329 ILLINOIS BELL TEL CO

Includes all or part of:

NPA 331:

201 214 233 238 251 260 280 291 292 306 326 343 399 481 625 631 775 777 801 903 998

NPA 630:

241 271 275 297 310 322 324 353 390 395 432 434 435 437 441 442 487 493 512 515 541 598 663 719 724 725 729 737 743 769 786 795 796 810 824 829 852 869 874 895 929 944 960 963 964 967 968 969 971 981 991 996

See all [Local Prefixes]

Local calling TO: [Reverse direction]

OCNRate centrePlan typeCall typeMonthly limit (minutes)NoteEffective date
Algonquin, IL C    
Antioch, IL C    
Arlington Heights, IL C    
Aurora, IL C    
Aurora East, IL B    
Barrington, IL C    
Barrington South, IL C    
Bartlett, IL C    
Beecher, IL C    
Bellwood, IL B    
Bensenville, IL B    
Big Rock, IL C    
Blue Island, IL C    
Bolingbrook, IL B    
Braidwood, IL C    
Calumet City, IL C    
Cary, IL C    
Chicago Heights, IL C    
Chicago Heights East, IL C    
Chicago Zone 01-Calumet, IL C    
Chicago Zone 01-Canal, IL C    
Chicago Zone 01-Franklin, IL C    
Chicago Zone 01-Illinois Dearborn, IL C    
Chicago Zone 01-Lakeshore, IL C    
Chicago Zone 01-Monroe, IL C    
Chicago Zone 01-Superior, IL C    
Chicago Zone 01-Wabash, IL C    
Chicago Zone 02-Edgewater, IL C    
Chicago Zone 02-Irving, IL C    
Chicago Zone 02-Rogers Park, IL C    
Chicago Zone 03-Kildare, IL C    
Chicago Zone 03-Newcastle, IL C    
Chicago Zone 04-Humboldt, IL C    
Chicago Zone 04-Lakeview, IL C    
Chicago Zone 05-Austin, IL B    
Chicago Zone 05-Merrimac, IL B    
Chicago Zone 06-Kedzie, IL C    
Chicago Zone 06-Lafayette, IL C    
Chicago Zone 06-Lawndale, IL C    
Chicago Zone 07-Hyde Park, IL C    
Chicago Zone 07-Oakland, IL C    
Chicago Zone 07-Stewart, IL C    
Chicago Zone 08-Portsmouth, IL B    
Chicago Zone 08-Prospect, IL C    
Chicago Zone 09-Mitchell, IL C    
Chicago Zone 09-South Chicago, IL C    
Chicago Zone 10-Beverly, IL C    
Chicago Zone 10-Pullman, IL C    
Chicago Zone 11-O'Hare, IL B    
Cicero, IL B    
Coal City, IL C    
Crescent City, IL C    
Crete, IL C    
Crystal Lake, IL C    
Deerfield, IL C    
Des Plaines, IL C    
Dundee, IL C    
Dwight, IL C    
Elburn, IL C    
Elgin, IL C    
Elk Grove, IL C    
Elmhurst, IL A    
Elwood, IL C    
Evanston, IL C    
Fox Lake, IL C    
Frankfort, IL C    
Gardner, IL C    
Geneva, IL C    
Gilman, IL C    
Glen Ellyn, IL A    
Glenview, IL C    
Governors Park, IL C    
Grant Park, IL C    
Grayslake, IL C    
Hampshire, IL C    
Harding, IL C    
Harvard, IL C    
Harvey, IL C    
Herscher, IL C    
Hickory Hills, IL B    
Highland Park, IL C    
Hillside, IL A    
Hinsdale, IL A    
Homewood, IL C    
Hopkins Park, IL C    
Huntley, IL C    
Joliet, IL C    
Joliet West, IL C    
Kaneville, IL C    
Kankakee, IL C    
La Grange, IL A    
La Salle, IL C    
Lake Forest, IL C    
Lake Villa, IL C    
Lake Zurich, IL C    
Lansing, IL C    
Lemont, IL B    
Lemont North, IL A    
Libertyville, IL C    
Lisbon, IL C    
Lockport, IL B    
Lombard, IL A    
Manhattan, IL C    
Manteno, IL C    
Marengo, IL C    
Mazon, IL C    
McHenry, IL C    
Minooka, IL C    
Mokena, IL C    
Momence, IL C    
Morris, IL C    
Morton Grove, IL C    
Naperville, IL A    
Naperville Northeast, IL A    
New Lenox, IL C    
Newark, IL C    
North Chicago, IL C    
Northbrook, IL C    
Northbrook West, IL C    
Oak Brook, IL A    
Oak Lawn, IL B    
Oak Park, IL B    
Oglesby, IL C    
Onarga, IL C    
Orland, IL B    
Oswego, IL C    
Ottawa, IL C    
Palatine, IL C    
Palos Park, IL B    
Park Forest, IL C    
Park Ridge, IL C    
Peotone, IL C    
Plainfield, IL C    
Plano, IL C    
Plato Center, IL C    
Plattville, IL C    
Poplar Creek, IL C    
River Grove, IL B    
Riverdale, IL C    
Romeoville, IL B    
Roselle, IL B    
Round Lake, IL C    
Schaumburg, IL C    
Schaumburg North, IL C    
Schiller Park, IL B    
Seneca, IL C    
Skokie, IL C    
St Anne, IL C    
Sugar Grove, IL C    
Summit, IL B    
Tinley Park, IL C    
Union, IL C    
Utica, IL C    
Verona, IL C    
Warrenville, IL B    
Watseka, IL C    
Wauconda, IL C    
Waukegan, IL C    
West Chicago, IL B    
Wheaton, IL A    
Wheeling, IL C    
Willowcrest, IL C    
Wilmette, IL C    
Wilmington, IL C    
Winnetka, IL C    
Woodstock, IL C    
Yorkville, IL C    
Zion, IL C    

*If OCN is blank, this indicates the default local calling area for all carriers. If OCN is not blank, then local calling is available for that OCN only.

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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