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815 area code

815 area code phone numbers

Browse current phone-number listings in area code 815, associated with Rockford, Joliet, Kankakee, Dekalb, Woodstock. Compare memorable patterns and listed pricing. 136,080 815 numbers are currently available at $49 (median $49), including 14,650 vanity-word and 10,427 lucky-number numbers.

  • Area code 815 is associated with Illinois
  • Time zone: Central Time
  • Cities describe numbering-plan coverage, not an Exclusive Digits office
  • Delivered by email after payment with the account number and transfer PIN the carrier asks for
  • Portable to Verizon, AT&T, T-Mobile and all major US carriers
RockfordJolietKankakeeDekalbWoodstockFreeportMomenceMchenry

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Area-code profile

About the 815 area code

Location
Will County, IL, LaSalle County, IL, Bureau County, IL, and Iroquois County, IL and 16 more counties
Time zone
Central Time
History
In service since 1947, one of the original North American area codes
Overlays
779 serves the same area as 815
Dialing
Local calls are dialed with 1 + 10 digits
Prefixes
800 exchange prefixes in use, held by 55 carriers
Map of the 815 area codeShaded area shows where 815 numbers are rated, with neighboring area codes outlined around it.219217608660269319563630309847262765574708773RockfordJolietKankakeeDekalbMchenrySterlingMorrisPrinceton
Approximate 815 coverage from U.S. Census ZIP code areas and NANPA rate centers.

Cities and communities in 815

Rockford, Joliet, Kankakee, Dekalb, Woodstock, Freeport, Momence, Mchenry, Lockport, Sterling, Plainfield, Crystal Lake, Morris, Frankfort, Dixon, La Salle

ZIP codes in the 815 area code

282 ZIP code areas. Area codes follow telephone exchange boundaries rather than ZIP code lines, so ZIP codes near the edge can also be served by a neighboring area code.

Will County, IL (30)

60401, 60403, 60404, 60408, 60410, 60417, 60421, 60423, 60431, 60432, 60433, 60435, 60436, 60440, 60441, 60442, 60446, 60448, 60449, 60451, 60468, 60481, 60484, 60490, 60491, 60503, 60544, 60564, 60585, 60586

LaSalle County, IL (26)

60470, 60518, 60531, 60537, 60549, 60551, 60557, 61301, 61316, 61321, 61325, 61332, 61334, 61341, 61342, 61348, 61350, 61354, 61358, 61360, 61364, 61370, 61371, 61372, 61373, 61377

Bureau County, IL (24)

61312, 61314, 61315, 61317, 61320, 61322, 61323, 61328, 61329, 61330, 61337, 61338, 61344, 61345, 61346, 61349, 61356, 61359, 61361, 61362, 61368, 61374, 61376, 61379

Show 17 more counties (202 ZIP codes)

Iroquois County, IL (23)

60911, 60912, 60918, 60924, 60926, 60927, 60928, 60930, 60931, 60938, 60939, 60945, 60948, 60951, 60953, 60955, 60956, 60966, 60967, 60968, 60970, 60973, 60974

Winnebago County, IL (20)

61016, 61024, 61063, 61072, 61073, 61077, 61079, 61080, 61088, 61101, 61102, 61103, 61104, 61107, 61108, 61109, 61111, 61112, 61114, 61115

Livingston County, IL (17)

60420, 60460, 60920, 60921, 60929, 60934, 61311, 61313, 61319, 61333, 61739, 61740, 61741, 61743, 61764, 61769, 61775

Ogle County, IL (17)

60113, 60129, 61007, 61010, 61015, 61020, 61030, 61043, 61047, 61049, 61052, 61054, 61061, 61064, 61068, 61084, 61091

Kankakee County, IL (16)

60901, 60910, 60913, 60914, 60915, 60917, 60922, 60935, 60940, 60941, 60950, 60954, 60958, 60961, 60964, 60969

Lee County, IL (14)

60530, 60553, 61006, 61021, 61031, 61042, 61057, 61310, 61318, 61324, 61331, 61353, 61367, 61378

McHenry County, IL (14)

60012, 60014, 60033, 60034, 60050, 60051, 60071, 60072, 60081, 60097, 60098, 60152, 60156, 60180

Stephenson County, IL (14)

61013, 61018, 61019, 61027, 61032, 61039, 61044, 61048, 61050, 61060, 61062, 61067, 61070, 61089

DeKalb County, IL (13)

60111, 60112, 60115, 60135, 60145, 60146, 60150, 60178, 60520, 60548, 60550, 60552, 60556

Whiteside County, IL (12)

61037, 61071, 61081, 61230, 61243, 61250, 61251, 61252, 61261, 61270, 61277, 61283

Jo Daviess County, IL (9)

61001, 61025, 61028, 61036, 61041, 61059, 61075, 61085, 61087

Grundy County, IL (8)

60407, 60416, 60424, 60437, 60444, 60450, 60474, 60479

Carroll County, IL (7)

61014, 61046, 61051, 61053, 61074, 61078, 61285

Putnam County, IL (7)

61326, 61327, 61335, 61336, 61340, 61363, 61560

Boone County, IL (5)

61008, 61011, 61012, 61038, 61065

Ford County, IL (3)

60919, 60946, 60959

Kendall County, IL (3)

60447, 60536, 60541

Area codes that share 815’s area

779

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