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Aurora, IL Area Codes

Aurora, Illinois (population 181,505) uses area codes 630 and 331.

Area code630
Area code331
Time zoneCentral
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AuroraNapervilleSchaumburgBolingbrookWheatonDowners GroveElmhurstLombardBartlettOswegoCarol StreamStreamwoodHanover ParkAurora
Aurora and nearby cities in area code 630

Carriers with Aurora numbers

100 prefixes are assigned to the Aurora exchange: 43% mobile, 24% VoIP and cable, 33% landline.

CarrierPrefixes
T-Mobile27
AT&T (Illinois Bell)21
Verizon Wireless11
Onvoy (Sinch)8
AT&T Mobility5
Lumen (Level 3)4
Verizon Business (MCImetro)4
AT&T (Teleport)4

Area codes used in Aurora

Area codePrefixes serving AuroraMain carriers in this code
63055AT&T (Illinois Bell), AT&T Mobility, T-Mobile
33145Onvoy (Sinch), T-Mobile, Verizon Wireless

Aurora phone number prefixes

Numbers starting with these first six digits were originally assigned to the Aurora exchange.

Nearby cities in area code 630

Questions

What is the area code for Aurora, IL?
Aurora uses 2 area codes: 630 and 331. They overlay each other, so all of them cover the whole city and you dial 10 digits for local calls.
What time zone is Aurora in?
Aurora is in the Central time zone.