Area Code Box

Area code 630

Where is area code 630?

Schaumburg, La Grange and Naperville, Illinois

Local time: … (Central Time)

StateIllinois
CountryUnited States
Main citiesSchaumburg, La Grange and Naperville
Time zoneCentral Time
Overlay area codes331
In service since1996 (created from 708)
Assigned prefixes782
Dialing format(630) XXX-XXXX · +1 630 XXX XXXX from abroad

Look up a 630 number

Enter a 3-digit area code or a full 10-digit number.

Cities and towns in area code 630

Listed by how many phone prefixes (the 3 digits after the area code) are assigned to each place in 630.

Phone companies in area code 630

The carriers that hold the most 630 prefixes. People can move their number to another carrier, so this shows who first issued a number, not who serves it today.

PrefixesCarrier
258Illinois Bell Tel Co (AT&T)
103New Cingular Wireless PCS (AT&T)
76T-Mobile USA
75Verizon Wireless
60Mcimetro Access Transmission Services
57Teleport Communications America
56Level 3 Communications
35Paetec Itel

All 782 prefixes in area code 630

Pick the 3 digits after the area code to see that prefix’s city and carrier.

Area codes that overlay 630

Questions

Where is area code 630?
Area code 630 is in Illinois. It serves Schaumburg, La Grange, Naperville, Oak Brook and Downers Grove and 32 other cities and towns.
What time zone is area code 630 in?
Area code 630 uses Central Time.
What area codes overlay 630?
331 serves the same area as 630. New numbers in the area can get any of these codes, which is why local calls need all 10 digits.
Is a call from area code 630 a scam?
The area code alone doesn’t tell you. Most calls from 630 are ordinary local calls, but scammers can fake (“spoof”) any number. If you don’t recognize a 630 number, let it go to voicemail.
When did area code 630 start?
630 went into service in 1996. It was created from area code 708.
Can a 630 number be outside Illinois?
Yes. People keep their numbers when they move and when they switch to mobile or internet phone services, so a 630 caller can be anywhere.

Other area codes in Illinois

Area codeMain cities
217Springfield, Champaign and Decatur
224Northbrook, Arlington Hts and Des Plaines
309Peoria, Bloomington and Rock Island
312Chicgozn01, Wheeling and Oak Brook
447Danville, Springfield and Champaign
464Oak For So, Forest Park and La Grange
618Collinsville, Carbondale and Belleville
708La Grange, Chicago Heights and Oak Forest
730Centralia, Herrin and Belleville
773Harwood Heights, Chicgozn01 and Chicgozn02
779Rockford, Joliet and Momence
815Rockford, Joliet and Kankakee
847Northbrook, Schaumburg and Arlington Hts
861Peoria, Danvers and Moline
872Chicgozn01, Harwood Heights and Chicgozn04