NPA-NXX - 630-664
This is the 630-664 subcode (NPA-NXX) prefix page. Follow a prefix to find the number you are looking for. We divide our pages up to make them more user friendly to navigate!
The 630-664 subcode mainly covers Naperville in Dupage county. But other numbers maybe included as well.
We have a database of information derived from the public phone records of Illinois state. Many of the numbers in this subcode are Miscellaneous registered to Sprint. We hear they employ a large number of people in the Illinois office.
Recently there have been an increase in reported calls, we've had over 916924 comments across our systems for the 630-664 subcode.
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650-285-8777 939-260-1229 530-712-1925 225-367-7692 602-726-9638615-730-5728 832-770-1448 402-260-2474 318-580-6314 859-490-2340