NPA-NXX - 815-503

This is the 815-503 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 815-503 subcode mainly covers Mendota in Lasalle 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 113924 comments across our systems for the 815-503 subcode.

Looking for a different number? Follow a link below to see our recently active.

442-228-8134 937-799-4047 815-648-8839 217-935-2076 304-944-6253
765-747-2360 209-663-2210 305-517-5464 832-298-5266 716-343-6633