NPA-NXX - 240-504

This is the 240-504 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 240-504 subcode mainly covers Washington in Montgomery county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Maryland state. Many of the numbers in this subcode are Miscellaneous registered to Sprint. We hear they employ a large number of people in the Maryland office.
Recently there have been an increase in reported calls, we've had over 971777 comments across our systems for the 240-504 subcode.

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

864-300-8790 508-425-1351 616-526-9288 601-605-5207 251-260-4281
757-779-4735 570-240-8026 609-227-8873 281-825-8606 731-986-6283