NPA-NXX - 240-506

This is the 240-506 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 240-506 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 Cellular (Dedicated) registered to At&t Mobility. 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 240-506 subcode.

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

646-248-3122 585-416-7217 519-300-4247 704-280-6405 587-774-6497
905-503-9499 269-254-1057 210-338-4375 631-969-8404 312-792-3657