NPA-NXX - 240-550
This is the 240-550 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 240-550 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 240-550 subcode.
Looking for a different number? Follow a link below to see our recently active.
936-931-1195 407-772-7795 832-602-3921 919-944-1823 774-215-7393404-549-3592 804-980-5143 570-428-2396 518-350-7994 860-345-3099