NPA-NXX - 240-355

This is the 240-355 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 240-355 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 240-355 subcode.

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

312-871-4833 213-275-6431 832-301-2298 406-577-5576 706-271-2530
769-447-5782 603-421-3210 214-247-1060 231-889-5548 708-444-5834