NPA-NXX - 720-643
This is the 720-643 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 720-643 subcode mainly covers Denver in Denver county. But other numbers maybe included as well.
We have a database of information derived from the public phone records of Colorado state. Many of the numbers in this subcode are Regular Landline registered to Level 3. We hear they employ a large number of people in the Colorado office.
Recently there have been an increase in reported calls, we've had over 600158 comments across our systems for the 720-643 subcode.
Looking for a different number? Follow a link below to see our recently active.
978-720-1367 605-999-9089 908-875-4359 509-263-6922 508-434-9626626-345-5440 910-777-2123 508-817-5960 269-301-5627 208-999-3968