NPA-NXX - 303-428
This is the 303-428 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 303-428 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 Centurylink. 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 303-428 subcode.
Looking for a different number? Follow a link below to see our recently active.
402-318-8680 510-743-3276 760-616-8554 417-540-3541 224-659-4376706-822-8442 845-643-1517 707-656-6307 707-664-7326 507-626-4910