NPA-NXX - 443-300

This is the 443-300 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!

  1. Area Codes
  2. 443
  3. 443-300

The 443-300 subcode mainly covers Sykesville in Carroll 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 Regular Landline registered to Level 3. 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 167134 comments across our systems for the 443-300 subcode.

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

248-247-8529 347-509-1229 254-405-2982 704-652-8988 209-772-9333
480-405-2541 347-998-3729 765-509-4274 417-240-1792 443-687-6732
443-300-46XX
443-300-59XX
443-300-11XX
443-300-05XX
443-300-20XX
443-300-93XX
443-300-39XX
443-300-60XX
443-300-27XX
443-300-41XX
443-300-43XX
443-300-87XX
443-300-98XX
443-300-86XX
443-300-91XX
443-300-75XX
443-300-15XX
443-300-61XX
443-300-04XX
443-300-12XX
443-300-56XX
443-300-65XX
443-300-72XX
443-300-84XX
443-300-74XX
443-300-68XX
443-300-73XX
443-300-66XX
443-300-64XX
443-300-01XX


443-300-50XX
443-300-30XX
443-300-76XX
443-300-10XX
443-300-08XX
443-300-29XX
443-300-57XX
443-300-38XX
443-300-82XX
443-300-17XX
443-300-62XX
443-300-19XX
443-300-06XX
443-300-21XX
443-300-92XX
443-300-53XX
443-300-70XX
443-300-36XX
443-300-96XX
443-300-97XX
443-300-51XX
443-300-09XX
443-300-31XX
443-300-85XX
443-300-54XX
443-300-55XX
443-300-88XX
443-300-77XX
443-300-79XX
443-300-25XX
443-300-94XX
443-300-90XX
443-300-42XX