NPA-NXX - 202-378

This is the 202-378 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. 202
3. 202-378

The 202-378 subcode mainly covers Washington in District Of Columbia county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of District Of Columbia state. Many of the numbers in this subcode are Regular Landline registered to At&t. We hear they employ a large number of people in the District Of Columbia office.
Recently there have been an increase in reported calls, we've had over 601723 comments across our systems for the 202-378 subcode.