NPA-NXX - 216-521

This is the 216-521 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. 216
3. 216-521

The 216-521 subcode mainly covers Cleveland in Cuyahoga county. But other numbers maybe included as well.

We have a database of information derived from the public phone records of Ohio state. Many of the numbers in this subcode are Regular Landline registered to At&t Ohio. We hear they employ a large number of people in the Ohio office.
Recently there have been an increase in reported calls, we've had over 1280122 comments across our systems for the 216-521 subcode.