NPX-NXX Look-Up
Search by NPA and NXX, State and City or by LATA. Select from several options below.
KFR's free NPA-NXX lookup is great for checking which areas codes and prefixes are assigned to a given rate center, what rate center a particular NPA-NXX is in or what area codes are in a specific state.
Should you have any questions about area codes and/o international dialing codes, please don't hesitate to contact us. We're always here and ready to help.