Immigration and Customs Enforcement

US Customs Helo

[edit] Information on Monitoring ICE Drug Interdiction Activities

• The COTHEN Network - This page lists each of the frequencies in use for the HF CBP Over-the-Horizon Enforcement Network. Also listed here are additional resources and information regarding the COTHEN Network.

CBP P3

• VHF / UHF Drug Interdiction Frequencies

NOTE: ICE agents work on the nationwide CBP VHF network.