All police communication codes in NV
10-1: Receiving Poorly
10-2: Receiving Well
10-3: Stop Transmitting
10-4: Message Received
Used to acknowledge that a message or transmission was received and understood.
10-5: Relay Message
10-9: Repeat Transmission
10-13: Advise Weather/Road Conditions
10-19: Return To
10-20: Location
10-21: Telephone
10-25: Contact
10-36: Time of Day
10-42: Request Dispatch Times / Reports
10-48: Use Caution
10-50: No Traffic
10-51: Message for Delivery
10-66: Nature Call
31-1: E911 Hang Up Call
423: See a Man for Information
423A: See a Woman for Information