Agent systems are phone numbers for WORM agents, used to receive and send messages while in the field. Most of them take form of interactive voice response menus.

Phone number: +1-207-813-2200

AS27 broadcasts organization announcements and occasional messages from assets.

Phone number: +1-606-722-0004

This system provides access to agent codes. Its main purpose is serving Slate, XORFS, and SSTV messages, but it also has various hidden functions. Important agent codes include:

• 1: Telemetry
• 2: Telemetry (Bell 103)
• 3: Green terminal (SSTV)
• 10: Amber terminal (SSTV)
• 11: Red terminal (SSTV)
• 301, 302, 303: Slate messages
• 16000: Friendly code verifier
• 16001…16999: Agent management system
• 18000…19999, 22000…22999: XORFS
• 6824418: Message Desk
• 238018300…238018399: SSTV

Phone number: +1-412-888-0004

This system provides access to class 6 telephone numbers, which aren't callable from regular telephones. The PIN of a calling card, obtainable via postal mail, is required before dialing. Like their real life counterparts, the cards have a limited amount of minutes.

There is an official video on Cleveland Direct card usage, which can be found here.

2023 calling card (front)

2023 calling card (back)

Phone number: +1-216-677-0004

Flare Pepper Kitchen provides file sharing functionality under a (thinly veiled) cover of a restaurant. On the surface, the number responds with a simple functionality of making food orders and checking their status. However, there are hidden options that access the file sharing functionality and other settings.

Logo

Phone number: +1-808-400-8484

This system provides access to reel-to-reel tapes containing training materials for WORM agents. Audio quality degrades over time, until the tape head is cleaned using the tape 99999. Newest tapes are mentioned on tape 0.

Recordings of all known HTRS tapes have been archived at our repository here.

This mystery system uses chiptune music for its prompts and responses. Its purpose seems to be serving disguised data, as shown by entry 023482.

• +1-867-794-0004: Mirror of AS32. Labeled “AS33” in Felicity's diary.
• +1-867-794-0033: Mirror of AS27. Labeled “HQ” in Felicity's diary.
• +1-910-498-0004: Formerly “MISO”. Currently used for a non-working clone of AS27.