Clue: Also addresses, in an e-mail

Answer: CCS

Length: 3

---

Similar Clues:

• Indication of excitement in an e-mail (ALLCAPS with 7 letters)
• Ending for many e-mail addresses (COM with 3 letters)
• Ending of some e-mail addresses (EDU with 3 letters)
• Late Iraqi politician Ezzedine (MAILS anagram) (SALIM with 5 letters)
• Willem Einthoven's heart analysis invention (ECG with 3 letters)
• Esteem or analysis input (SELF with 4 letters)
• Ancient Indo-European (e.g. ARYAN with 5 letters)
• Setting of Mailer's "Ancient Evenings" (EGYPT with 5 letters)
• Ancient Indo-Europeans (ARYANS with 6 letters)
• Ancient inhabitant of Western Europe (NEANDERTHALMAN with 14 letters)